Test any charger's real power! Measure watts, speed & detect fast charging modes
ChargerCheck: Power Tester delivers real-time, on-device measurements of charging power, current, voltage, and fast-charging protocols. As a free tools app focused on accuracy rather than estimates, it helps users verify chargers, cables, and setups. It has 10,000+ total downloads with 7.2K in the last 30 days and an average rating of 4.47 from 143 reviews.
Pros & Cons
Accurate, real-time measurements with no estimates
No ads or bloatware; offline & private
Simple to use with a beautiful, informative gauge
Free to use with no subscriptions
Less emphasis on live status, alerts, and broader device data compared to some competitors (based on keyword gaps)
Narrow focus on charging power; broader battery life metrics are not highlighted
Positioned as a charger tester rather than a full device/battery health suite
About ChargerCheck: Power Tester
ChargerCheck: Power Tester is a tools app developed by ab_tools.
Download Statistics
ChargerCheck: Power Tester has been downloaded 44 thousand times. In the last 30 days, the app was downloaded 7.2 thousand times.
User Ratings
ChargerCheck: Power Tester is rated 4.25 out of 5 stars. The rating is based on 150 ratings.
App Information
ChargerCheck: Power Tester is FREE to download. The APK download size is 7.95 MB. The latest version available is 1.2. The last update was on April 25, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play October 2025.
Description
🔌 CHARGERCHECK - KNOW YOUR REAL CHARGING POWER Test any charger's true performance! ChargerCheck reveals real-time charging power in watts, measures current speed, and detects fast charging protocols. Perfect for testing new chargers, comparing cables, and finding the fastest setup.
⚡ WHY CHARGERCHECK? Bought a new 45W charger? Verify it's really 45W. Comparing original vs cheap chargers? See the difference. Testing USB cables? Find which charges fastest. Suspicious about fake chargers? Verify with measurements. ChargerCheck measures actual power using your battery controller - no estimates. Works as a precise ampere meter and power monitor.
🎯 KEY FEATURES 📊 REAL-TIME POWER METER • Live power in watts (W) and milliamps (mA) • Voltage monitoring in volts (V) • Beautiful animated gauge • Color-coded indicators • Accurate ampere meter 🚀 CHARGER SPEED TEST • Compare chargers side-by-side • Test USB vs AC vs wireless • Find fastest charger instantly • Identify slow or faulty chargers • Measure charge speed 🔋 FAST CHARGING DETECTION • Detects charging protocols • Shows: Slow, Normal, Fast, Super Fast, Super Fast 2.0 • Works with multiple brands • Identifies adaptive fast charging • Confirms authentic performance 📈 HISTORY & BATTERY MONITOR • Auto session recording with timestamps • Compare performance over time • View peak power achieved • Monitor patterns and stats • Delete history anytime 📱 BATTERY STATISTICS • Level, temperature, health status • Time remaining (ETA) • Plug type (USB/AC/Wireless) • Complete monitor features 💡 PERFECT FOR ✓ Testing new purchases (Amazon, AliExpress) ✓ Comparing original vs third-party ✓ Finding fastest USB cable ✓ Detecting fake chargers ✓ Troubleshooting slow charging ✓ Verifying wireless performance ✓ Testing power banks ✓ Comparing car chargers 🔍 USE CASES "Is my charger 45W?" → See actual watts "Which cable faster?" → Compare history "Why slow charging?" → See current flow "Is charger authentic?" → Verify power "Which port faster?" → Test both 📊 WHAT YOU'LL SEE Charging Power (Watts & mA), Current Flow, Voltage, Temperature, Percentage, Time to Full, Plug Type, Status, Protocol, Health, Ampere readings 🔧 TECHNICAL ChargerCheck uses Android Battery Manager API for real-time data from your battery controller. Shows actual measured values, not estimates. Measures: • Current in mA (ampere meter) • Voltage in V • Power in W (V × A) • Temperature • Protocols 🌟 WHY USERS LOVE IT ✅ Accurate measurements ✅ No ads or bloatware ✅ Simple to use ✅ Beautiful design ✅ Auto tracking ✅ No subscriptions ✅ Offline & private ✅ Lightweight ✅ No root needed 📱 COMPATIBLE Works with most Android devices providing battery info. Supports Qualcomm Quick Charge, USB-PD, Adaptive Fast Charging. ⚙️ HOW IT WORKS 1. Open ChargerCheck 2. Plug charger 3. Wait 5-10 seconds 4. See power on gauge 5. Check stats 6. Compare in history 🎓 TIPS • Use certified chargers • Test cables - bad ones reduce speed • Keep phone cool • Check port for dust • Compare to find optimal setup 🔐 PRIVACY • No internet required • No tracking • No sign-up • Data stays on device • 100% private Download ChargerCheck now! Test, measure, and optimize your charging with our professional charger tester and ampere meter app. 🔋 ChargerCheck - Every watt counts.
⚡ Real-time charging power monitoring 📊 Detect charging speed (Slow/Fast/Super Fast) 🔋 Battery health & temperature tracking 📈 Complete charging history 🌙 Beautiful dark mode 🎨 Colorful power gauge display
Perfect for testing chargers, cables, and optimizing your charging experience!
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Comments on ChargerCheck: Power Tester for Android
★★★★★Jessica B· May 24, 2026
Used it to test some older power banks to figure out if they needed replacing. Worked perfectly for that!
★★★★★Abid ali ali· Mar 8, 2026
Good app it's working good also show the time in which phone will be full similarly show the charger types and health of battery with strength
★★★★★Peter K· May 2, 2026
Great app! It's the only app I've found that does exactly what I need, and I searched for a long time. The charging history page is perfect. Please don't change anything!
★★★★★Ubaid ullah· Feb 25, 2026
It gives accurate reading mili amps and watts. Very helpful you can use this app to check power adapter and power cable quality and output watts.
★★★★★Roshan Keshri· Apr 30, 2026
Charging history show the duration of Charging time to charger percent is great features of this app. It's better than Ampere
★☆☆☆☆Moon Saghar· Aug 13, 2026
App is not showing actual results, what's the issue.
Google Play Rankings for ChargerCheck: Power Tester
This app is not ranked
Technologies used by ChargerCheck: Power Tester
12 permissions
Subscribe to see full permission and library details
Trust & Safety: Privacy-focused: does not require internet, does not track or sign users in, and stores data on-device. The app relies on the Android Battery Manager API for real-time, measured values and respects user privacy.
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