# Sprint Start Trainer — For Sprint Start Practice

> Solo athletic training app with customizable voice cues and random timing starts. (iPhone/iPad app by Koki Osada.)

- Source: https://appshunter.io/ios/app/sprint-start-trainer/id6473805472 (this page in markdown: same URL + `.md`)
- Developer: [Koki Osada](https://appshunter.io/developer/1501162473)
- Category: Sports, Utilities
- Price: Free with in-app purchases
- Rating: 4.90/5 from 13 App Store ratings · 10 written reviews indexed
- Age rating: 4+
- Requires: iOS 18.0 · 26 MB
- Languages: American English, French (France), German (Germany), Japanese, Chinese (Simplified, China), Latin American Spanish
- Released: 2023-12-11
- Data updated: 2026-08-30
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/sprint-start-trainer/id6473805472/reviews.md

## What is Sprint Start Trainer?

Train your sprint starts anytime, anywhere.

Starter Kit is a training app for sprinters and coaches who want to practice race starts without special equipment.

Perfect for:

100m / 200m sprinters
Track & field athletes
Coaches
Solo training

Features:
• Custom race start sequence
Set timing for:

“On your marks”
“Set”
Starting gun

• Random start timing
Train realistic race reactions with randomized intervals.

• Reaction time measurement
Measure your start reaction time and review performance.

• Video review
Check your starts frame by frame.

• Flexible training
Practice anywhere with just your phone.

We’re continuously improving Starter Kit based on user feedback.

## Key features

- Customizable interval settings
- Voice cues (on your marks, set, pistol)
- Random timing start
- Detailed timing configuration
- Simulates various race scenarios

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Recent user reviews (10 of 10)

All indexed reviews: https://appshunter.io/ios/app/sprint-start-trainer/id6473805472/reviews.md

### 5/5 — 腰ヒット！

*2026-06-21*

これのせいでスタートで腰をやりました。音声がおもしろすぎます

### 5/5 — 最高

*2026-06-20*

スタートに最も適している気がする
音をもう少し電子的にして欲しいところはあるが、とても使いやすい

### 5/5 — 神

*2026-06-16*

まじ最高です！あざっす！！

### 3/5 — 余計なおせWi-Fi！

*2026-03-21*

良いでも音量が小さい

### 5/5 — タイム測れるといいな！

*2026-03-01*

実際ぼっち練のとき神です！！
タイム測れるともっと315だなー！

**Developer response:** スターターキットをご利用いただきありがとうございます！こちらぜひ検討させていただきます！

### 5/5 — ぼろん

*2026-02-24*

いいbr

### 5/5 — スターターキット

*2025-09-21*

一人の時や自主練で使いやすい

### 5/5 — ぼっちでも安心！

*2025-05-08*

このアプリはなかなかよかったです。ぼっちの人でもスタート練習ができるとか神すぎたろ

### 5/5 — simple, effective

*2025-01-25*

like it for track starts. not to complicated straight to the point

### 5/5 — 最高

*2024-02-12*

特に使いにくい事もなくいいです。
陸上を、やってる人は是非入れてほしい

## Frequently asked questions about Sprint Start Trainer

### What is Starter-Kit used for?

Starter-Kit is designed for solo athletic training, helping users practice race starts with customizable voice cues and random timing.

### Does Starter-Kit have ads?

Yes, Starter-Kit contains advertisements to support its development and free availability.

### What devices does Starter-Kit support?

Starter-Kit is currently supported on iPhone devices.

### How often is Starter-Kit updated?

Starter-Kit was last updated on September 18, 2025, indicating active development and potential for regular updates.

### What is the age rating for Starter-Kit?

Starter-Kit has an age rating of 4+, making it suitable for a wide range of users.

### Can I customize the starting sounds in Starter-Kit?

Yes, you can set free interval settings for each voice cue, including 'on your marks,' 'set,' and a pistol sound.

### How does the random timing feature work in Starter-Kit?

The random timing feature can be set in detail for each timing, allowing you to practice starting with varied intervals for different race types.

### What is the user feedback like for Starter-Kit?

Starter-Kit has received excellent user feedback, with an average rating of 5.0 stars from 6 ratings.

## Version history (last 5 releases)

### 1.7.0 — 2026-08-29

- Added automatic repeated starts for Timing and Random.
- Added an option to choose how long recording continues after the start signal.
- Improved the layout and video recording experience.

### 1.6.4 — 2026-07-03

Fixed an issue where videos could not be recorded

### 1.6.3 — 2026-06-27

Fixed an issue where videos could not be recorded

### 1.6.2 — 2026-06-24

Minor bug fixes

### 1.6.1 — 2026-05-28

Minor bug fixes

## Apps similar to Sprint Start Trainer

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [SetGo: Track Race Starting Gun](https://appshunter.io/ios/app/setgo-track-race-starting-gun/id6479286892) | 4.2 (38) | Free | Sports |
| [Start Practice ~Track&Field~](https://appshunter.io/ios/app/start-practice-track-and-field/id6503634048) | 4.3 (8) | Free | Sports |
| [Photo Finish: Automatic Timing](https://appshunter.io/ios/app/photo-finish-automatic-timing/id6477607305) | 4.4 (23) | Free | Sports |
| [Race Start Signal](https://appshunter.io/ios/app/race-start-signal/id6443937116) | 5.0 (2) | Free | Sports |
| [Sprint Timer - On Your Mark](https://appshunter.io/ios/app/sprint-timer-on-your-mark/id1624679242) | 4.3 (4) | Free | Sports |
| [Sprint Start Recorder](https://appshunter.io/ios/app/sprint-start-recorder/id6748664830) | — | Free | Sports |

## More apps by Koki Osada

- [Multi-Timer; Stopwatch & Timer](https://appshunter.io/ios/app/multi-timer-stopwatch-and-timer/id1501162474)
- [Medipatho](https://appshunter.io/ios/app/medipatho/id1506576751)
- [Simple Photo Finish](https://appshunter.io/ios/app/simple-photo-finish/id1570213012)
- [Multi-Timer Connect](https://appshunter.io/ios/app/multi-timer-connect/id6471321727)
- [Communi (Fluent Conversations)](https://appshunter.io/ios/app/communi-fluent-conversations/id6744375629)

All apps by Koki Osada: https://appshunter.io/developer/1501162473

## Related topics

[starter kit](https://appshunter.io/ios/topics/starter-kit) · [koki osada](https://appshunter.io/ios/topics/koki-osada) · [sprint training](https://appshunter.io/ios/topics/sprint-training) · [sprint timer starter](https://appshunter.io/ios/topics/sprint-timer-starter)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-30.*