# Battery Master > 🔋 Battery health, live stats, smart alarms, history graphs & charging effects. Canonical page: [https://chrome-stats.com/d/mr.ss.batteryinfo](https://chrome-stats.com/d/mr.ss.batteryinfo) ## Overview - **ID:** `mr.ss.batteryinfo` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** Intellectuals AI - **Category:** TOOLS - **Downloads:** 138 - **Version:** 1.0.5 - **Last updated:** 2026-08-04 - **First published:** 2026-06-27 - **Publisher country:** IN - **Size:** 11 MB - **Data as of:** 2026-09-15 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=mr.ss.batteryinfo) - **Privacy policy:** [https://batteryinfo.wasmer.app/privacy-policy.html](https://batteryinfo.wasmer.app/privacy-policy.html) ## Description 🔋 Battery Master is a clean, modern battery monitor that helps you charge smart, avoid overheating, and keep your battery healthy — all with a beautiful, easy-to-read design.

⚡ LIVE BATTERY STATS
See everything about your battery in real time:
â€ĸ Charge level with an animated liquid battery
â€ĸ Temperature (°C / °F)
â€ĸ Voltage, current (mA) & charge counter (mAh)
â€ĸ Battery health & technology
â€ĸ Charging source (AC / USB / Wireless)
â€ĸ Estimated time to full / time remaining

🔔 SMART ALARMS & ALERTS
Get notified before a problem happens — even when locked or screen off:
â€ĸ đŸ”ĩ Battery Full / target-percent reached (charge to 80% to extend battery life)
â€ĸ đŸĒĢ Battery Low warning
â€ĸ 🌡ī¸ Overheat alerts with 4 levels — Warm, Hot, Very Hot, Critical
â€ĸ ⚡ Over-voltage alert
â€ĸ 🔌 Power-connected alert
â€ĸ ✅ "Fully charged — unplug now" notification

đŸŽĩ CUSTOM RINGTONES
Pick your own alert tone for each alarm type — full, low, power, every overheat level, over-voltage and fully-charged.

📈 BATTERY HISTORY
A built-in, tabbed graph that shows how your battery behaves over time:
â€ĸ 📊 Switch between Level, Temperature and Voltage charts
â€ĸ 📐 Average, Min and Max for every metric
â€ĸ ⏱ī¸ Pick a 6h, 24h or 48h time window
â€ĸ 📱 App usage breakdown — see which apps used the most screen time
â€ĸ 🛡ī¸ A battery-health summary with smart tips

🌊 CHARGING ANIMATION
A fun full-screen "charging show" with an animated wave battery that can pop up when you plug in.

🧩 HANDY EXTRAS
â€ĸ 📊 Quick Settings tile with live battery %
â€ĸ 🌙 Runs reliably in the background — controlled by a single switch
â€ĸ 🔒 Lock-screen alerts
â€ĸ 💡 Built-in power-saving tips

🛡ī¸ PRIVATE BY DESIGN
â€ĸ No ads
â€ĸ No tracking or analytics
â€ĸ No sign-in
â€ĸ All data stays on your device

📱 Works on Android 7.0 and up.

Made with care by Mr SS Applications.
📧 Contact: mr.ss.applications@gmail.com ## Rankings - #1,861,542 — Overall ## Permissions and access ### Permissions - `android.permission.FOREGROUND_SERVICE` - `android.permission.FOREGROUND_SERVICE_SPECIAL_USE` - `android.permission.PACKAGE_USAGE_STATS` - `android.permission.POST_NOTIFICATIONS` - `android.permission.RECEIVE_BOOT_COMPLETED` - `android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS` - `android.permission.USE_FULL_SCREEN_INTENT` - `android.permission.VIBRATE` - `android.permission.WAKE_LOCK` - `com.android.vending.CHECK_LICENSE` - `mr.ss.batteryinfo.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [Battery Master: Smart Charging](https://chrome-stats.com/d/com.bkapps.faster) — 96,009 users, 4.52 / 5 - [Battery Master Pro](https://chrome-stats.com/d/com.lazycoder.batterymaster) — 2,069 users - [Battery Full & Low Alarm](https://chrome-stats.com/d/battery.full.status.safety.alarm) — 16,643 users, 3.57 / 5 - [Ampere Alarm - Battery Alarm](https://chrome-stats.com/d/com.rhs.battery) — 21,380 users, 3.53 / 5 - [Battery Health Monitor](https://chrome-stats.com/d/com.hamzatools.battery.healthchecker) — 211 users - [Battery Health Monitor & Alert](https://chrome-stats.com/d/com.app.mobilebatteryhealthplus) — 3,147 users - [Battery Alarm: Full Charge](https://chrome-stats.com/d/com.salman.alarm) — 1,797 users - [Battery Master](https://chrome-stats.com/d/com.wombatsoft.battery) — 1,266 users - [Battery Alarm: Charge Reminder](https://chrome-stats.com/d/com.tetralogexsolutions.fullbatteryalarm) — 6,247 users - [Charge Care: Battery Alarm](https://chrome-stats.com/d/com.charge_care) — 4,343 users - [Battery Boss](https://chrome-stats.com/d/com.voidcat.batterybossapp) — 47 users - [Battery Alarm & Status Widget](https://chrome-stats.com/d/com.golemapps.batteryHealth) — 6,751 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/mr.ss.batteryinfo)