# Battery saver vs Battery Testing Master

The clearest difference is review sentiment: Battery saver at 51% against Battery Testing Master's 0%. Battery saver also leads on ratings volume (236 vs 19). Battery Testing Master's advantage is rating (4.7 vs 4.2) and update cadence (every 5 days vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Battery saver sells 2 in-app purchases, starting at $3.99 per month and Battery Testing Master sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Battery Testing Master holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Battery saver has 236 ratings behind it against 19, so its average is the more settled of the two. Written reviews complicate that: 51% of Battery saver's written reviews are positive against 0% of Battery Testing Master's, so the app with the better star average is not the one people write more warmly about.

Battery saver ships an update every 3 months, Battery Testing Master every 5 days. The most recent releases landed on August 31, 2026 and August 3, 2026 respectively.

## The numbers

| Metric | Battery saver | Battery Testing Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (236 ratings)](https://appshunter.io/ios/app/battery-saver-wifi-analyzer/id1178712789/reviews) | **[4.7 (19 ratings)](https://appshunter.io/ios/app/battery-testing-master/id6502358441/reviews)** |
| Number of ratings | **236** | 19 |
| Positive reviews | **51.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 10 MB | 40 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tarika Sultana](https://appshunter.io/developer/1135746252) | [Nguyen Ngoc Long](https://appshunter.io/developer/1652022123) |

## What reviewers say

### Battery saver

[App page](https://appshunter.io/ios/app/battery-saver-wifi-analyzer/id1178712789)

Optimize your device's battery life, analyze WiFi networks, monitor system performance, and detect Bluetooth devices. This free tool provides insights into battery health, RAM usage, storage, and network traffic to keep your phone running smoothly.

**Highlights:** Smart battery saver & health monitor, WiFi analyzer & network usage tracker, System & performance monitor, Bluetooth scanner & device finder, Free battery-saving tips

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Battery Saver Premium | $24.99 | per year |

**What reviewers like**

- 👍 Free and no ads
- 👍 Fulfills its purpose
- 👍 Easy to use and simple
- 👍 Good for beginners to learn
- 👍 Handy and useful

**What reviewers complain about**

- 🐛 Stops working sometimes
- 🐛 Lying about free space
- 🐛 Inaccurate cellular data impact
- 🐛 Garbage app, waste of time
- 🐛 Fake software monitoring

**Reported bugs**

- App stops working
- Pop-ups about free space
- Inaccurate battery lifecycle impact on WiFi
- App locks up
- App won't delete

**Requested features**

- Add Battery Saver Mode
- Show what apps are draining battery
- Show Wi-Fi and telecom throughput
- Network Info function


### Battery Testing Master

[App page](https://appshunter.io/ios/app/battery-testing-master/id6502358441)

This application benchmarks the battery performance of mobile devices. It provides a comprehensive test for battery health, suitable for both new and used batteries on iOS devices.

**Highlights:** Battery benchmarking, Battery health testing, Mobile device optimization, iOS battery analysis

**Features:** macOS Compatibility

**In-app purchases (1)**

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


## Frequently asked questions

### Is Battery saver free?

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

### Is Battery Testing Master free?

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

### Which has better reviews, Battery saver or Battery Testing Master?

Battery Testing Master is rated higher. Battery saver averages 4.2 out of 5 from 236 ratings, while Battery Testing Master averages 4.7 from 19 ratings.

### Do Battery saver or Battery Testing Master have ads?

Both Battery saver and Battery Testing Master show ads.

### Which is updated more often, Battery saver or Battery Testing Master?

Battery saver ships an update every 3 months, and Battery Testing Master every 5 days. Most recently, Battery saver was updated on August 31, 2026 and Battery Testing Master on August 3, 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.*