Free Tools by XEROTECH
Free Online Tools. Zero Data Collection.
99 free tools for developers, AI, privacy, education, finance, outdoor, sports, and conversions. Everything runs in your browser. Your data never leaves your device.
Developer Tools
Encoding, Hashing & Formatting
Base64 Encoder/Decoder
Encode and decode Base64 and Base64URL (RFC 4648) strings. Supports full UTF-8 including Arabic, Urdu, and emoji. Client-side — your data never leaves your browser.
Coming Soon
• URL Encoder/Decoder
• JWT Decoder
• Hash Generator (MD5, SHA-256)
• JSON Formatter
• Password Generator
• UUID Generator
• Regex Tester
• bcrypt Hasher
• RSA Key Generator
• Cron Builder
• .env Formatter
• And 8 more…
8 Categories. 99 Tools. All Free.
🤖 AI Tools
Model cost calculator, token counter, prompt generator — 12 tools
🔒 Privacy Tools
PII scanner, scam detector, privacy alternatives — 4 tools
📚 Education Tools
Career quiz, skills gap analyzer, salary calculator — 8 tools
💰 Finance Tools
Budget analyzer, retirement calculator, Islamic finance — 13 tools
🏕️ Outdoor Tools
Gear checklist, fishing seasons, survival kit builder — 9 tools
⚽ Sports Tools
Match predictor, F1 strategy sim, DLS calculator — 9 tools
🔄 Converters
Unit, currency, timezone, color, date conversions — 13 tools
{ } Developer Tools
Encoding, hashing, formatting, generation — 20 tools
🔒 All tools process data client-side in your browser. No data is sent to any server. No cookies. No tracking. No account required. Built by CallGPT — the privacy-first AI workspace.