# HSA vs CPU X

The clearest difference is price: HSA at Free against CPU X's $2.99. HSA also leads on iOS requirement (9.0 vs 16.0). CPU X's advantage is update cadence (fortnightly vs every 2 months) and device support (4 vs 2). On ads and in-app purchases there is nothing between them.

HSA is free to download; CPU X costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HSA ships an update every 2 months, CPU X fortnightly. The most recent releases landed on September 17, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | HSA | CPU X |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[4.4 (309 ratings)](https://appshunter.io/ios/app/cpu-x/id1329609396/reviews)** |
| Number of ratings | — | **309** |
| Positive reviews | — | 38.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 5 MB | 11 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [杏生 卢](https://appshunter.io/developer/1094592555) | [恒俭 董](https://appshunter.io/developer/947356968) |

## What reviewers say

### HSA

[App page](https://appshunter.io/ios/app/hsa-dsp/id1246078512)

**Features:** macOS Compatibility

**In-app purchases:** none


### CPU X

[App page](https://appshunter.io/ios/app/cpu-x/id1329609396)

This utility app provides detailed hardware and software diagnostics for iOS devices. It displays system information, CPU frequencies, memory size, and device model identification. A convenient Today widget offers quick access to speed-related information.

**Highlights:** System Information, CPU Frequency (Max & Instantaneous), Memory Size, SoC and Device Model Identification, Firmware Information, Today Widget

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Displays CPU frequency
- 👍 Shows hardware info
- 👍 Compact and clean UI
- 👍 Useful widget
- 👍 Good for identifying throttling

**What reviewers complain about**

- 👎 Charges without purchase
- 👎 App crashes frequently
- 👎 App doesn't start
- 👎 Only shows info, no optimization
- 👎 Wastes money

**Reported bugs**

- App freezes on current CPU frequency
- App force closes on iPhone Xs Max
- App crashes immediately after installation
- App does not start at all
- App crashes immediately

**Requested features**

- Add engineering news for iOS
- Add notifications
- Add RAM clearing functionality
- Add max CPU frequency info


## Frequently asked questions

### Is HSA free?

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

### Is CPU X free?

CPU X costs $2.99, with no in-app purchases.

### Do HSA or CPU X have ads?

Neither HSA nor CPU X shows ads.

### Which is updated more often, HSA or CPU X?

HSA ships an update every 2 months, and CPU X fortnightly. Most recently, HSA was updated on September 17, 2026 and CPU X on September 26, 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.*