Generate strong, random passwords using a cryptographically secure generator. Everything runs in your browser — no data is sent to any server. Customize length, character types, and copy with one click.
Fast, private developer tools in your browser. JSON formatter, Regex tester, Cron generator, Base64 encoder, JWT decoder, and 17 more. No signup required.
Free online timers: stopwatch, countdown, Pomodoro, kitchen timer, interval timer, and more. Works offline, no sign-up required. Fast, accurate, and ad-light.
Quick percentage calculator for everyday math. Calculate what percent one number is of another, find percentage increase/decrease, or calculate a percentage of any number. Includes tip calculator and discount calculator. Clean interface, instant results, works on any device.
Advanced word and character counter optimized for Czech language. Beyond basic counts, it analyzes readability, estimates reading and speaking time, and provides detailed text statistics. Perfect for Czech writers, students, journalists, and content creators.
Track your search engine positions, monitor keyword rankings, and get alerts when something changes. SEO Radar helps small businesses and solo makers stay on top of their SEO without expensive enterprise tools. Simple dashboard, clear metrics, actionable recommendations.
Paste two texts and instantly see what changed. PorovnejText highlights additions, deletions, and modifications with color coding. Perfect for comparing document versions, code diffs, or proofreading edits. Works entirely in your browser — no data leaves your device.
Start a timer or stopwatch with one click. Precise timing down to milliseconds, countdown with alarm, Pomodoro technique, cooking timer, and HIIT interval timer. Works right in your browser — free, no registration required.
