# JumpPower vs Sprint Timer

The clearest difference is price: Sprint Timer at Free against JumpPower's $0.99. Sprint Timer also leads on rating (4.3 vs 3.7) and review sentiment (75% vs 33%). JumpPower's advantage is in-app purchases (none vs 2) and ads (none vs shown). On ratings volume and device support there is nothing between them.

Sprint Timer is free to download; JumpPower costs $0.99 up front. Sprint Timer sells 2 one-off in-app purchases. JumpPower asks for nothing beyond the download.

Sprint Timer holds the better App Store score, 4.3 against 3.7. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 33% of JumpPower's written reviews are positive against 75% of Sprint Timer's.

JumpPower ships an update every 6 months, Sprint Timer monthly. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | JumpPower | Sprint Timer |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/jumppower/id986429296/reviews) | **[4.3 (4 ratings)](https://appshunter.io/ios/app/sprint-timer-on-your-mark/id1624679242/reviews)** |
| Number of ratings | 3 | **4** |
| Positive reviews | 33.3% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 10 MB | 34 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sten Kaiser](https://appshunter.io/developer/309325742) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### JumpPower

[App page](https://appshunter.io/ios/app/jumppower/id986429296)

Effortlessly measure jump height with automatic camera tracking and face detection. This app analyzes acceleration to calculate power output, providing spoken results instantly after each jump. No manual input or setup is needed.

**Highlights:** Automatic jump detection, Face detection tracking, Spoken results, Acceleration analysis, Power output calculation, No setup required

**Features:** Vision Pro support

**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 JumpPower free?

JumpPower costs $0.99, with no in-app purchases.

### Is Sprint Timer free?

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

### Which has better reviews, JumpPower or Sprint Timer?

Sprint Timer is rated higher. JumpPower averages 3.7 out of 5 from 3 ratings, while Sprint Timer averages 4.3 from 4 ratings.

### Do JumpPower or Sprint Timer have ads?

Sprint Timer shows ads; JumpPower does not.

### Which is updated more often, JumpPower or Sprint Timer?

JumpPower ships an update every 6 months, and Sprint Timer monthly. Most recently, JumpPower was updated on September 19, 2026 and Sprint Timer on September 12, 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.*