# CPU X vs Kitty

The clearest difference is price: Kitty at Free against CPU X's $2.99. CPU X's advantage is in-app purchases (none vs 6) and update cadence (every 10 days vs monthly). On ads, device support and iOS requirement there is nothing between them.

Kitty is free to download; CPU X costs $2.99 up front. Kitty sells 6 one-off in-app purchases. CPU X asks for nothing beyond the download.

CPU X ships an update every 10 days, Kitty monthly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CPU X | Kitty |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| 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** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Free | — |
| Size | 11 MB | 71 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | **iPhone, iPad, Apple TV, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [恒俭 董](https://appshunter.io/developer/947356968) | [Wanning Jumping Technology Co., Ltd](https://appshunter.io/developer/1756231080) |

## What reviewers say

### 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, iPhone Duo 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


### Kitty

[App page](https://appshunter.io/ios/app/kitty-ai-assistant-and-tools/id6751178529)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Credits | $0.99 | one-time |
| 200 Credits | $1.99 | one-time |
| 300 Credits | $2.99 | one-time |
| 1000 Credits | $9.99 | one-time |
| 2000 Credits | $19.99 | one-time |
| 3000 Credits | $29.99 | one-time |


## Frequently asked questions

### Is CPU X free?

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

### Is Kitty free?

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

### Do CPU X or Kitty have ads?

Neither CPU X nor Kitty shows ads.

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

CPU X ships an update every 10 days, and Kitty monthly. Most recently, CPU X was updated on October 29, 2026 and Kitty on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*