# Battery Testing vs Overworld Map

The clearest difference is ads: Overworld Map at none against Battery Testing's shown. Battery Testing's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Battery Testing sells 1 one-off in-app purchase and Overworld Map sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Battery Testing | Overworld Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (12K ratings)](https://appshunter.io/ios/app/battery-testing/id887730232/reviews)** | — |
| Number of ratings | **12K** | — |
| Positive reviews | 22.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 3 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Binh Tran](https://appshunter.io/developer/1386007300) | [David Haggerty](https://appshunter.io/developer/6790941924) |

## 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


### Overworld Map

[App page](https://appshunter.io/ios/app/overworld-map/id6790941922)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Overworld Pro | $3.99 | one-time |


## Frequently asked questions

### Is Battery Testing free?

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

### Is Overworld Map free?

Overworld Map is free to download, with in-app purchases available.

### Do Battery Testing or Overworld Map have ads?

Battery Testing shows ads; Overworld Map does not.

### Which is updated more often, Battery Testing or Overworld Map?

Battery Testing ships an update fortnightly, and Overworld Map fortnightly. Most recently, Battery Testing was updated on November 2, 2026 and Overworld Map on October 24, 2026.

---

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