# AX vs NanoSubs

The clearest difference is ads: NanoSubs at none against AX's shown. NanoSubs also leads on update cadence (every 9 days vs every 7 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. AX sells 3 one-off in-app purchases and NanoSubs sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

AX ships an update every 7 months, NanoSubs every 9 days. The most recent releases landed on August 25, 2026 and August 22, 2026 respectively.

## The numbers

| Metric | AX | NanoSubs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (17 ratings)](https://appshunter.io/ios/app/ax-cpu-device-info/id1048174418/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 55.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 7 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Armchair Engineering](https://appshunter.io/developer/398901339) | [恒俭 董](https://appshunter.io/developer/947356968) |

## What reviewers say

### AX

[App page](https://appshunter.io/ios/app/ax-cpu-device-info/id1048174418)

Discover detailed CPU information for your device, including its name, model, manufacturer, and other technical specifications. This utility app provides a straightforward way to access your system's processor details.

**Highlights:** CPU name identification, CPU model details, CPU manufacturer information, Technical specifications display, Device processor profiling

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Defender | $0.99 | one-time |
| Guardian | $1.99 | one-time |
| Hero | $3.99 | one-time |


### NanoSubs

[App page](https://appshunter.io/ios/app/nanosubs/id6759703321)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $1.99 | one-time |


## Frequently asked questions

### Is AX free?

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

### Is NanoSubs free?

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

### Do AX or NanoSubs have ads?

AX shows ads; NanoSubs does not.

### Which is updated more often, AX or NanoSubs?

AX ships an update every 7 months, and NanoSubs every 9 days. Most recently, AX was updated on August 25, 2026 and NanoSubs on August 22, 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.*