# ChronoZen vs Zendoro

The clearest difference is in-app purchases: Zendoro at none against ChronoZen's 1. Zendoro also leads on update cadence (every 3 weeks vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ChronoZen sells 1 one-off in-app purchase. Zendoro asks for nothing beyond the download.

ChronoZen ships an update every 8 months, Zendoro every 3 weeks. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | ChronoZen | Zendoro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 5 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tarik Davulcu](https://appshunter.io/developer/1780533379) | [ATILLA KUSEYRI](https://appshunter.io/developer/1884074993) |

## What reviewers say

### ChronoZen

[App page](https://appshunter.io/ios/app/chronozen-adhd-focus-timer/id6759417430)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro | $4.99 | one-time |


### Zendoro

[App page](https://appshunter.io/ios/app/zendoro-deep-work/id6760582565)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChronoZen free?

ChronoZen is free to download, with in-app purchases available.

### Is Zendoro free?

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

### Do ChronoZen or Zendoro have ads?

Neither ChronoZen nor Zendoro shows ads.

### Which is updated more often, ChronoZen or Zendoro?

ChronoZen ships an update every 8 months, and Zendoro every 3 weeks. Most recently, ChronoZen was updated on October 25, 2026 and Zendoro on October 19, 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.*