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iPad 9 images
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What’s New Version 4.5.3
Alarm fixes, tests can run with the screen being locked now.
Description
Take Control of Your Power with Amperes 4
Stop guessing why your phone is charging slowly. Amperes 4 is the ultimate diagnostic tool designed to help you test your charging setup, identify faulty hardware, and monitor your device's health with professional-grade precision.
Key Features
Battery Charging Rates: Get the mA and wattage data to see exactly how much juice is flowing into your battery.
Hardware Comparisons: Side-by-side testing for wired vs. wireless chargers, power banks, and different cable types.
Deep Data & Graphs: Visualize your charging sessions with detailed, interactive graphs that track performance over time.
Global Benchmarking: Compare your charging speeds with other users online to see if your gear is performing at its peak.
Intelligent Battery Alarm: Get notified the moment your battery reaches your desired level to help prolong its lifespan.
System Vital Monitoring: Track thermal status, memory usage, and disk space alongside your battery metrics.
Professional Testing Tools
Customized Logging: Add notes about wire brands or charger models to your tests for future reference.
Color-Coded Results: Intuitive UI instantly shows you if a charger is "Good," "Average," or "Bad."
Exportable Data: Need the raw numbers? Export your test results for external analysis or record-keeping.
Why Amperes 4?
Whether you are testing a brand-new GaN charger, verifying a "fast-charging" cable, or troubleshooting a power bank, Amperes 4 gives you the transparency you need to keep your devices running efficiently.
Stop wasting time with bad cables. Get the data. Get Amperes 4.
Accessibility
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Version history 25 versions
Build 887352872v4.5.32026-07-02 04:23:29
Alarm fixes, tests can run with the screen being locked now.
Build 883638725v4.5.22026-03-24 17:40:10
Additional info added. fixes. Apple iWatch app added.
Build 883599113v4.5.12026-03-21 17:14:55
Small fixes, stability improvements.
Build 883227628v4.5.02026-03-11 16:32:40
Total Transformation: Meet the all-new Amperes 4.5. Featuring a redesigned UI, enhanced testing precision, and a new online comparison engine. Stop guessing and start measuring with better data and more insights!
Build 869282294v4.0.232024-09-30 07:21:12
Support for iOS18 added
Build 860858633v4.0.222023-10-23 07:31:34
Changes related to iOS 17.
Build 847984546v4.0.212022-03-29 17:52:20
Restored support for older devices.
Build 847456227v4.0.202022-03-02 01:39:56
fixed the issue with the graph not correctly showing some results.
Build 847205365v4.0.192022-02-16 04:30:43
A new charts screen was added to the app.
Added support for a landscape mode on iPads.
Fixed several bugs.
Build 844968318v4.0.182021-10-29 18:06:51
Added support for the latest devices.
Build 842072860v4.0.172021-05-05 16:22:39
Small bug fixes. Internal API update.
Build 840568187v4.0.162021-02-21 07:35:54
Certificate fixes, added wrong test result detection mechanism.
Build 840528220v4.0.152021-02-18 18:57:58
Fixed an issue with alarm going off at 100%
Build 840498824v4.0.142021-02-17 19:39:53
Translation and wizard fixes.
Build 840078577v4.0.132021-01-18 08:31:24
Added functionality to submit test results online. Scores can be compared with other user and device submissions.
Build 839948368v4.0.122021-01-08 17:35:46
Fixed issue with extra quick chargers. Translation fixes.
Build 839245613v4.0.112020-11-18 04:34:54
Translation fixes.
Build 838420019v4.0.102020-10-29 14:32:32
Added support for new Apple devices.
Build 836041637v4.0.92020-07-29 12:50:06
Added settings to auto enable battery alarm on app start. Please note, that app have to be open on unlocked device for alarm to work.
Build 835817069v4.0.82020-05-06 08:00:38
Added support for new Apple devices.
Fixed bugs with battery percentage alarm, that can work now in background mode.
Build 834553271v4.0.72020-01-31 20:19:28
Improved compatibility with iOS 13
Build 832872670v4.0.62019-09-25 17:59:52
Added support for iPhone 11, iPhone 11 Pro, iPhone 11 Pro MAX models.
Support for background execution was removed.
Build 832338094v4.0.42019-08-11 18:58:55
Added option to customize battery capacity for more precise calculations, when the default battery was replaced or lost some capacity due to the age and usage.
Build 832272062v4.0.32019-08-06 20:45:58
Added setting to always run app in English.
Build 832146213v4.0.22019-07-26 22:05:50
Exporting format for historical tests adjusted.
Price history by region
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Availability 1 of 1 storefronts
| Region | Language | Price | Ratings | Avg | Version |
|---|---|---|---|---|---|
US | en-US | USD 2.99 | 642 | 4.4 | 4.5.3 |
Change log 29 changes · US
✎
releaseNotes updated
Alarm fixes, tests can run with the screen being locked now.
✎
description updated
Take Control of Your Power with Amperes 4
Stop guessing why your phone is charging slowly. Amperes 4 is the ultimate diagnostic tool designed to help you test y
✎
subtitle updated
Charging Rate, Test and Alarm
✎
name updated
Amperes 4: Battery Charge Info
◆
Version 4.5.3 released
Alarm fixes, tests can run with the screen being locked now.
◆
Version 4.5.2 released
Additional info added. fixes. Apple iWatch app added.
◆
Version 4.5.1 released
Small fixes, stability improvements.
◆
Version 4.5.0 released
Total Transformation: Meet the all-new Amperes 4.5. Featuring a redesigned UI, enhanced testing precision, and a new online comparison engine. Stop guessing and start measuring with better data and more insights!
◆
Version 4.0.23 released
Support for iOS18 added
◆
Version 4.0.22 released
Changes related to iOS 17.
◆
Version 4.0.21 released
Restored support for older devices.
◆
Version 4.0.20 released
fixed the issue with the graph not correctly showing some results.
◆
Version 4.0.19 released
A new charts screen was added to the app.
Added support for a landscape mode on iPads.
Fixed several bugs.
◆
Version 4.0.18 released
Added support for the latest devices.
◆
Version 4.0.17 released
Small bug fixes. Internal API update.
◆
Version 4.0.16 released
Certificate fixes, added wrong test result detection mechanism.
◆
Version 4.0.15 released
Fixed an issue with alarm going off at 100%
◆
Version 4.0.14 released
Translation and wizard fixes.
◆
Version 4.0.13 released
Added functionality to submit test results online. Scores can be compared with other user and device submissions.
◆
Version 4.0.12 released
Fixed issue with extra quick chargers. Translation fixes.
◆
Version 4.0.11 released
Translation fixes.
◆
Version 4.0.10 released
Added support for new Apple devices.
◆
Version 4.0.9 released
Added settings to auto enable battery alarm on app start. Please note, that app have to be open on unlocked device for alarm to work.
◆
Version 4.0.8 released
Added support for new Apple devices.
Fixed bugs with battery percentage alarm, that can work now in background mode.
◆
Version 4.0.7 released
Improved compatibility with iOS 13
◆
Version 4.0.6 released
Added support for iPhone 11, iPhone 11 Pro, iPhone 11 Pro MAX models.
Support for background execution was removed.
◆
Version 4.0.4 released
Added option to customize battery capacity for more precise calculations, when the default battery was replaced or lost some capacity due to the age and usage.
◆
Version 4.0.3 released
Added setting to always run app in English.
◆
Version 4.0.2 released
Exporting format for historical tests adjusted.