# CPU vs Fieldmaster Pocket

The clearest difference is in-app purchases: Fieldmaster Pocket at none against CPU's 1. Fieldmaster Pocket also leads on ads (none vs shown) and update cadence (weekly vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CPU sells 1 one-off in-app purchase. Fieldmaster Pocket asks for nothing beyond the download.

CPU ships an update fortnightly, Fieldmaster Pocket weekly. The most recent releases landed on September 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | CPU | Fieldmaster Pocket |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (97 ratings)](https://appshunter.io/ios/app/cpu-x/id6448917309/reviews)** | — |
| Number of ratings | **97** | — |
| Positive reviews | 64.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 136 MB | 133 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CHENGDU MIAOZHI TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1465440799) | [Amal Mohan](https://appshunter.io/developer/1891795086) |

## What reviewers say

### CPU

[App page](https://appshunter.io/ios/app/cpu-x/id6448917309)

This app provides detailed insights into your device's hardware and real-time diagnostics. It also offers tools to optimize storage by compressing media and cleaning contacts, along with a comprehensive suite for testing device sensors and network functions.

**Highlights:** Comprehensive device hardware insights, Real-time diagnostics and sensor testing, Video and image compression, Duplicate contact cleanup, Junk mail and spam message filtering, Network diagnostics tools

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $5.99 | one-time |


### Fieldmaster Pocket

[App page](https://appshunter.io/ios/app/fieldmaster-pocket/id6761859780)

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

**In-app purchases:** none


## Frequently asked questions

### Is CPU free?

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

### Is Fieldmaster Pocket free?

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

### Do CPU or Fieldmaster Pocket have ads?

CPU shows ads; Fieldmaster Pocket does not.

### Which is updated more often, CPU or Fieldmaster Pocket?

CPU ships an update fortnightly, and Fieldmaster Pocket weekly. Most recently, CPU was updated on September 25, 2026 and Fieldmaster Pocket on September 14, 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.*