# N vs ACSU

The clearest difference is ads: N at none against ACSU's shown. ACSU's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

N ships an update every 3 weeks, ACSU every 2 weeks. The most recent releases landed on October 27, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | N | ACSU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 49 MB | 148 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Cropscan Ag](https://appshunter.io/developer/1579988845) | [DGTG PTY LTD](https://appshunter.io/developer/1759497592) |

## What reviewers say

### N

[App page](https://appshunter.io/ios/app/n-gauge/id1579988843)

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

**In-app purchases:** none


### ACSU

[App page](https://appshunter.io/ios/app/acsu/id6578435252)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is N free?

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

### Is ACSU free?

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

### Do N or ACSU have ads?

ACSU shows ads; N does not.

### Which is updated more often, N or ACSU?

N ships an update every 3 weeks, and ACSU every 2 weeks. Most recently, N was updated on October 27, 2026 and ACSU on October 15, 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.*