HSA vs CPU X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HSA
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After connecting App to Car Amplifier with Integrated DSP, EQ, BASS, 3D SOUND,TIME ALIGNMENT, PHASE, MUTE, FILTER , SAVE SOUND SETTING TO PHONE, SAVE SOUND SETTING TO AMPLIFIER, LOAD SOUND SETTING FROM PHONE, RCA OUTPUT etc could be controlled through this App. How to use: 1.Install App and turn on power of car 2. Turn on Bluetooth on your iPhone 3,Open App and wait for around 5 seconds, then click “Connect” icon in left corner of bottom. Amplifier will be connected to App automatically. 4.DIY you preferred sound and then click “Save to AMP” icon to save. Or click “ Save to Phone” to save. Note： 1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.
CPU X
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.
- System Information
- CPU Frequency (Max & Instantaneous)
- Memory Size
- SoC and Device Model Identification
- Firmware Information
- Today Widget
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CPU X is the ultimate hardware monitoring tool for your iOS devices. Explore the deep architecture of your device with real-time analytics and stunning visual dashboards. Whether you are a tech enthusiast wanting to check real-time CPU frequency, memory usage, and battery diagnostics, or just curious about your device's exact hardware specifications (Processor, NPU, GPU, Cache), CPU X provides everything in a beautifully designed "Liquid Glass" interface. Stay connected to your device's heartbeat with our exclusive Dynamic Island integrations and Interactive Widgets.
Screenshots
Verdict
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). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 every 6 weeks. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.
| Parameter | HSA | CPU X |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | — | 4.4 (309 ratings) — better |
| Positive reviews | — | 38.9% of reviews |
| Number of ratings | — | 309 — better |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, Apple TV — better |
| Requires iOS | 9.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 杏生 卢 | 恒俭 董 |
Bugs and requests
HSA
Not enough reviews yet to summarise bugs or requests.
CPU X
Reported bugs
8 issues- 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
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- App crashes on startup
- App doesn't refresh
- Widget doesn't refresh
Requested features
4 requests- Add engineering news for iOS
- Add notifications
- Add RAM clearing functionality
- Add max CPU frequency info
In-app purchases
HSA
No in-app purchases
CPU X
No in-app purchases
