# Battery Testing vs Guardian Aid

The clearest difference is in-app purchases: Guardian Aid at none against Battery Testing's 1. Guardian Aid also leads on ads (none vs shown) and update cadence (daily vs fortnightly). On price and device support there is nothing between them.

Both are free to download. Battery Testing sells 1 one-off in-app purchase. Guardian Aid asks for nothing beyond the download.

Battery Testing ships an update fortnightly, Guardian Aid daily. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Battery Testing | Guardian Aid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (12K ratings)](https://appshunter.io/ios/app/battery-testing/id887730232/reviews)** | — |
| Number of ratings | **12K** | — |
| Positive reviews | 24.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 19 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 12+ |
| Developer | [Binh Tran](https://appshunter.io/developer/1386007300) | [Incoretex](https://appshunter.io/developer/1819915384) |

## What reviewers say

### Battery Testing

[App page](https://appshunter.io/ios/app/battery-testing/id887730232)

This app helps you understand your iOS device's battery performance. It identifies battery runtimes and provides data to help you determine if your battery needs replacement. Monitor your device's battery health and runtime with detailed insights.

**Highlights:** Monitor device runtimes, Estimated and raw battery data, Check battery health, Identify battery issues

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisements | $1.99 | one-time |

**What reviewers like**

- 👍 Useful for testing battery health
- 🙂 Provides detailed battery information
- 💡 Helpful for refurbished/older devices

**What reviewers complain about**

- 🔋 Inaccurate battery health readings
- 📺 Excessive ads interrupting testing
- 🐛 Inconsistent and unreliable results
- 🤔 Unclear what the scores represent

**Reported bugs**

- App crashes or stops responding during testing
- Incorrect device information detection

**Requested features**

- Provide more detailed battery health metrics
- Improve accuracy of battery testing
- Reduce ad interruptions during testing


### Guardian Aid

[App page](https://appshunter.io/ios/app/guardian-aid/id6763050620)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Battery Testing free?

Battery Testing is free to download, with in-app purchases available.

### Is Guardian Aid free?

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

### Do Battery Testing or Guardian Aid have ads?

Battery Testing shows ads; Guardian Aid does not.

### Which is updated more often, Battery Testing or Guardian Aid?

Battery Testing ships an update fortnightly, and Guardian Aid daily. Most recently, Battery Testing was updated on November 9, 2026 and Guardian Aid on October 31, 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.*