# Chronnika vs One Habit

The clearest difference is update cadence: One Habit at every 6 days against Chronnika's every 3 weeks. One Habit also leads on iOS requirement (13.3 vs 16.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Chronnika sells 2 in-app purchases, starting at $9.99 per 7 days and One Habit sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Chronnika ships an update every 3 weeks, One Habit every 6 days. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Chronnika | One Habit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 38 MB | 56 MB |
| Requires iOS | 16.1 | **13.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Sergei Kudriashov](https://appshunter.io/developer/1738959412) | [伟基 陶](https://appshunter.io/developer/1872855313) |

## What reviewers say

### Chronnika

[App page](https://appshunter.io/ios/app/chronnika/id6480464069)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $9.99 | per 7 days |
| Yearly | $59.99 | per year |


### One Habit

[App page](https://appshunter.io/ios/app/one-habit-routine-tracker/id6758465304)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Yearly Premium | $14.99 | per year |
| Lifetime Premium | $29.99 | one-time |


## Frequently asked questions

### Is Chronnika free?

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

### Is One Habit free?

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

### Do Chronnika or One Habit have ads?

Neither Chronnika nor One Habit shows ads.

### Which is updated more often, Chronnika or One Habit?

Chronnika ships an update every 3 weeks, and One Habit every 6 days. Most recently, Chronnika was updated on October 6, 2026 and One Habit on October 18, 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.*