# ACC Toolbox vs Nidum Sempach

The clearest difference is iOS requirement: ACC Toolbox at 12.0 against Nidum Sempach's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ACC Toolbox ships an update every 3 weeks, Nidum Sempach fortnightly. The most recent releases landed on October 19, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | ACC Toolbox | Nidum Sempach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/acc-toolbox/id6448527671/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 31 MB | 42 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Matthew Morgan](https://appshunter.io/developer/1684925312) | [StreamNow](https://appshunter.io/developer/1038247999) |

## What reviewers say

### ACC Toolbox

[App page](https://appshunter.io/ios/app/acc-toolbox/id6448527671)

This app helps sim racers optimize their performance in Assetto Corsa Competizione. It provides fuel estimates based on race parameters and details on ECU maps for strategic advantage. It supports various DLCs and system themes.

**Highlights:** Fuel calculation for race stints, ECU map details and usage, Support for multiple DLCs, System dark/light theme support, Lap time data integration, Wheel rotation information

**Features:** macOS Compatibility

**In-app purchases:** none


### Nidum Sempach

[App page](https://appshunter.io/ios/app/nidum-sempach/id6478855656)

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

**In-app purchases:** none


## Frequently asked questions

### Is ACC Toolbox free?

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

### Is Nidum Sempach free?

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

### Do ACC Toolbox or Nidum Sempach have ads?

Neither ACC Toolbox nor Nidum Sempach shows ads.

### Which is updated more often, ACC Toolbox or Nidum Sempach?

ACC Toolbox ships an update every 3 weeks, and Nidum Sempach fortnightly. Most recently, ACC Toolbox was updated on October 19, 2026 and Nidum Sempach on September 28, 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.*