🖥️ Simple System Info Tool
See what your browser actually shares — no fake sensors, no hidden tricks
📋 Your Browser Information
⬤ Updates only when you refresh or click button • Stops when tab is hidden to save battery
⚡ Honest tool: This reads only what your browser allows. No background spy, no continuous battery polling. Battery API is being phased out by browsers — don't rely on it.
✅ What This Tool Really Does
This is a simple, truthful tool. It checks the information your web browser decides to share. It does NOT install anything on your computer, and it does NOT access hardware sensors like temperature or fan speed — no website can do that for security reasons.
- ✔️ CPU core count (if browser shares it)
- ✔️ Approximate RAM size (only on Chrome, Edge, Brave)
- ✔️ Battery level & charging status — checked once (if browser still supports Battery API). Most modern browsers are removing this for privacy.
- ✔️ Network connection type (4G, 5G, WiFi, etc.)
- ✔️ Your browser name, operating system, window size
Why use this? Great for a quick look at your device info when talking to tech support or just curious. No fake "advanced monitoring", no misleading claims.
📊 How This Tool Is Different
| Feature | This Tool | Fake "Monitor" Tools |
|---|---|---|
| Shows actual browser data | ✅ Yes, transparent | ❌ Often fake animations |
| Claims to read CPU temp | ❌ No, we explain limits | ✅ Yes (but impossible) |
| Battery API usage | ⚠️ One-time check (future-safe fallback) | ❌ Repeated polling (deprecated) |
| Stops when tab inactive | ✅ Yes, interval pauses | ❌ Keeps running in background |
| Screen resolution accuracy | ✅ Shows window size (honest) | ❌ Claims "physical resolution" wrongly |
| Event listeners | ✅ No duplication, clean setup | ❌ Often memory leaks |
💡 Many websites claim "full system monitoring" but they can't access your real hardware. This tool stays honest about what browsers can and cannot do.
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❓ Common Questions
navigator.deviceMemory. Even then it's an approximate value. If you see "Not available", your browser doesn't expose this info.