# Chronion vs Work Log

The clearest difference is in-app purchases: Chronion at none against Work Log's 1. Chronion also leads on update cadence (every 3 days vs fortnightly) and device support (4 vs 1). Work Log's advantage is iOS requirement (18.0 vs 26.0). On price and ads there is nothing between them.

Both are free to download. Work Log sells 1 one-off in-app purchase. Chronion asks for nothing beyond the download.

Chronion ships an update every 3 days, Work Log fortnightly. Both last shipped on October 25, 2026.

## The numbers

| Metric | Chronion | Work Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Size | 10 MB | 2 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marco Bormann](https://appshunter.io/developer/1893711045) | [Akira Takashima](https://appshunter.io/developer/6785328401) |

## What reviewers say

### Chronion

[App page](https://appshunter.io/ios/app/chronion/id6762303355)

**Features:** Apple Watch app

**In-app purchases:** none


### Work Log

[App page](https://appshunter.io/ios/app/work-log-billable-hours-and-pay/id6796312436)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全機能アンロック | $5.99 | one-time |


## Frequently asked questions

### Is Chronion free?

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

### Is Work Log free?

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

### Do Chronion or Work Log have ads?

Neither Chronion nor Work Log shows ads.

### Which is updated more often, Chronion or Work Log?

Chronion ships an update every 3 days, and Work Log fortnightly. Most recently, Chronion was updated on October 25, 2026 and Work Log on October 25, 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.*