Business

Tools for entrepreneurs, freelancers, and business management.

• SVG Generator: Blobs, Waves, Patterns and Gradients – Pick one of 6 modes (blob, waves, pattern, badge…), adjust colors and seed, then export the result as an SVG file.
• Fake Data Generator: Mock JSON, CSV and SQL Test Data – Define your columns (name, email, UUID, date…) and generate up to 1,000 fake rows as JSON, CSV or SQL INSERT.
• Email Signature Generator: HTML for Gmail and Outlook – Pick one of 30 templates, fill in your details and copy the HTML signature into Gmail, Outlook or Apple Mail.
• Eisenhower Matrix: Prioritize Tasks by Urgency – Sort each task by urgency and importance to see what to do now, what to schedule, what to delegate or drop.
• Meeting Cost Calculator by Salary and Attendees – Enter attendees, average gross salary and duration to get the cost of a meeting, including employer charges.
• PDF Watermark Remover (Visual Masking in Browser) – Select the area on the preview: an opaque box covers it on every page, processed entirely in your browser.
• French Freelance Status Simulator: SASU, EURL, Micro – Enter your revenue to compare take-home pay after French charges and taxes as SASU, EURL, micro or portage.
• KDP PDF Formatter: Resize to Amazon Paperback Trim Size – Upload your PDF, pick the trim size and bleed: each page is scaled and centered without distortion for KDP.
• T-SQL to Java and C# Converter: SQL Table to Class – Paste a MySQL, PostgreSQL or T-SQL CREATE TABLE and get the model as Java, C#, TypeScript, Go or Rust code.
• XML Compare Tool: Differences Between Two XML Files – Paste two XML documents to see, node by node, which tags, attributes and text were added, removed or changed.
• French Invoice Generator: Invoices, Quotes, Credit Notes – Add your line items: VAT is totaled per rate, the art. 293 B exemption notice is added if needed, ready to print.
• French Gross to Net Salary Calculator (brut en net) – Enter gross pay and status (cadre or non-cadre) to get French net salary before income tax, monthly and yearly.
• ROI Calculator: Return on Investment in Percent – Enter the amount invested and the amount returned to get the ROI as a percentage and the net profit made.
• Break-Even Calculator: Units to Sell to Cover Costs – Enter fixed costs, unit price and unit variable cost to get the number of units you must sell to break even.
• SQL Formatter: Beautify and Indent SQL Queries – Paste a query: one clause per line, 2 or 4 space or tab indentation, and keywords in upper or lower case.
• JSON Formatter & Validator: Beautify or Minify JSON – Paste JSON to spot syntax errors, re-indent it with 2 spaces or minify it by stripping all whitespace.
• Base64 Encoder and Decoder: Convert Text to Base64 – Paste text to encode it to Base64, or paste a Base64 string to decode it back to the original text.
• UUID Generator: Create Up to 100 Random UUID v4 at Once – Generate 1 to 100 version 4 UUIDs with your browser's cryptographic random generator, ready to copy.
• JWT Decoder: Read Header, Payload and Expiry Date – Paste a JWT to view its header and payload as JSON, the iat and exp dates, and whether the token has expired.
• Cron Expression Generator with Plain-English Meaning – Build a 5-field cron expression, read what it means in a plain sentence and check its next scheduled run times.
• Startup Runway & Burn Rate Calculator: Zero Cash Date – Enter cash, monthly expenses and MRR to get your net burn, months of runway and the date you run out of cash.
• Freelance Rate Calculator: Hourly vs Value-Based Pricing – Enter target income, charges and billable days to get your minimum day rate, then compare it to a value-based fee.
• Time Zone Meeting Planner: Best Hours Across Cities – Pick a reference time and cities to see each local time, flagged as office hours, flexible hours or night.
• Readability Checker: Flesch Score and Gunning Fog Index – Paste a text to get its Flesch reading ease score from 0 to 100, the Gunning Fog index and average sentence length.
• E-Commerce Margin Calculator: Pricing, Break-Even and ROAS – Work out the net margin of a product sold online from its selling price: VAT, purchase cost, shipping, Stripe fees, ads and returns, then monthly break-even and minimum ROAS.
• LLM Token Counter and API Cost Estimator – Paste a prompt to estimate its token count and API cost for the model you pick (GPT, Gemini, Claude and more).
• Diff Checker: Compare Two Texts or Code Line by Line – Paste the original and the edited version to see added (+), removed (−) and unchanged lines highlighted.
• Hash Generator: SHA-256, SHA-512, SHA-1 and MD5 – Type a text to get its SHA-256, SHA-512, SHA-1 and MD5 hashes, and check them against an expected checksum.
• Lorem Ipsum Generator: Placeholder Text by Paragraph – Choose 1 to 10 paragraphs of Latin dummy text to paste into your mockups, websites or page layouts.
• US W-2 vs 1099 Calculator: Employee or Contractor Pay – Compare net take-home pay between W-2 salary and 1099 freelance rates accounting for FICA, SE Tax, and QBI deductions.
• US Sales Tax Calculator: State and County Rates – Comprehensive 50-state + county tax rates, grocery/clothing exemptions, and NOMAD state zero-tax lookups.
• Stripe & PayPal Fee Calculator with 1099-K Threshold – Calculate credit card transaction fees, reverse invoice amounts, and track IRS 1099-K reporting thresholds.
• EU VAT Calculator: OSS Rates and Reverse Charge – Calculate VAT across all 27 EU member states: B2B reverse charge, B2C e-commerce OSS rates, and EU VAT number validation.
• EU E-Invoicing Cost Simulator: Peppol and Factur-X – Prepare for mandatory B2B e-invoicing in Europe (EN 16931), calculate processing savings, and preview hybrid Factur-X XML data.
• US Section 179 Calculator with Bonus Depreciation – Calculate immediate first-year equipment write-offs, 100% bonus depreciation, and heavy vehicle deductions (>6,000 lbs GVWR).
• EU CSRD Compliance Checker: Thresholds and ESRS – Check statutory CSRD thresholds (headcount, revenue, balance sheet), mandatory reporting timelines, and ESRS double materiality readiness.
• US R&D Tax Credit & Payroll Offset Calculator (Form 6765) – Calculate IRS Section 41 research tax credits using the Alternative Simplified Credit (ASC) and up to $500,000 payroll tax offset for startups.
• US QSBS Calculator: Section 1202 Capital Gain Exemption – Calculate your 100% tax-free capital gain exclusion up to $10M or 10x basis on Qualified Small Business Stock (C-Corp) sales.
• EU Cross-Border Social Security & A1 Certificate Simulator – Determine applicable social security jurisdiction for cross-border teleworkers, test 25%/50% thresholds, and model payroll contribution impacts.
• EU AI Act Compliance Checker: Risk Class and Fines – Classify your AI systems under Regulation (EU) 2024/1689 (Annex III High-Risk, GPAI models) and compute maximum statutory fine liability.
• EU Whistleblowing Directive 2019/1937 Compliance Auditor – Verify compliance with mandatory internal reporting channels, strict statutory deadlines (7-day ack / 3-month follow-up), and anti-retaliation rules.
• LinkedIn SSI Score & Organic Post Reach Simulator – Diagnose your Social Selling Index (out of 100) and simulate format reach multipliers (PDF carousels vs external links) under the LinkedIn algorithm.
• Social Media Giveaway ROI & Retained Follower Cost Simulator – Measure true acquisition costs of social media contests factoring in 30-day post-giveaway churn and email lead generation.
• Social Profile Conversion Audit & Scorecard – Audit your bio, visual branding, SEO, and sales funnel on a 100-point rubric to convert profile visitors into paying followers.
• Meta Ads Simulator: Break-Even ROAS, Target CPA & Profit – Calculate your minimum allowable break-even ROAS, forecast target CPA and simulate net profit after ad spend on Facebook & Instagram.
• TikTok Shop Affiliate & Creator Showcase Earnings Calculator – Estimate monthly affiliate commissions from the TikTok yellow cart based on CTR, conversion rates, and gross merchandise value (GMV).
• Pinterest Evergreen Traffic & Affiliate Revenue Estimator – Model monthly outbound pin clicks to your website or blog and calculate passive revenue from affiliate links and ad displays.
• Podcast Sponsorship Rate & CPM Pricing Calculator – Calculate pre-roll, mid-roll host-read, and monthly package rates, and generate a clear rate card to pitch sponsors.
• Link-in-Bio Funnel & Value-Per-Click Calculator (Stan Store) – Determine the monetary value per profile click, lead capture rate, and digital product sales generated from your link in bio.
• Influencer Marketing Campaign ROI & Profitability Simulator – Calculate net profit, campaign ROAS, customer acquisition cost (CAC), and break-even orders for brand-creator partnerships.
• Freelance Social Media Manager Rate Calculator (Retainer) – Estimate monthly workload hours (content design, reels, moderation) and calculate the optimal monthly retainer package for clients.
• SaaS MRR Growth Simulator: ARR, Churn, NRR, Quick Ratio – Model recurring revenue growth, Net Revenue Retention (NRR > 100%), logo vs revenue churn, and a 12-month valuation trajectory.
• Cold Email Deliverability Checker: Spam Words and Warmup – Audit DNS records (SPF, DKIM, DMARC), detect inbox spam trigger words, and build a safe 4-week sending ramp-up schedule.
• Freelance Scope Creep & Change Order Price Estimator – Price out-of-scope client requests, calculate delivery delays, and generate a ready-to-send professional change order email.
• Late Payment Interest Calculator for Overdue Invoices – Calculate statutory late payment interest (ECB refi rate + 10%) and the mandatory 40€ B2B recovery fee with an automated formal demand letter.
• SaaS Magic Number & CAC Payback Period Efficiency Calculator – Measure sales & marketing efficiency (Magic Number), months to recover customer acquisition costs, and SaaS unit economics.
• Value-Based Pricing Calculator for Freelancers & Consultants – Transition from hourly/daily billing to capturing 5% to 15% of the client's expected economic value with a structured 3-tier proposal package.
• French ARE Unemployment Calculator: Rupture Conventionnelle – Estimate your French unemployment benefit (ARE) after a rupture conventionnelle: monthly net amount paid by France Travail, waiting days before the first payment and maximum duration by age.
• Real Hourly Wage Calculator: Commute, Unpaid Hours, Costs – Uncover your true take-home hourly wage after factoring in commute time, off-the-clock overtime, and out-of-pocket work expenses.
• GDPR Privacy Policy Generator and Website Legal Notice – Create compliant legal notices and GDPR data protection privacy policies for your SaaS apps, websites, and online stores.
• US Time Card Calculator: Weekly Hours, Breaks and Overtime – Fill in a weekly US time card: clock-in and clock-out times, unpaid meal breaks, daily and weekly hour totals, then hours over 40 and gross pay in dollars under the FLSA.
• Freelance Hourly Rate to Salary Calculator (1099 vs W-2) – Convert contractor billing rates to net take-home pay, factoring in 15.3% SECA self-employment tax, unpaid PTO, and health insurance.
• US Overtime Calculator: FLSA 1.5x, Double Time and Paycheck – Calculate a US overtime paycheck: FLSA regular rate including bonuses, hours at 1.5x and double time, FICA, federal and state withholding, and net take-home pay.
• Retainer Calculator: Monthly Fee and Effective Hourly Rate – Price recurring client retainers, calculate effective hourly yields, avoid scope creep, and build predictable monthly recurring revenue (MRR).
• French Severance Pay Calculator and Mutual Termination – Calculate statutory minimum severance, net take-home payout after social taxes, negotiated extra indemnity, and unemployment delay.
• Day Rate to Salary Converter and TJM Calculator (France) – French day rate to take-home pay (micro, EURL, SASU, portage) after contributions and tax, gross employee salary equivalent, or the rate for a target income.
• French Paid Leave Calculator: Accrued Days and Payout – Enter months worked, days taken and salary to get accrued leave under French rules, the balance and the payout.
• Excel Table Converter: to SQL, JSON, Markdown and CSV – Paste cells from Excel or a CSV: the separator is detected and you get SQL INSERT, JSON, Markdown or HTML.
• Meeting Agenda Timer and Minutes Generator – List topics with a duration and speaker, run a countdown for each one and export the meeting minutes as text.
• Printing Cost per Page Calculator: Toner and Paper – Enter toner price and yield, paper cost, page coverage and duplex to get the real cost per printed page.
• World Meeting Time Finder Across Time Zones – Choose your cities to get the 3 meeting slots that best fit the local office hours of every participant.
• Excel Formula Generator: XLOOKUP, INDEX/MATCH, IFS – Enter your ranges to get 5 ready-made formulas (XLOOKUP, IFS, SUMIFS…) in English or French Excel syntax.
• List Cleaner: Remove Duplicates and Extract Emails – Paste a one-per-line list to drop duplicates and blank lines, sort it and format it for a SQL IN() clause.
• French Timesheet Calculator: Hours and Overtime (35h) – Enter daily start, end and break times to get weekly hours and overtime paid at 25% then 50% above 35 hours.
• Project Profitability Calculator: Margin and Burn Rate – Enter hours, internal cost and billed rate per profile to get the gross margin on fixed-price or T&M work.
• Slack, Teams and Discord Message Formatter – Add bold, italics, code and quotes with buttons, preview the message and copy the right syntax for each app.
• Productivity, Utilization Rate & Interruption Cost – Calculate billable utilization %, financial cost of multitasking (UC Irvine model), and Deep Work ratio.
• Work From Home vs Office Commute Cost Calculator – Compare real commute fuel and transit costs against home office utilities, time saved, and CO2 emissions.
• vCard QR Code Generator for Digital Business Cards – Enter your contact details to get a vCard QR code that saves them on iOS, Android or Outlook, plus the .vcf file.
• Executive Bullet Point Condenser (STAR / AIM) – Transform narrative text into concise executive bullets with action verbs, ROI metrics, and oral presentation timing.
• Invoice Number Generator: Sequential Invoice and Quote IDs – Generate compliant sequential invoice and quote numbering series with prefixes, date formats, and bulk export.
• Resignation Notice Period & Formal Letter Generator – Calculate your official notice period end date, notice waiver requests, and generate certified resignation letters.
• Office Ergonomics & Standing Desk Height Calculator – Calculate optimal seated/standing desk height, chair elevation, eye level height, and monitor viewing distance.
• PDF File Size Calculator: Dimensions, DPI and Bleed – Estimate PDF file size before and after compression, standard ISO print dimensions with 3mm bleed, and email limits.
• Office Team Lunch Bill, Tip & Delivery Fee Splitter – Easily split group food delivery orders including courier fees, service tips, and promo codes per coworker.
• Out of Office (OOO) Autoresponder Email Generator – Craft professional vacation, sick leave, parental leave, conference, or emergency automated response templates.
• NDA Generator: Mutual or One-Way Non-Disclosure Agreement – Generate legally structured mutual or unilateral non-disclosure contracts with custom durations and jurisdiction.
• Working Capital Calculator: DSO, DIO, DPO and Cash Cycle – Calculate Working Capital Requirement, Days Sales Outstanding, Days Payable Outstanding, and Cash Conversion Cycle.
• Office Ventilation Calculator: Air Change Rate and CO2 – Evaluate required airflow per occupant (French Labour Code art. R4222-6), room volume change rates, and CO2 saturation risk.
• Salary Raise Negotiation & Employer Total Cost Simulator – Simulate your net take-home salary boost, employer payroll taxes, total compensation cost, and ROI talking points.
• Business Days Calculator: Holidays and Project Deadlines – Add business working days excluding weekends and official bank holidays to accurately plan project delivery milestones.
• NPS Calculator: Net Promoter Score, CSAT and Satisfaction – Calculate Net Promoter Score (% Promoters - % Detractors), CSAT %, average rating out of 5, and interpretation benchmarks.
• Business Travel Carbon Footprint & Offset Audit – Calculate business travel CO2 emissions across train, flight, and car using official emission factors and tree offset values.
• Document Scanning DPI Resolution & OCR Storage Estimator – Optimize scan DPI (150, 300, 600 DPI), color modes, text OCR recognition accuracy, and long-term digital archiving size.
• Remote Work Allowance Calculator and Actual Expenses – Calculate tax-exempt remote work stipends and compare with actual expense deductions for heating, electricity, and workspace.
• Training ROI Calculator: Budget, Co-Funding and Salary Gain – Manage employee training credits, employer co-funding, out-of-pocket costs, and projected post-certification salary increase.
• Business Expense Report & Deductible VAT Manager – Track business travel expenses, deductible input VAT rules (meals, hotels, fuel, tolls), and mileage allowances.
• French Sick Leave Pay Simulator: IJSS and Employer Top-up – Estimate French social security daily allowances (IJSS), the employer top-up, waiting periods and net income for sick leave in France.
• Job Interview Scorecard Matrix & Candidate Evaluation Rubric – Objectively rate candidates across weighted criteria (1-5), green/red flags, compensation alignment, and ATS debrief summaries.
• Sprint Capacity Calculator: Agile Team Velocity Planner – Calculate realistic sprint backlog capacity in hours and story points by factoring in PTO, ceremonies, and focus factors.
• Annual Working Days & Executive RTT Allowance Calculator – Determine exact compensatory rest days (RTT) based on annual working day quotas, bank holidays, and tax-exempt buyback.
• Meeting Airtime Equity & Speaking Time Distribution Tracker – Live stopwatch and analytics to measure speech time equity, monitor dominance, and promote psychological safety in discussions.
• Executive Meeting Minutes & RACI Matrix Action Generator – Structure agenda items, capture key decisions, assign clear RACI responsibilities, and export formatted Markdown minutes.
• Org Chart Builder & Managerial Span of Control Auditor – Map company hierarchy, compute direct reports ratio per manager, and analyze organizational structural balance.
• Earned Value Calculator: Cost Variance, EAC and CPI – Earned Value Management (EVM) model to forecast project completion costs (EAC), cost performance index (CPI), and budget overruns.
• SaaS Unit Economics Calculator: LTV to CAC Ratio and Churn – Calculate your SaaS ARR, ARPU, LTV, CAC, LTV to CAC ratio with a health rating, CAC payback period and Quick ratio from MRR and monthly churn.
• B2B Cold Email Outreach Pipeline & ROI Simulator – Forecast sales funnel metrics from send volume and deliverability to meetings booked, pipeline ACV, and toolstack payback.
• Amazon FBA Fee Calculator: Profit Margin, ROI, Break-Even – Calculate your net profit per unit on Amazon FBA: referral fee, fulfilment, storage, product cost, ROI and break-even for your ad budget.
• Free EAN-13 Barcode Generator: Check Digit, SVG, PNG – Generate an EAN-13 or UPC-A barcode, compute the check digit (e.g. 400638133393 → 1), validate a code and download it as SVG or PNG.
• Vinted Fee Calculator (and Leboncoin): Seller Net Profit – Work out buyer protection fees, the total the buyer pays and your net profit on Vinted or Leboncoin, shipping included.
• Volumetric Weight Calculator: L×W×H / 5000 (DHL, UPS) – Calculate the volumetric weight of one or more parcels (L×W×H ÷ divisor) and compare it with actual weight to get the billable weight.
• JSON to TypeScript Interface Converter (Online) – Paste JSON and get TypeScript interfaces: nested objects, arrays, null, optional fields, readonly and export options, all generated in your browser.
• CSS browser compatibility: Chrome, Safari, Firefox, Edge – Search a CSS property or web API: global share of supporting browsers and the first Chrome, Safari, Firefox and Edge version, from caniuse.
• jsDelivr CDN link for an npm package: copy the script tag – Enter an npm package name to get its versions and a version-pinned jsDelivr script or link tag, ready to paste into an HTML page.
• French public tenders search (BOAMP) by keyword and area – Search French public tenders published in the BOAMP by keyword, département and contract type, with the response deadline and official link.
• PyPI package version lookup: Python version, dependencies – Type a Python package name to see its latest PyPI version, required Python version, license, dependencies and release date, read live.
• French Company Lookup by SIREN/SIRET: NAF, Officers – Find a French company by name, SIREN or SIRET: head office, NAF code, status, creation date and published officers, live from the public API.
• WordPress plugin checker: last update, PHP version, rating – Before installing a WordPress plugin: version, active installs, last update, required WordPress and PHP, tested up to and rating, live data.
• HTTP status codes list: every 1xx to 5xx code explained – All 63 HTTP status codes registered with IANA (200, 301, 404, 500…) with their official name, a plain explanation and a link to the RFC.
• Hacker News top stories today: points and comments, live – The 30 stories on the Hacker News front page or the newest ones, filtered by points, with a direct link to each discussion thread.
• GitHub profile stats: stars, repos, followers and languages – Enter a GitHub username to see followers, public repos, total stars, most starred repos and main languages, read from the official GitHub API.
• Validar CUIT: Argentina CUIT checker and CUIL from DNI – Check a CUIT or CUIL from Argentina (modulo 11, prefixes 20, 27, 23, 30) and calculate the CUIL from a DNI and sex, with the reason a number fails.
• Décimo terceiro calculator: Brazil 13th salary instalments – Calculate your décimo terceiro in Brazil: 1/12 of salary per month worked, 1st instalment with no deductions, 2nd after 2026 INSS and IRRF.
• Salário líquido calculator: Brazil CLT net salary 2026 – Work out your salário líquido in Brazil: 2026 INSS bands, IRRF with the simplified discount and the new zero tax up to R$ 5,000 (Lei 15.270).
• Rescisão CLT calculator: Brazil termination pay & FGTS fine – Estimate your rescisão CLT in Brazil: salary balance, proportional notice, 13th salary, holiday + 1/3 and the 40% or 20% FGTS fine by termination type.
• Brazil CNPJ validator and generator (alphanumeric 2026) – Validate a CNPJ from Brazil (validar CNPJ), numeric or alphanumeric since July 2026: check digits, the reason a number fails and a test generator.
• Brazil CPF validator and generator (validar CPF) – Validate a CPF from Brazil (validar CPF): modulo 11 check digits, the reason a number fails, tax region from the 9th digit and a test number generator.
• Finiquito Chile calculator: severance and leave pay (CLP) – Estimate a finiquito in Chile: 30 days per year of service capped at 90 UF and 11 years, pay in lieu of notice, art. 168 surcharge and proportional leave.
• Validar RUT: Chile RUT validator and check digit calculator – Check a RUT or RUN from Chile and calculate its dígito verificador (modulo 11, K and 0), with or without dots, and see why a number fails.
• Liquidación laboral Colombia 2026: severance pay calculator – Estimate a 2026 liquidación laboral in Colombia: cesantías, 12% interest, service bonus, unused leave and dismissal pay under art. 64 CST.
• Colombia net salary calculator 2026: salario neto (COP) – Work out your 2026 net salary in Colombia: 4% health and pension, solidarity fund, art. 383 withholding tax and the transport allowance.
• French Social Security Number Key Calculator (France NIR) – Calculate the key of a French social security number (France NIR: 97 − number mod 97), check all 15 digits, Corsica 2A/2B, and decode it.
• Brutto Netto Rechner 2026: Germany net salary calculator – Work out your 2026 net salary in Germany: Lohnsteuer from the official BMF program, Soli, church tax and social contributions, tax classes I to VI.
• Kündigungsfrist Rechner: Germany notice period calculator – Find when an employment contract ends in Germany: 4 weeks to the 15th or month end, up to 7 months for employers, probation and latest delivery date.
• IBAN validator: modulo 97 check and length by country – Check an IBAN from 89 countries: length, BBAN format, modulo 97 check digits and French RIB key, with the exact reason for an error and groups of 4.
• Calcolo codice fiscale: Italy tax code generator and check – Work out an Italian codice fiscale from name, birth date and municipality code, or check a code from Italy, including omocodia variants.
• Calcolo stipendio netto: Italy net salary calculator 2026 – Turn a gross RAL into net pay in Italy: 9.19% INPS, 2026 IRPEF at 23/33/43%, tax credits, tax wedge cut and local surtaxes, over 13 or 14 months.
• Calcolo TFR: Italy severance pay (TFR) calculator – Calculate TFR in Italy: annual pay ÷ 13.5 per year, ISTAT revaluation, 17% substitute tax and an estimate of the tax withheld on payout.
• Aguinaldo calculator Mexico 2026: prorated bonus and ISR – Work out the aguinaldo in Mexico: at least 15 days' pay, prorated for a mid-year start, MXN 3,519.30 tax-free (30 UMA) and ISR on the excess.
• Validate CURP (Mexico): CURP checker with check digit – Check a CURP from Mexico: 18-character structure, birth date, sex, state code and check digit, with the exact reason when a key is invalid.
• Finiquito calculator Mexico: severance and liquidación – Estimate finiquito and liquidación in Mexico: prorated aguinaldo and vacation, seniority premium, 3 months' pay and the 20 days per year shown apart.
• Sueldo neto ISR: Mexico net salary calculator 2026 – Convert a gross salary in Mexico to net, monthly or biweekly: 2026 ISR withholding, employment subsidy and the employee's IMSS contributions.
• Validate RFC (Mexico): tax ID checker with check digit – Check an RFC from Mexico for an individual (13 characters) or a company (12): structure, date, homoclave and check digit, with the reason for any error.
• Peru CTS calculator 2026: November deposit amount – Work out CTS in Peru: salary + family allowance + 1/6 of the gratificación, ÷ 12 per month worked and ÷ 360 per day, for the May and November deposits.
• Portugal NIF validator: check a número de contribuinte – Check a Portugal NIF (9 digits): modulo 11 check digit, taxpayer type from the prefix (1, 2, 3, 45, 5…) and the exact reason a number fails.
• Cuota autónomos 2026 calculator: self-employed fees in Spain – Estimate your 2026 cuota de autónomos in Spain: net earnings less 7% generic expenses, bracket, contribution base, 31.50% rate, optional tarifa plana.
• Letra DNI calculator: check a DNI or NIE letter (Spain) – Work out the letra of a DNI or NIE in Spain (number modulo 23) or check one you typed: the tool shows the expected letter when it is wrong.
• Sueldo neto calculator: net pay in Spain after IRPF 2026 – Convert a gross annual salary in Spain into sueldo neto per month (12 or 14 pagas): 2026 contributions and IRPF withholding per the AEAT algorithm.
• Calculadora indemnización despido: severance pay in Spain – Work out severance pay in Spain: 33 days per year (45 before 2012), 20 for objective dismissal, 12 for fixed-term contracts, with the legal caps.
• UK Take Home Pay Calculator 2026/27: Salary After Tax – Work out your UK take-home pay for 2026/27: income tax, National Insurance, Scottish rates, student loan Plans 1-5 and pension, per year, month and week.
• Morocco seniority bonus calculator (Labour Code art. 350) – Work out the seniority bonus in Morocco: 5 to 25% under Article 350 of the Labour Code, monthly and yearly amount, and the date of the next step.
• Morocco severance pay calculator (Labour Code art. 53) – Calculate severance pay in Morocco (96 to 240 hours of pay per year of service, Article 53) and damages for unfair dismissal under Article 41.
• PTU calculator Mexico 2026: employee profit sharing – Mexico: work out the PTU of one employee or a whole team: 10% of taxable income, the 3-month wage cap and ISR after the 15 UMA exemption.
• Probation period calculator France: end date and notice – Work out when a probation period ends in France (CDI or CDD), with renewal and absences, and the last day to end it while respecting the notice period.
• Typing speed test: words per minute and accuracy – Take a 30, 60 or 120-second typing test and get your net words per minute, raw speed and accuracy, with every mistake highlighted as you type.