# Metpow vs CMS Maintenance

The clearest difference is update cadence: Metpow at fortnightly against CMS Maintenance's every 2 months. CMS Maintenance's advantage is iOS requirement (13.4 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Metpow ships an update fortnightly, CMS Maintenance every 2 months. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Metpow | CMS Maintenance |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 55 MB | 35 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MetPow Limited](https://appshunter.io/developer/1790691597) | [CMS SupaTrak Ltd](https://appshunter.io/developer/1565174937) |

## What reviewers say

### Metpow

[App page](https://appshunter.io/ios/app/metpow/id6740583809)

Monitor your energy consumption in real-time while camping. Make informed decisions to optimize your power usage and enhance your outdoor experience.

**Highlights:** Real-time energy usage display, Informed decision-making for power, Enhanced camping comfort, Effortless energy control

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

**In-app purchases:** none


### CMS Maintenance

[App page](https://appshunter.io/ios/app/cms-maintenance/id6761919973)

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

**In-app purchases:** none


## Frequently asked questions

### Is Metpow free?

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

### Is CMS Maintenance free?

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

### Do Metpow or CMS Maintenance have ads?

Neither Metpow nor CMS Maintenance shows ads.

### Which is updated more often, Metpow or CMS Maintenance?

Metpow ships an update fortnightly, and CMS Maintenance every 2 months. Most recently, Metpow was updated on October 8, 2026 and CMS Maintenance on October 10, 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.*