# Challenge Turnaround vs HOLIS Control

The clearest difference is update cadence: HOLIS Control at weekly against Challenge Turnaround's every 5 weeks. On price, ads, 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.

Challenge Turnaround ships an update every 5 weeks, HOLIS Control weekly. The most recent releases landed on September 9, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Challenge Turnaround | HOLIS Control |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 29 MB | 11 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Challenge Handling](https://appshunter.io/developer/1570119385) | [CIM COMMUNICATION INFORMATION MANAGEME](https://appshunter.io/developer/523404080) |

## What reviewers say

### Challenge Turnaround

[App page](https://appshunter.io/ios/app/challenge-turnaround/id1570119383)

**Features:** macOS Compatibility

**In-app purchases:** none


### HOLIS Control

[App page](https://appshunter.io/ios/app/holis-control/id1642072373)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Challenge Turnaround free?

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

### Is HOLIS Control free?

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

### Do Challenge Turnaround or HOLIS Control have ads?

Neither Challenge Turnaround nor HOLIS Control shows ads.

### Which is updated more often, Challenge Turnaround or HOLIS Control?

Challenge Turnaround ships an update every 5 weeks, and HOLIS Control weekly. Most recently, Challenge Turnaround was updated on September 9, 2026 and HOLIS Control on May 17, 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.*