# Power Save Me vs CoolMonitor

The clearest difference is in-app purchases: CoolMonitor at none against Power Save Me's 1. CoolMonitor also leads on update cadence (every 3 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Power Save Me sells 1 one-off in-app purchase. CoolMonitor asks for nothing beyond the download.

Power Save Me ships an update every 4 months, CoolMonitor every 3 weeks. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Power Save Me | CoolMonitor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 6 MB | 12 MB |
| Requires iOS | **15.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [LineSpotting AB](https://appshunter.io/developer/1326519237) | [Zhangsan Software Co., Ltd., Enshi Prefecture, Hubei Province](https://appshunter.io/developer/1838713545) |

## What reviewers say

### Power Save Me

[App page](https://appshunter.io/ios/app/power-save-me-prices/id6474456731)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Power Save Me Pro | $3.99 | one-time |


### CoolMonitor

[App page](https://appshunter.io/ios/app/coolmonitor/id6792966365)

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

**In-app purchases:** none


## Frequently asked questions

### Is Power Save Me free?

Power Save Me is free to download, with in-app purchases available.

### Is CoolMonitor free?

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

### Do Power Save Me or CoolMonitor have ads?

Neither Power Save Me nor CoolMonitor shows ads.

### Which is updated more often, Power Save Me or CoolMonitor?

Power Save Me ships an update every 4 months, and CoolMonitor every 3 weeks. Most recently, Power Save Me was updated on October 17, 2026 and CoolMonitor on October 9, 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.*