# Battery HD+ vs Ampere

The clearest difference is review sentiment: Battery HD+ at 74% against Ampere's 0%. Battery HD+ also leads on rating (4.5 vs 3.7) and ratings volume (2.7K vs 3). Ampere's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Battery HD+ holds the better App Store score, 4.5 against 3.7. That said, the two scores are not equally well evidenced: Battery HD+ has 2.7K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 74% of Battery HD+'s written reviews are positive against 0% of Ampere's.

Battery HD+ ships an update every 2 months, Ampere every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Battery HD+ | Ampere |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2.7K ratings)](https://appshunter.io/ios/app/battery-hd-plus/id331453283/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/ampere/id6447469117/reviews) |
| Number of ratings | **2.7K** | 3 |
| Positive reviews | **74.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Ad-supported | **Free** |
| Size | 62 MB | 51 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [smalltech sarl](https://appshunter.io/developer/289934568) | [Mahmoud Kourdi](https://appshunter.io/developer/1645165689) |

## What reviewers say

### Battery HD+

[App page](https://appshunter.io/ios/app/battery-hd-plus/id331453283)

This app provides a detailed battery monitoring experience for your phone or tablet. It offers calibration features for increased accuracy and displays estimated usage times for various activities, from listening to music to GPS navigation.  It also includes charge alerts and a widget for quick access to information.

**Highlights:** Battery calibration, Usage time estimates, Charge alerts, Widget support, Detailed usage charts

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

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

**Requested features**

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


### Ampere

[App page](https://appshunter.io/ios/app/ampere/id6447469117)

This application helps manage and organize electrical generators. It allows users to control generator operation, manage fuel levels, and oversee electrical distribution panels.

**Highlights:** Generator operation control, Fuel tank management, Electrical distribution panel management, Generator owner features

**In-app purchases:** none


## Frequently asked questions

### Is Battery HD+ free?

Battery HD+ is free to download, with no in-app purchases.

### Is Ampere free?

Ampere is free to download, with no in-app purchases.

### Which has better reviews, Battery HD+ or Ampere?

Battery HD+ is rated higher. Battery HD+ averages 4.5 out of 5 from 2.7K ratings, while Ampere averages 3.7 from 3 ratings.

### Do Battery HD+ or Ampere have ads?

Battery HD+ shows ads; Ampere does not.

### Which is updated more often, Battery HD+ or Ampere?

Battery HD+ ships an update every 2 months, and Ampere every 3 months. Most recently, Battery HD+ was updated on October 23, 2026 and Ampere on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*