# Sprint Start Trainer vs コマトレ

The clearest difference is in-app purchases: コマトレ at none against Sprint Start Trainer's 1. コマトレ also leads on update cadence (daily vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sprint Start Trainer sells 1 one-off in-app purchase. コマトレ asks for nothing beyond the download.

Sprint Start Trainer ships an update every 3 weeks, コマトレ daily. Both last shipped on November 10, 2026.

## The numbers

| Metric | Sprint Start Trainer | コマトレ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/sprint-start-trainer/id6473805472/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Koki Osada](https://appshunter.io/developer/1501162473) | [Yuya Fujiwara](https://appshunter.io/developer/718282158) |

## What reviewers say

### Sprint Start Trainer

[App page](https://appshunter.io/ios/app/sprint-start-trainer/id6473805472)

This app helps athletes practice sprint and swimming starts by measuring reaction time and reviewing technique using video. It offers various start signal sounds and timing modes to simulate real race conditions, turning your phone into a portable training tool.

**Highlights:** Video reaction time measurement, Technique review, Customizable start signal sounds, Fixed and randomized interval modes, Manual cue control, Automatic repeat starts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Upgrade | $4.99 | one-time |


### コマトレ

[App page](https://appshunter.io/ios/app/id6810596262)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sprint Start Trainer free?

Sprint Start Trainer is free to download, with in-app purchases available.

### Is コマトレ free?

コマトレ is free to download, with no in-app purchases.

### Do Sprint Start Trainer or コマトレ have ads?

Both Sprint Start Trainer and コマトレ show ads.

### Which is updated more often, Sprint Start Trainer or コマトレ?

Sprint Start Trainer ships an update every 3 weeks, and コマトレ daily. Most recently, Sprint Start Trainer was updated on November 10, 2026 and コマトレ on November 10, 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.*