# Checkpoint Clock vs FDS Smart Chrono

The clearest difference is price: FDS Smart Chrono at Free against Checkpoint Clock's $3.00. FDS Smart Chrono also leads on update cadence (every 2 months vs every 31 months). Checkpoint Clock's advantage is in-app purchases (none vs 2) and device support (3 vs 1). On ads and iOS requirement there is nothing between them.

FDS Smart Chrono is free to download; Checkpoint Clock costs $3.00 up front. FDS Smart Chrono sells 2 one-off in-app purchases. Checkpoint Clock asks for nothing beyond the download.

Checkpoint Clock ships an update every 31 months, FDS Smart Chrono every 2 months. The most recent releases landed on June 9, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Checkpoint Clock | FDS Smart Chrono |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 9 MB | 44 MB |
| Requires iOS | **12.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [David Bireta](https://appshunter.io/developer/338634093) | [FDS-Timing Sarl](https://appshunter.io/developer/1208225025) |

## 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


### FDS Smart Chrono

[App page](https://appshunter.io/ios/app/fds-smart-chrono/id1271365456)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Subscription | $59.99 | one-time |
| 1 Year Subscription | $79.99 | one-time |


## Frequently asked questions

### Is Checkpoint Clock free?

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

### Is FDS Smart Chrono free?

FDS Smart Chrono is free to download, with in-app purchases available.

### Do Checkpoint Clock or FDS Smart Chrono have ads?

Neither Checkpoint Clock nor FDS Smart Chrono shows ads.

### Which is updated more often, Checkpoint Clock or FDS Smart Chrono?

Checkpoint Clock ships an update every 31 months, and FDS Smart Chrono every 2 months. Most recently, Checkpoint Clock was updated on June 9, 2026 and FDS Smart Chrono on September 9, 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.*