# Evolussem Box vs CHRONO Flex

The clearest difference is update cadence: CHRONO Flex at every 5 weeks against Evolussem Box's every 3 months. 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.

Evolussem Box ships an update every 3 months, CHRONO Flex every 5 weeks. The most recent releases landed on September 11, 2026 and July 24, 2026 respectively.

## The numbers

| Metric | Evolussem Box | CHRONO Flex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Size | 7 MB | 16 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JOHANN YVES FLAUDER](https://appshunter.io/developer/1671041608) | [CHRONO Flex](https://appshunter.io/developer/909331288) |

## What reviewers say

### Evolussem Box

[App page](https://appshunter.io/ios/app/evolussem-box/id1671041606)

**Features:** macOS Compatibility

**In-app purchases:** none


### CHRONO Flex

[App page](https://appshunter.io/ios/app/chrono-flex/id6692622370)

**In-app purchases:** none


## Frequently asked questions

### Is Evolussem Box free?

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

### Is CHRONO Flex free?

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

### Do Evolussem Box or CHRONO Flex have ads?

Neither Evolussem Box nor CHRONO Flex shows ads.

### Which is updated more often, Evolussem Box or CHRONO Flex?

Evolussem Box ships an update every 3 months, and CHRONO Flex every 5 weeks. Most recently, Evolussem Box was updated on September 11, 2026 and CHRONO Flex on July 24, 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.*