# C4Timekeeper vs Chrono X

The clearest difference is in-app purchases: Chrono X at none against C4Timekeeper's 3. Chrono X also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (12.2 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. C4Timekeeper sells 3 one-off in-app purchases. Chrono X asks for nothing beyond the download.

C4Timekeeper ships an update every 2 months, Chrono X every 2 weeks. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | C4Timekeeper | Chrono X |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 10 MB | 94 MB |
| Requires iOS | 16.0 | **12.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Filippo Gozza](https://appshunter.io/developer/954580932) | [BLUE BYTES DATA LABS PRIVATE LIMITED](https://appshunter.io/developer/1628135331) |

## What reviewers say

### C4Timekeeper

[App page](https://appshunter.io/ios/app/c4timekeeper/id1003021684)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version for one month | $4.99 | one-time |
| Full version for 6 months | $8.99 | one-time |
| Full version for one year | $13.99 | one-time |


### Chrono X

[App page](https://appshunter.io/ios/app/chrono-x/id1628135329)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C4Timekeeper free?

C4Timekeeper is free to download, with in-app purchases available.

### Is Chrono X free?

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

### Do C4Timekeeper or Chrono X have ads?

Neither C4Timekeeper nor Chrono X shows ads.

### Which is updated more often, C4Timekeeper or Chrono X?

C4Timekeeper ships an update every 2 months, and Chrono X every 2 weeks. Most recently, C4Timekeeper was updated on October 8, 2026 and Chrono X on October 1, 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.*