# TSD Rally Clock vs Rally Master

The clearest difference is price: Rally Master at Free against TSD Rally Clock's $4.99. TSD Rally Clock's advantage is update cadence (fortnightly vs every 3 months) and iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Rally Master is free to download; TSD Rally Clock costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TSD Rally Clock ships an update fortnightly, Rally Master every 3 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TSD Rally Clock | Rally Master |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/rally-master/id1466574486/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | — | Free |
| Size | 1 MB | 25 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MSYapps](https://appshunter.io/developer/458482419) | [David Bireta](https://appshunter.io/developer/338634093) |

## What reviewers say

### TSD Rally Clock

[App page](https://appshunter.io/ios/app/tsd-rally-clock/id979445821)

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

**In-app purchases:** none


### 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 TSD Rally Clock free?

TSD Rally Clock costs $4.99, with no in-app purchases.

### Is Rally Master free?

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

### Do TSD Rally Clock or Rally Master have ads?

Neither TSD Rally Clock nor Rally Master shows ads.

### Which is updated more often, TSD Rally Clock or Rally Master?

TSD Rally Clock ships an update fortnightly, and Rally Master every 3 months. Most recently, TSD Rally Clock was updated on October 26, 2026 and Rally Master on October 24, 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.*