# Mini4 Lap Timer vs Sprint Timer

The clearest difference is in-app purchases: Mini4 Lap Timer at none against Sprint Timer's 2. Mini4 Lap Timer also leads on ads (none vs shown) and rating (4.7 vs 4.3). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. Sprint Timer sells 2 one-off in-app purchases. Mini4 Lap Timer asks for nothing beyond the download.

Mini4 Lap Timer holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 16 and 4 respectively. Written reviews point the same way: 79% of Mini4 Lap Timer's written reviews are positive against 75% of Sprint Timer's.

Mini4 Lap Timer ships an update every 2 months, Sprint Timer monthly. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Mini4 Lap Timer | Sprint Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (16 ratings)](https://appshunter.io/ios/app/mini4-lap-timer/id1280883925/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/sprint-timer-on-your-mark/id1624679242/reviews) |
| Number of ratings | **16** | 4 |
| Positive reviews | **79.2% of reviews** | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 34 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ryuta Kibe](https://appshunter.io/developer/737480483) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### Mini4 Lap Timer

[App page](https://appshunter.io/ios/app/mini4-lap-timer/id1280883925)

This application uses your iPhone's camera to automatically time laps for Mini4wd races. Simply set up the number of lanes, point the camera at the track, and start your race. The timer begins automatically when a car passes in front of the camera.

**Highlights:** Camera-based lap timing, Automatic start detection, Configurable number of lanes, Easy setup for races, Designed for Mini4wd

**In-app purchases:** none


### Sprint Timer

[App page](https://appshunter.io/ios/app/sprint-timer-on-your-mark/id1624679242)

This app functions as a starter and stopwatch for track events. It allows users to customize starting commands and measure race times, with options for randomized timing and saving recorded data. It's ideal for practice sessions or when official starters are unavailable.

**Highlights:** Customizable start commands, Randomized SET to pistol timing, Save and view measured times, Adjustable distance settings, Color customization for timer and background

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $9.99 | one-time |


## Frequently asked questions

### Is Mini4 Lap Timer free?

Mini4 Lap Timer is free to download, with no in-app purchases.

### Is Sprint Timer free?

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

### Which has better reviews, Mini4 Lap Timer or Sprint Timer?

Mini4 Lap Timer is rated higher. Mini4 Lap Timer averages 4.7 out of 5 from 16 ratings, while Sprint Timer averages 4.3 from 4 ratings.

### Do Mini4 Lap Timer or Sprint Timer have ads?

Sprint Timer shows ads; Mini4 Lap Timer does not.

### Which is updated more often, Mini4 Lap Timer or Sprint Timer?

Mini4 Lap Timer ships an update every 2 months, and Sprint Timer monthly. Most recently, Mini4 Lap Timer was updated on October 11, 2026 and Sprint Timer on September 30, 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.*