# Battery HD+ vs Solar Battery Fridge

The clearest difference is ads: Solar Battery Fridge at none against Battery HD+'s shown. Solar Battery Fridge also leads on iOS requirement (12.4 vs 15.6). Battery HD+'s advantage is device support (4 vs 2). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | Battery HD+ | Solar Battery Fridge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2.8K ratings)](https://appshunter.io/ios/app/battery-hd-plus/id331453283/reviews)** | — |
| Number of ratings | **2.8K** | — |
| Positive reviews | 74.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | — |
| Size | 62 MB | 10 MB |
| Requires iOS | 15.6 | **12.4** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [smalltech sarl](https://appshunter.io/developer/289934568) | [ACOSolar Inc](https://appshunter.io/developer/972009515) |

## 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


### Solar Battery Fridge

[App page](https://appshunter.io/ios/app/solar-battery-fridge/id6456834398)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Battery HD+ free?

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

### Is Solar Battery Fridge free?

Solar Battery Fridge is free to download, with no in-app purchases.

### Do Battery HD+ or Solar Battery Fridge have ads?

Battery HD+ shows ads; Solar Battery Fridge does not.

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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.*