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A collection of 1,680+ free browser-based tools that run entirely client-side. Your data never leaves your device.
• Finance — mortgage, budget, debt payoff, retirement, tax calculators
• Health — BMI, calories, sleep, reaction time, burnout test
• Developer — JSON formatter, regex tester, JWT decoder, cron generator
• Design — background remover, image compressor, favicon generator
• AI — grammar checker, article summarizer, cover letter helper
• 40+ categories covering 20+ countries
Teamz Lab Tools1,680+ free browser tools — no signup, 100% private
Teamz Lab LTDleft a comment
Hey everyone! 👋 We're Teamz Lab — a small team that builds free browser-based tools. What started as a side project has grown to 1,680+ tools. The core idea: every tool runs entirely in your browser. No data sent to servers. No signup. No downloads. Just open and use. Some favorites: → Debt Snowball vs Avalanche — compare payoff strategies side by side → Background Remover — AI-powered, runs...
Teamz Lab Tools1,680+ free browser tools — no signup, 100% private
Teamz Lab LTDleft a comment
We built this because we wanted a way to chat that doesn’t leave a trail—no account to tie to you, no phone number, no permanent log. The idea: what if the only “identity” was a secret code you choose or generate? Share it with one person (or a small group via topics), and only they can see the thread. Messages are encrypted on your device with that code before they’re sent; we only store...
No Trace ChatPrivate chat by secret code—no signup, messages vanish
Private messaging with no trace: no account, no phone number. Share a secret code or QR—only they can open the chat. Messages are E2E encrypted and disappear after read ("seen & delete"). The code is the only key; we never have it. Optional privacy levels, screenshot blocking, no push notifications. For friends, family, and teams who want sensitive chats without a paper trail. Android and iOS; free + one-time unlock.
No Trace ChatPrivate chat by secret code—no signup, messages vanish
Teamz Lab LTDleft a comment
What inspired you to build this? As Android developers, we were frustrated by device monitoring tools that either showed raw technical data we couldn't understand, or used estimates instead of real measurements. We wanted something that: Explains things simply - Like having a tech-savvy friend explain your phone's health Uses real data - No estimates, no simulations—just actual Android system...
DeviceGPTYour Android device's AI-powered health & privacy guardian
DeviceGPT: Android device monitor with AI explanations, battery health tracker & privacy protection.
Monitor CPU, RAM, battery, network speed & power consumption. Get AI-powered explanations. Compare performance on global leaderboard. Detects keyloggers & spyware. Research-based analytics. Health score tracking.
DeviceGPTYour Android device's AI-powered health & privacy guardian