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Free take-home-pay and financial calculators — salary, FIRE, mortgage, compound interest — for the US and several European countries in five languages. A general personal-finance calculator hub.
FreeNo sign-up
What to know▼
How it works
Calculates exact net take-home pay after taxes and social contributions for Italy, Germany, Spain, France, and the US in five languages, alongside FIRE, mortgage, compound interest, and debt payoff calculators.
Pricing
Free, no signup, no paywall.
Best for
US and European workers who want personal finance calculators.
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Free gross-to-net salary, VAT, and finance calculators for 28 European countries, with side-by-side comparisons, PDF export, and no signup.
FreeNo sign-upCan export my data
What to know▼
How it works
Calculates take-home pay, VAT, self-employed and hourly rates, and other finance scenarios using official 2026 rates for 28 European countries, with charts and PDF export.
Pricing
Free, no signup.
Best for
People comparing pay or savings scenarios across European countries.
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A free, no-login set of 17 Hong Kong-specific financial calculators covering property, tax, retirement, and investing, instead of generic US-centric calculators.
Free
What to know▼
How it works
17 free calculators across property, tax, retirement, investing, and market data, tailored to Hong Kong rules.
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A developer API that resolves and calculates EU VAT rates and generates audit-ready records for e-commerce sellers, instead of maintaining country-by-country tax spreadsheets or plugins.
Watch out · Currently in alpha.
What to know▼
How it works
Turns official EU TEDB data into a developer API that resolves current or historical VAT by country, product class and supply date, calculates exact tax amounts, stores audit-ready transaction evidence, monitors OSS thresholds, and prepares OSS/IOSS reports.
What's different
Covers all 27 EU countries and 37 merchant-friendly tax classes in one API instead of spreadsheets or per-country plugins.
Best for
E-commerce developers who need programmatic EU VAT calculation and compliance reporting.
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German property tax and cashflow calculator for investors
No sign-upPay onceNo subscription
What to know▼
How it works
Converts PDF tables like bank statements and invoices into Excel files, running entirely client-side with pdf.js and SheetJS so nothing is uploaded to a server.
What's different
No uploads, no account, no subscription — a one-time purchase that works with text-based PDFs.
Pricing
One-time purchase, no subscription, no account required.
Best for
People converting bank statements, invoices or reports from PDF to Excel who don't want to upload sensitive documents.
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A personal finance tool that connects your real bank accounts via Plaid and lets you build a flexible model of your household's money instead of a rigid budgeting app.
What to know▼
How it works
Connects real bank accounts through Plaid and pairs them with a spreadsheet-native modeling engine where every cell is a formula, letting users build custom financial models rather than use a fixed template.
What's different
Instead of only showing where money already went, it lets users model outcomes and answer forward-looking questions like affordability of a mortgage on a lower income.
Best for
People who want to build their own financial model rather than fit their finances into a rigid template.
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A Coast FIRE retirement simulator built specifically for Italy with INPS pension and capital gains tax rules, instead of a generic spreadsheet or non-Italian calculator.
FreeCan export my data
What to know▼
How it works
Monte Carlo simulations, what-if scenarios, net worth tracker, Italian broker import.
Pricing
Free; Pro unlocks PDF/Excel export and unlimited scenarios.
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A free tax optimization calculator for US W-2 employees and self-employed business owners that finds missed deductions and compares LLC vs S-Corp, instead of guessing what you could save.
Free
What to know▼
How it works
Calculates missed deductions and compares LLC vs S-Corp structures, and shows potential savings from maxing 401(k), IRA, and HSA contributions.
Best for
US W-2 employees and self-employed business owners doing tax planning.
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A classification tool for Turkish importers, exporters, and customs teams that identifies the correct 12-digit GTIP customs code from a plain-language product description and calculates landed costs.
What to know▼
How it works
Matches a plain-language product description to a 12-digit Turkish GTIP code with a confidence score and auditable classification path, then calculates duties, anti-dumping fees, VAT, and landed cost, and flags TAREKS/CE/permit requirements via bulk Excel and API workflows.
Pricing
10 free searches to start.
Best for
Turkish importers, exporters, and customs teams classifying products and calculating costs.
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A GST/VAT invoicing and inventory app with team role permissions, POS scanning and CSV migration for small businesses leaving spreadsheets behind.
What to know▼
How it works
Create compliant GST/VAT invoices, manage multi-business profiles, track inventory with auto-stock sync, and set granular role permissions, with POS barcode/QR scanning and CSV migration.
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Two free quiz-style diagnostics that score your startup's execution health and 'micromanagement tax' in about three minutes, no signup required. A quick gut-check for founders, not a full analytics tool.
FreeNo sign-up
What to know▼
How it works
Two free diagnostic quizzes — an Execution Velocity Grader and a Founder Bottleneck Calculator — score your startup's execution health and 'micromanagement tax' in about three minutes.
Pricing
Free, no signup required.
Best for
Founders who want a quick gut-check on where their execution is breaking down.
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A UK time-tracking app that calculates real take-home pay from tax bands, NI, and overtime, with invoicing.
What to know▼
How it works
Calculates real UK take-home pay from tax bands, National Insurance, overtime, and holiday accrual, and lets you track hours, manage a team, approve timesheets, set geofenced clock-in locations, and generate PDF invoices.
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Free suite of tax, debt-payoff and investment calculators covering US, UK, Canada and Australia rules.
FreeNo ads
What to know▼
How it works
Calculators compare S-Corp vs. sole proprietor, model Buy-Borrow-Die strategies, run snowball vs. avalanche debt payoff, and show the exact tax bill under each scenario, for the US, UK, Canada, and Australia.
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A private, offline journal for solo and divorced parents to track custody schedules and log expenses with receipt scanning, kept as their own record for legal, tax or personal clarity.
Works offline
What to know▼
How it works
Paints who has the kids on a time grid, applies custody templates, imports calendar events, and logs expenses with receipt scanning; has no shared accounts, chat or cloud sync.
Best for
solo or divorced parents who want a private custody and expense record.
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A set of free US tax calculators (sales tax, capital gains, property tax and more) for anyone estimating their own taxes, not a workplace-specific tool.
Free
What to know▼
How it works
A set of US tax calculators covering sales tax, capital gains, property tax and more.
Pricing
Free.
Best for
Individuals estimating their own US taxes rather than businesses needing filing software.
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Generates and validates Italian tax codes (Codice Fiscale) from personal details online instead of calculating them by hand. A general utility for admin, healthcare, business or school paperwork.
What to know▼
How it works
Generates a Codice Fiscale from personal data, verifies whether an existing code is valid, and includes a 'Codice Fiscale Inverso' tool that extracts the personal details encoded in a tax code.
Best for
Citizens, professionals, students and businesses in Italy who need a Codice Fiscale for admin, tax, healthcare, education or business procedures.
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Integrates UAE e-invoicing compliance into Dynamics 365 ERP systems, automating XML mapping and tax authority reporting.
What to know▼
How it works
Connects Business Central or Finance and Operations directly to the Federal Tax Authority reporting network, automating XML mapping and live buyer validation inside your existing ERP dashboard.
Best for
UAE businesses on Dynamics 365 needing e-invoicing compliance.
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An offline tool for validating Saudi e-invoice QR codes, UBL XML files, and PDF/A-3 invoices, with VAT calculation, on-device.
Watch out · Independent application, not affiliated with or endorsed by ZATCA or any government authority.
Works offlineData stays with you
What to know▼
How it works
Validates invoice QR codes, UBL 2.1 XML files, and PDF/A-3 e-invoices, scanning QR codes, inspecting invoice data, and calculating VAT directly on-device with no cloud uploads.
Best for
Businesses, accountants, auditors, and developers handling Saudi e-invoices.
Watch out
Independent application, not affiliated with or endorsed by ZATCA or any government authority.
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A GST-compliant invoicing and accounting platform for small businesses in India.
What to know▼
How it works
A GST-compliant invoicing and accounting platform letting small businesses generate professional invoices, track expenses, and manage tax compliance, with secure cloud access to business data.
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Converts GSTR-1 and GSTR-3B tax PDFs into structured Excel sheets entirely in-browser, so client tax data never leaves the accountant's machine. Built specifically for Indian CAs and tax professionals.
Data stays with you
What to know▼
How it works
Converts GSTR-1 and GSTR-3B tax PDFs into structured Excel sheets, processing everything client-side in the browser so no data is uploaded to a server.
What's different
100% client-side processing means sensitive client tax data never leaves the accountant's computer.
Best for
Indian CAs and tax professionals who need to bulk-extract GSTR PDF tables into Excel without exposing client data.
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125 free client-side financial calculators (mortgages, loans, tax, investing, debt payoff) that run entirely in your browser with nothing sent to a server.
FreeNo sign-up
What to know▼
How it works
125 calculators run client-side in the browser, plus short finance-news guides with worked examples
What's different
embeddable calculators for other sites; runs entirely client-side so no data leaves your browser
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An invoicing app for freelancers and small businesses to create GST/VAT invoices, quotes, and track payment status.
What to know▼
How it works
Creates professional PDF invoices, estimates, quotations, and tax invoices with GST/VAT, company logo, signature, discounts, shipping charges, and multiple currencies, tracking status as Draft, Sent, Paid, or Overdue.
Best for
Freelancers, small businesses, and self-employed professionals.
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A free suite of CA-reviewed Indian tax and finance calculators that run client-side.
FreeNo sign-upData stays with you
What to know▼
How it works
38 CA-reviewed calculators covering Old vs New tax regime, HRA, Advance Tax, NPS, NRI residency, DTAA, RSU vesting, FIRE, and more for FY 2026-27, running entirely client-side.
What's different
All tax formulas are CA-reviewed and calculations run privacy-first in the browser.
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A free lookup tool for import duty, VAT, and de minimis thresholds across the US, EU, UK, and China.
Free
What to know▼
How it works
Looks up import duty, VAT, and de minimis thresholds by HS code or product for the US, EU, UK, and China, with each rate linked to its official source.
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A free, open-source calculator that tells you whether paying off debt or investing wins after taxes, using 2026 U.S. federal and state tax rules instead of a simple pre-tax rate comparison.
FreeNo sign-upOpen source
What to know▼
How it works
Applies 2026 federal brackets, NIIT, and state tax treatment to compare options like a HYSA, T-Bills, stocks, or IRAs against paying off a car or student loan, with shareable links.
What's different
Compares after-tax returns rather than the pre-tax rate comparison most calculators use.
Pricing
Free, open source, no signup.
Best for
anyone deciding whether to pay off a loan or invest extra money.
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An invisible ERP for Brazilian micro-entrepreneurs run entirely through a WhatsApp bot, tracking sales, expenses, and tax status.
Watch out · In development; official release was planned for the first weeks of July.
What to know▼
How it works
An invisible ERP for Brazilian micro-entrepreneurs run through a WhatsApp bot, tracking sales, expenses, DAS tax status, and client/product data without a dashboard.
Watch out
In development; official release was planned for the first weeks of July.
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A Google Sheets template for freelancers that auto-calculates tax set-asides, budgets off a trailing average income, forecasts cash flow three months out, and logs income by client.
What to know▼
How it works
Built as a Google Sheets budget tracker with automatic tax-rate math, savings goal tracking, and per-client income logging.
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A free, transparent set of take-home pay, mortgage, loan, and salary calculators for US workers (plus Canada, UK, and Australia) using current IRS brackets and state tax data, with no signup or paywall.
FreeNo sign-upNo ads
What to know▼
How it works
Applies current IRS brackets, state tax rates, and FICA data, updated annually, with methodology and sources documented on every page.
What's different
Documents its tax-rate sources and methodology on every calculator page.
Pricing
Free, no signup, no paywall.
Best for
US workers who want an accurate take-home pay or mortgage estimate without ads or a paywall.
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An all-in-one invoicing tool that also tracks expenses, manages clients and handles VAT, replacing a spreadsheet-plus-invoicing-app combo for freelancers and small businesses.
What to know▼
How it works
Create invoices, track expenses, manage clients, and handle VAT in one platform.
Pricing
Free to get started.
Best for
Freelancers and small businesses currently combining a separate spreadsheet and invoicing app.
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An IP geolocation API built for low latency and priced as a cheaper alternative to typical cloud geolocation services, for developers adding location lookups.
What to know▼
How it works
An IP geolocation API for developers who need to add location lookups to their apps.
What's different
Positioned as a lower-cost, low-latency alternative to typical cloud geolocation services.
Best for
Developers adding IP-based location lookups without paying standard cloud provider rates.
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A local company that buys vacant, inherited or problem land in Georgia directly for cash; a real estate service, not software.
What to know▼
How it works
Directly reviews and buys vacant land, inherited parcels, timber acreage, rural lots, and land with tax, title, access, or cleanup issues throughout Georgia, for cash.
Best for
Georgia landowners who want to sell land with title, tax, or access complications without listing it.
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A local Arizona real-estate business that buys vacant land, inherited parcels, and land with title or cleanup issues for cash; a business listing, not software.
What to know▼
How it works
A local Arizona business that buys vacant land, inherited parcels, desert acreage, rural lots, and land with tax, title, access, or cleanup issues, for cash.
Best for
Arizona landowners who want to sell a problematic or unwanted parcel directly rather than through a real estate agent.
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Free EMI, SIP, GST and income-tax calculators plus invoice and payslip generation for India, no signup needed — aimed at freelancers and small businesses doing their own finances.
FreeNo sign-up
What to know▼
How it works
Free calculators for EMI, SIP, FD, GST and income tax, plus instant invoice and payslip generation, with no signup required.
What's different
No signup required and built specifically around Indian tax and finance rules.
Pricing
Free.
Best for
Indian freelancers and small businesses handling their own finance calculations and paperwork.
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Compliance software for Italian short-term rentals: guests self-check-in by QR code while it files the required police, tax-agency and tourist-tax paperwork automatically.
What to know▼
How it works
Automates Italian short-term rental compliance: guests self-check-in via QR code, registration forms are sent automatically to Alloggiati Web, electronic invoices go to the Exchange System, and tourist tax is calculated with the municipal declaration prepared automatically.
What's different
Combines guest self-check-in with automatic filing to Alloggiati Web, the Exchange System, and municipal tourist tax declarations in one web app.
Best for
Italian B&B, hotel and short-term rental operators handling mandatory police, tax and tourist-tax filings.
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Free UK crypto capital gains tax calculator that applies HMRC's same-day rule, 30-day bed-and-breakfast rule, and Section 104 pooling across the 2024/25 to 2026/27 tax years, for UK crypto holders instead of working out CGT by hand.
Free
What to know▼
How it works
Applies HMRC's crypto CGT matching rules to compute gains and losses across tax years.
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Prepares Polish PIT-38 and PIT/ZG tax filings from IBKR statements with FIFO calculations and NBP rates, for individual investors doing their own tax paperwork.
What to know▼
How it works
Imports IBKR statements and PIT-8C forms, runs FIFO calculations with NBP exchange rates, checks for discrepancies, and produces a traceable final report for PIT-38 and PIT/ZG values.
Best for
Individual Polish investors preparing their own PIT-38 and PIT/ZG tax filings.
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A free browser-based suite of sales tax, VAT, and GST calculators covering all 50 US states and thousands of ZIP codes.
Watch out · No signup, no paywall, updated for 2026.
FreeNo sign-upNothing to install
What to know▼
How it works
Calculates forward or reverse sales tax, VAT, and GST, compares all 50 US states, looks up 42,000+ ZIP codes, splits tips and tax, reconciles receipts, and estimates Canadian and European taxes, showing rate, tax amount, pre-tax value, total, and verification math for every result.
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Free GST invoicing tool for Indian freelancers and agencies to create tax invoices, export GSTR-1 filings, and share invoices over WhatsApp without needing an accountant.
FreeCan export my data
What to know▼
How it works
creates GST tax invoices in seconds, exports GSTR-1, and shares invoices via WhatsApp
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A free suite of US mortgage and tax calculators covering IRS tax brackets, mortgage amortization with PMI, accelerated debt payoff, and compound growth projections.
Free
What to know▼
How it works
20 financial tools including progressive tax bracket modeling and mortgage amortization with PMI.
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A tax calculator built for freelancers that estimates quarterly payments and self-employment tax from your income and expenses without needing an accountant.
FreeNo sign-up
What to know▼
How it works
Enter income and expenses to instantly see your estimated quarterly payment, self-employment tax obligation, and how much to set aside per payment.
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A free paycheck calculator covering all 50 US states with FICA and federal withholding, plus reverse sales tax and overtime calculators — for checking your own take-home pay, not running payroll.
FreeNo ads
What to know▼
How it works
A paycheck calculator covering all 50 US states plus DC, computing take-home pay from state-specific tax rates, FICA, and federal withholding; also includes a reverse sales tax calculator and an overtime tax calculator.
What's different
No ads blocking the tool and no upsells, positioned against paycheck calculators that are cluttered or paywalled.
Pricing
Free.
Best for
US employees checking their own expected take-home pay across any state, not employers running payroll.
