# TRAINER WATCH vs Sprint Start Recorder

The clearest difference is iOS requirement: TRAINER WATCH at 14.2 against Sprint Start Recorder's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | TRAINER WATCH | Sprint Start Recorder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sprint-start-recorder/id6748664830/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Ad-supported |
| Size | 16 MB | 32 MB |
| Requires iOS | **14.2** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kohei Karita](https://appshunter.io/developer/1576492807) | [Yuto Nagayama](https://appshunter.io/developer/1733179118) |

## What reviewers say

### TRAINER WATCH

[App page](https://appshunter.io/ios/app/trainer-watch/id1576980886)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sprint Start Recorder

[App page](https://appshunter.io/ios/app/sprint-start-recorder/id6748664830)

This tool helps track sprint start cues, video, and timing for track and field athletes. It simulates realistic race day sequences with adjustable intervals and records clear videos with embedded stopwatch overlays for reaction time analysis.

**Highlights:** Realistic start cues with gunshot sound, Adjustable cue intervals, Auto-zoom video recording, Clear video quality for form review, Embedded stopwatch timer for reaction time, Simulates 'On Your Marks, Set, Bang!'

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

**In-app purchases:** none


## Frequently asked questions

### Is TRAINER WATCH free?

TRAINER WATCH is free to download, with no in-app purchases.

### Is Sprint Start Recorder free?

Sprint Start Recorder is free to download, with no in-app purchases.

### Do TRAINER WATCH or Sprint Start Recorder have ads?

Both TRAINER WATCH and Sprint Start Recorder show ads.

### Which is updated more often, TRAINER WATCH or Sprint Start Recorder?

TRAINER WATCH ships an update every 2 weeks, and Sprint Start Recorder every 2 weeks. Most recently, TRAINER WATCH was updated on October 30, 2026 and Sprint Start Recorder on October 28, 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.*