# C4Timekeeper vs Rally Master

The clearest difference is in-app purchases: Rally Master at none against C4Timekeeper's 3. On price, update cadence, ads and device support there is nothing between them.

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

C4Timekeeper ships an update every 2 months, Rally Master every 3 months. Both last shipped on October 8, 2026.

## The numbers

| Metric | C4Timekeeper | Rally Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/rally-master/id1466574486/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free |
| Size | 10 MB | 25 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Filippo Gozza](https://appshunter.io/developer/954580932) | [David Bireta](https://appshunter.io/developer/338634093) |

## 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 |


### Rally Master

[App page](https://appshunter.io/ios/app/rally-master/id1466574486)

Easily create and manage rally courses with GPS checkpoints. Add, delete, and reposition checkpoints, and adjust timing information. Track registered teams and their readiness status.

**Highlights:** GPS checkpoint system, Add, delete, and reposition checkpoints, Adjust timing information, View registered teams and status, Course layout tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C4Timekeeper free?

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

### Is Rally Master free?

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

### Do C4Timekeeper or Rally Master have ads?

Neither C4Timekeeper nor Rally Master shows ads.

### Which is updated more often, C4Timekeeper or Rally Master?

C4Timekeeper ships an update every 2 months, and Rally Master every 3 months. Most recently, C4Timekeeper was updated on October 8, 2026 and Rally Master on October 8, 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.*