# System Activity Monitors vs Battery Max

The clearest difference is ratings volume: System Activity Monitors at 779 against Battery Max's 12. System Activity Monitors also leads on rating (4.2 vs 3.8) and review sentiment (76% vs 55%). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. System Activity Monitors sells 4 in-app purchases, starting at $3.99 per 7 days and Battery Max sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

System Activity Monitors holds the better App Store score, 4.2 against 3.8. That said, the two scores are not equally well evidenced: System Activity Monitors has 779 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 76% of System Activity Monitors's written reviews are positive against 55% of Battery Max's.

System Activity Monitors ships an update every 3 months, Battery Max every 8 months. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | System Activity Monitors | Battery Max |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (779 ratings)](https://appshunter.io/ios/app/system-activity-monitors/id386118145/reviews)** | [3.8 (12 ratings)](https://appshunter.io/ios/app/battery-max-tips-for-battery/id411266835/reviews) |
| Number of ratings | **779** | 12 |
| Positive reviews | **76.0% of reviews** | 54.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 28 MB | 18 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tekton Technologies (P) Ltd.](https://appshunter.io/developer/343534621) | [Tekton Technologies (P) Ltd.](https://appshunter.io/developer/343534621) |

## What reviewers say

### System Activity Monitors

[App page](https://appshunter.io/ios/app/system-activity-monitors/id386118145)

Monitor your device's health with this comprehensive tool. Track memory, battery performance, storage, and network details. Get detailed camera information and helpful battery-saving tips to optimize your iPhone.

**Highlights:** Memory usage tracking, Battery performance monitoring, Device IP and hardware address, Battery saving tips, Used and free space indicator, Detailed camera information, System and hardware specs

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sysmon Pro | $3.99 | per 7 days |
| Sysmon Pro | $6.99 | per month |
| Sysmon Pro | $29.99 | per year |
| Real Time Graphs | $2.99 | one-time |

**What reviewers like**

- 💯 Excellent app
- 🎆 Great app
- 🔒 Respects privacy
- 🔋 Helpful battery tips
- 👍 Simple and straightforward

**What reviewers complain about**

- 🐛 Buggy updates
- 💰 Subscription-based model
- 🔒 Privacy concerns due to required login
- 🔍 Limited functionality for free version
- 🔍 Inaccurate device information

**Reported bugs**

- Crashes on certain devices
- Login/registration issues
- Incorrect memory/CPU usage reporting

**Requested features**

- Ability to close/manage running apps
- More detailed app-level usage breakdown
- Dark mode option
- Widgets for quick access
- Ability to reclaim memory/free up storage


### Battery Max

[App page](https://appshunter.io/ios/app/battery-max-tips-for-battery/id411266835)

Monitor your device's battery health and system activity with detailed insights. Get tips to save battery life, track app battery usage, and view system information like memory and storage. Includes a system activity monitor with an in-app purchase.

**Highlights:** Battery health monitoring, Full charge notifications, System activity monitor, App battery usage tracking, Memory and storage view, Device IP and hardware address, Detailed system information

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| System Monitor Feature | $0.99 | one-time |
| Real time graphs for System | $0.99 | one-time |


## Frequently asked questions

### Is System Activity Monitors free?

System Activity Monitors is free to download, with in-app purchases available.

### Is Battery Max free?

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

### Which has better reviews, System Activity Monitors or Battery Max?

System Activity Monitors is rated higher. System Activity Monitors averages 4.2 out of 5 from 779 ratings, while Battery Max averages 3.8 from 12 ratings.

### Do System Activity Monitors or Battery Max have ads?

Neither System Activity Monitors nor Battery Max shows ads.

### Which is updated more often, System Activity Monitors or Battery Max?

System Activity Monitors ships an update every 3 months, and Battery Max every 8 months. Most recently, System Activity Monitors was updated on October 22, 2026 and Battery Max on October 23, 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.*