All Tool Categories
Browse 27 categories covering 1148+ free online tools. Everything runs in your browser — no signup, no uploads.
Productivity Tools
Pomodoro timer, task list, note pad and workflow helpers.
229 toolsCalculator Tools
Math, percentage, BMI, loan, scientific and specialty calculators for everyday use.
213 toolsDeveloper Tools
JSON, Base64, hash, JWT, regex, code formatter and other utilities for software developers.
141 toolsText Tools
Count words, convert case, remove duplicates, sort lines and transform text quickly.
81 toolsDate & Time Tools
Unix timestamp converter, timezone converter, date difference and calendar utilities.
72 toolsFinance Tools
Currency converter, loan calculator, interest calculator and financial utilities.
69 toolsGenerator Tools
UUID, lorem ipsum, placeholder data, random number and custom generators.
58 toolsPDF Tools
Merge, split, compress, convert and manipulate PDF files locally. Your PDFs never leave your device.
50 toolsImage Tools
Resize, compress, convert, crop, rotate and edit images entirely in your browser. No upload required.
48 toolsConverter Tools
Convert between units, formats, number bases, encodings and file types.
40 toolsCrypto & Encoding Tools
Base64, URL encode/decode, AES, hex, JWT and encoding conversions.
30 toolsColor Tools
HEX, RGB, HSL, CMYK conversion, color picker, palette generator and contrast checker.
25 toolsHealth & Fitness Tools
BMI, BMR, calorie, pace and health-related calculators.
22 toolsSecurity Tools
Password generator, hash verifier, entropy checker and other security utilities.
19 toolsSEO Tools
Meta tag generator, sitemap validator, robots checker, SERP preview and SEO analysis.
15 toolsRandom & Fun Tools
Dice roller, coin flip, random picker, trivia and entertainment tools.
9 toolsAI Utilities
Token counter, prompt template, JSONL formatter and AI workflow helpers.
5 toolsAudio Tools
Audio converter, volume normalizer, waveform viewer and audio utilities.
5 toolsMarketing Tools
UTM builder, email validator, keyword density and marketing utilities.
4 toolsEducation Tools
GPA calculator, grade converter, study timer and academic utilities.
3 toolsQR & Barcode Tools
Generate and decode QR codes, barcodes and other 2D codes locally.
3 toolsSocial Media Tools
Character counter for posts, image resizer for platforms, hashtag generator.
3 toolsFile Tools
File hash, rename, format detection, metadata viewer and general file utilities.
2 toolsEveryday Life Tools
Tip calculator, unit converter, weather helper and daily utilities.
1 toolVideo Tools
Video converter, trimmer, metadata viewer and video utilities.
1 toolBusiness Tools
Invoice generator, tax calculator, ROI and business planning utilities.
0 toolsNetwork Tools
IP lookup, DNS query, WHOIS, SSL check, HTTP headers and URL availability diagnostics.
0 tools