# Battery Testing vs Asyun

The clearest difference is rating: Battery Testing at 4.5 against Asyun's 3.0. Battery Testing also leads on ratings volume (12K vs 3) and update cadence (fortnightly vs monthly). Asyun's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

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

Battery Testing holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Battery Testing has 12K ratings behind it against 3, so its average is the more settled of the two.

Battery Testing ships an update fortnightly, Asyun monthly. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Battery Testing | Asyun |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (12K ratings)](https://appshunter.io/ios/app/battery-testing/id887730232/reviews)** | [3.0 (3 ratings)](https://appshunter.io/ios/app/asyun/id1484760474/reviews) |
| Number of ratings | **12K** | 3 |
| Positive reviews | 23.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 61 MB | 54 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Binh Tran](https://appshunter.io/developer/1386007300) | [Shenzhen Aisiyun Anti-Forgery Technological Development Co.,Ltd.](https://appshunter.io/developer/1484760473) |

## 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

**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


### Asyun

[App page](https://appshunter.io/ios/app/asyun/id1484760474)

This utility tool helps verify product authenticity by scanning EAN and QR codes. It provides quick identification of genuine items and offers features like anti-counterfeit product recommendations and knowledge sharing.

**Highlights:** EAN code identification, QR code scanning, Product authenticity verification, Anti-counterfeit product recommendations, Anti-counterfeit knowledge base, Anti-counterfeit news updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Battery Testing free?

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

### Is Asyun free?

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

### Which has better reviews, Battery Testing or Asyun?

Battery Testing is rated higher. Battery Testing averages 4.5 out of 5 from 12K ratings, while Asyun averages 3.0 from 3 ratings.

### Do Battery Testing or Asyun have ads?

Battery Testing shows ads; Asyun does not.

### Which is updated more often, Battery Testing or Asyun?

Battery Testing ships an update fortnightly, and Asyun monthly. Most recently, Battery Testing was updated on October 15, 2026 and Asyun on September 30, 2026.

---

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