# Kart Chassis Setup vs iSoft

The clearest difference is price: iSoft at Free against Kart Chassis Setup's $7.99. iSoft also leads on update cadence (weekly vs every 6 months) and iOS requirement (15.1 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

iSoft is free to download; Kart Chassis Setup costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kart Chassis Setup ships an update every 6 months, iSoft weekly. The most recent releases landed on October 26, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Kart Chassis Setup | iSoft |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Paid | — |
| Size | 13 MB | 91 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ISEnet](https://appshunter.io/developer/811255764) | [Giuseppe Oliverio](https://appshunter.io/developer/1806782929) |

## What reviewers say

### Kart Chassis Setup

[App page](https://appshunter.io/ios/app/kart-chassis-setup/id885032175)

Analyze kart chassis data like tire pressures and temperatures to receive setup recommendations. This app helps both novice and experienced drivers understand and resolve chassis setup issues with detailed explanations and visual aids.

**Highlights:** Analyze tire pressures and temperatures, Receive chassis setup recommendations, Detailed explanations for adjustments, Supports sprint karts and all classes, Useful for novice and experienced drivers, Adjustable measure units

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### iSoft

[App page](https://appshunter.io/ios/app/isoft/id6744264953)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kart Chassis Setup free?

Kart Chassis Setup costs $7.99, with no in-app purchases.

### Is iSoft free?

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

### Do Kart Chassis Setup or iSoft have ads?

Neither Kart Chassis Setup nor iSoft shows ads.

### Which is updated more often, Kart Chassis Setup or iSoft?

Kart Chassis Setup ships an update every 6 months, and iSoft weekly. Most recently, Kart Chassis Setup was updated on October 26, 2026 and iSoft on October 11, 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.*