242 free tools · no sign-up · nothing uploaded

Small tools for everyday text, code and money math.

Count words, format JSON, price a mortgage. Every tool runs in your browser, so results are instant and what you type stays on your device.

Popular: Word Counter Mortgage Calculator JSON Formatter Password Generator

Browse by category

Developer51 Formatters, encoders, converters and generators for code. Finance48 Loans, mortgages, pay, tax and savings math. Text30 Count, clean, sort and reshape writing. Health30 BMI, calories, macros and hydration. Math18 Percentages, averages, grades and conversions. Marketing15 SEO checks, meta tags, UTM links and titles. Image12 Resize, convert and inspect images locally. Home & DIY10 Paint, flooring, concrete and square footage. Business10 Pricing, payroll, freelance rates and margins. Date & Time8 Ages, date gaps, countdowns and durations. PDF8 Merge, split and create PDFs without uploading them. Security2 Passwords and hashes, generated on your device.

Popular

New this month

Every tool

242 tools in 12 categories

Developer 51

Finance 48

Text 30

Health 30

Math 18

Marketing 15

Image 12

Home & DIY 10

Business 10

Date & Time 8

Date & Time hub

PDF 8

Security 2