# Battery HD+ — +full calibration

> Accurate battery monitor with calibration and usage time estimates. (iPhone/iPad app by smalltech sarl.)

- Source: https://appshunter.io/ios/app/battery-hd-plus/id331453283 (this page in markdown: same URL + `.md`)
- Developer: [smalltech sarl](https://appshunter.io/developer/289934568)
- Category: Utilities, Productivity
- Price: Free
- Rating: 4.50/5 from 2,716 App Store ratings · 532 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.6 · 62 MB
- Languages: Russian, Afrikaans, Basque, Bulgarian, Hindi, Persian, Serbian, Slovenian, Filipino, Vietnamese and 34 more
- Released: 2009-10-21
- Data updated: 2026-08-25
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/battery-hd-plus/id331453283/reviews.md

## What is Battery HD+?

This is the perfect battery monitor for your phone or tablet. It is simple, beautiful and can be calibrated specially for your device.

- Widget
- Charge Alerts
- Usage chart

Instantly know how many hours you have left for: 
- Listening to music 
- Watching video
- Talking on the phone
- Internet Browsing ( WiFi / Edge / 3G / 4G ) 
- Standby 
- Time left to recharge
- Time to use LED Flashlight
- 2D and 3D Games
- Reading books
- GPS navigation
- Video chat
- Taking photos
- Recording videos

If you have a new or rare device, please run calibration tests to share your results with the community and make this app even more precise !

Try it now ! It's simply the best at what it does.

## Key features

- Battery calibration
- Usage time estimates
- Charge alerts
- Widget support
- Detailed usage charts

## What do users think of Battery HD+?

Overall sentiment: neutral

**Pros**

- 🚀 Accurate battery information
- 👍 Helpful for devices without battery percentage
- 🔋 Provides battery usage estimates
- 👍 Easy to understand interface
- 👍 Customizable battery display

**Cons**

- 🐛 Inaccurate battery level notifications
- 🐛 Calibration issues and bugs
- 🔋 Battery drain issues after using the app
- 💸 Ads in free version
- 🐛 Widget not working as expected

**Commonly reported bugs**

- Calibration never completes
- Battery level not detected
- Incorrect battery percentage displayed

**Most requested features**

- Battery health monitoring
- Battery usage by app breakdown
- Improved charging notifications
- Apple Watch support

## Recent user reviews (10 of 532)

All indexed reviews: https://appshunter.io/ios/app/battery-hd-plus/id331453283/reviews.md

### 5/5 — Great Battery App

*2026-08-13, version 3.66*

Does everything I want

### 4/5 — i hit pure gold

*2026-08-11, version 3.66*

read up there

### 2/5 — Over Zealous

*2026-08-10, version 3.66*

Will announce the charge level much earlier than it actually is. ie 80% when it’s only 60% or less.

### 5/5 — Good service

*2026-07-01, version 3.66*

The staff in Apple Store Manhasset is the best. Professional, knowledge and friendly-especially 6/25 morning day time; Patrick, Justine snd Meno

### 3/5 — Как на гл экране видеть текущее состояние батареи?

*2026-06-01*

По на 3 т.к не могу понять - Как на гл экране видеть текущее состояние батареи? можно чтобы в окне виджет приложения отображалось?

### 5/5 — %100 BEST CHARGiNG APP.

*2026-05-31*

This APP. Even Has a “Charging-Complete” NOTiCE’ 😮 🤩 🤩 🤩 
1o/1o THE BEST 🔋APP’

### 5/5 — おすすめ

*2026-05-27*

つかってみて

### 5/5 — Cool the best

*2026-05-14, version 3.66*

Thanks very helpful works great thanks

### 5/5 — Good App

*2026-04-22*

As above and its free thanks developers

### 2/5 — Disappointed features

*2026-04-17, version 3.66*

I thought I’d be able to add the widget to my main screen but you can’t

## Frequently asked questions about Battery HD+

### What does Battery HD+ do?

This application functions as a battery monitor for your phone or tablet. It offers detailed insights into your battery's status, including estimated remaining usage times for various activities and charge alerts. It also features a calibration tool to improve accuracy.

### What are the key features of Battery HD+?

Key features include a battery calibration tool for enhanced precision, estimated time left for activities like listening to music, watching videos, and browsing the internet. It also provides charge alerts, usage charts, and a widget for quick access to battery information.

### Is Battery HD+ free to use?

Yes, the app is free to download and use. It is supported by advertisements, which are displayed within the application.

### What devices is Battery HD+ compatible with?

The app is designed for phones and tablets. It is particularly useful for both new and older devices, with an emphasis on calibration for rare or new hardware to improve its accuracy across a wide range of devices.

### How can I get the most accurate battery readings?

To achieve the most accurate battery readings, it is recommended to run the calibration tests. If you have a new or uncommon device, sharing your calibration results with the community can help make the app even more precise for everyone.

## Version history (last 5 releases)

### 3.66 — 2024-11-05

Added support for latest iPhone. I will be working on iOS 18 widgets next.

### 3.62 — 2022-09-03

- iPhone 12 and latest iPads support

### 3.60 — 2020-12-15

- iPhone 12 and latest iPads support

### 3.59 — 2020-09-11

- Adopted DARK MODE.
- Added NEW devices estimations.
- Bug fixes.
- Minor improvements.

### 3.58 — 2020-08-04

- Adopted DARK MODE.
- Added NEW devices estimations.
- Bug fixes.
- Minor improvements.

## Apps similar to Battery HD+

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Battery Life - check runtimes](https://appshunter.io/ios/app/battery-life-check-runtimes/id1080930585) | 4.6 (33,586) | Free | Utilities |
| [Battery Life Health Doctor Pro](https://appshunter.io/ios/app/battery-life-health-doctor-pro/id1180887748) | 4.4 (7,889) | Free | Utilities |
| [Charger - Charging Play](https://appshunter.io/ios/app/charger-charging-play/id1533915562) | 4.7 (18,256) | Free | Utilities |
| [Charging Animation for Battery](https://appshunter.io/ios/app/charging-animation-for-battery/id1672934637) | 4.6 (1,063) | Free | Utilities |
| [Battery Testing](https://appshunter.io/ios/app/battery-testing/id887730232) | 4.5 (12,252) | Free | Utilities |
| [Charging animation App](https://appshunter.io/ios/app/charging-animation-app/id1589679766) | 4.6 (324) | Free | Utilities |

## More apps by smalltech sarl

- [Astro Feel - Astrology](https://appshunter.io/ios/app/astro-feel-astrology/id315009263)
- [Bible Verses World](https://appshunter.io/ios/app/bible-verses-world/id315529146)
- [Astro Love - Calculator](https://appshunter.io/ios/app/astro-love-calculator/id317722164)
- [Bible Verses World Pro](https://appshunter.io/ios/app/bible-verses-world-pro/id319227449)
- [Battery HD+ Pro](https://appshunter.io/ios/app/battery-hd-plus-pro/id328670983)

All apps by smalltech sarl: https://appshunter.io/developer/289934568

## Related topics

[battery percentage](https://appshunter.io/ios/topics/battery-percentage) · [battery magic](https://appshunter.io/ios/topics/battery-magic) · [monitoring app battery](https://appshunter.io/ios/topics/monitoring-app-battery) · [battery life screen](https://appshunter.io/ios/topics/battery-life-screen) · [apps for battery life solutions](https://appshunter.io/ios/topics/apps-for-battery-life-solutions) · [bateria battery](https://appshunter.io/ios/topics/bateria-battery) · [battery calibration](https://appshunter.io/ios/topics/battery-calibration) · [customization battery](https://appshunter.io/ios/topics/customization-battery) · [battery](https://appshunter.io/ios/topics/battery) · [ahorrar bateria](https://appshunter.io/ios/topics/ahorrar-bateria) · [low battery](https://appshunter.io/ios/topics/low-battery) · [battery saving app](https://appshunter.io/ios/topics/battery-saving-app) · [brightness battery](https://appshunter.io/ios/topics/brightness-battery) · [battery charge time](https://appshunter.io/ios/topics/battery-charge-time) · [battery widget time](https://appshunter.io/ios/topics/battery-widget-time) · [lithionics battery monitor](https://appshunter.io/ios/topics/lithionics-battery-monitor) · [amps battery monitor](https://appshunter.io/ios/topics/amps-battery-monitor) · [free battery saver](https://appshunter.io/ios/topics/free-battery-saver) · [lanmaobms](https://appshunter.io/ios/topics/lanmaobms) · [extra battery](https://appshunter.io/ios/topics/extra-battery)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*