# Checkpoint Clock vs Rally Hud

The clearest difference is price: Rally Hud at Free against Checkpoint Clock's $3.00. Rally Hud also leads on update cadence (every 3 days vs every 31 months). Checkpoint Clock's advantage is iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Rally Hud is free to download; Checkpoint Clock costs $3.00 up front. Neither carries in-app purchases, so what you see is what you pay.

Checkpoint Clock ships an update every 31 months, Rally Hud every 3 days. The most recent releases landed on June 9, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Checkpoint Clock | Rally Hud |
| --- | --- | --- |
| Price | $3.00 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/checkpoint-clock/id549741037/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 3 days** |
| Monetization | Paid | — |
| Size | 9 MB | 63 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Bireta](https://appshunter.io/developer/338634093) | [JORDI TODA FERRAN](https://appshunter.io/developer/1787379659) |

## What reviewers say

### Checkpoint Clock

[App page](https://appshunter.io/ios/app/checkpoint-clock/id549741037)

This app functions as a precise timing device for Time-Speed-Distance road rallies. It records split times with optional car numbers and allows for dynamic adjustment of time units. It can also serve as a time reference for 'Seat of the Pants' rally classes.

**Highlights:** Split time recording, Optional car number logging, Scrollable log area, Dynamic time unit adjustment, Time of day clock synchronization, Decimal minute support

**In-app purchases:** none


### Rally Hud

[App page](https://appshunter.io/ios/app/rally-hud/id6739874068)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Checkpoint Clock free?

Checkpoint Clock costs $3.00, with no in-app purchases.

### Is Rally Hud free?

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

### Do Checkpoint Clock or Rally Hud have ads?

Neither Checkpoint Clock nor Rally Hud shows ads.

### Which is updated more often, Checkpoint Clock or Rally Hud?

Checkpoint Clock ships an update every 31 months, and Rally Hud every 3 days. Most recently, Checkpoint Clock was updated on June 9, 2026 and Rally Hud on June 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.*