# Sprint Start Pro vs Astra Athletic

The clearest difference is update cadence: Astra Athletic at every 4 days against Sprint Start Pro's every 2 weeks. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Sprint Start Pro sells 1 one-off in-app purchase and Astra Athletic sells 7 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Sprint Start Pro against 5.0 for Astra Athletic. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Sprint Start Pro ships an update every 2 weeks, Astra Athletic every 4 days. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sprint Start Pro | Astra Athletic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sprint-start-pro/id6760863199/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/astra-athletic/id6769266808/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 2 MB | 11 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ZACHARY MICHAEL KRALEC](https://appshunter.io/developer/1886573662) | [David Wan](https://appshunter.io/developer/1896645683) |

## What reviewers say

### Sprint Start Pro

[App page](https://appshunter.io/ios/app/sprint-start-pro/id6760863199)

This app helps athletes improve their sprint reaction time and block starts by providing unpredictable audio cues. It simulates race conditions, allowing for solo training that accurately translates to competition.

**Highlights:** Improve reaction time, Practice block starts, Unpredictable start cues, Adjustable timing, Solo training solution, Competition simulation

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro | $2.99 | one-time |


### Astra Athletic

[App page](https://appshunter.io/ios/app/astra-athletic/id6769266808)

This app analyzes sprint and jump performance from video, providing detailed metrics like acceleration, max velocity, and force-velocity profiles. It supports athletes and coaches in monitoring performance and making data-driven training decisions.

**Highlights:** Sprint acceleration and max velocity analysis, Jump testing (RSI, CMJ, etc.), Force-velocity profile tools, Video import and recording, Athlete profile and coach mode, Training history tracking, Apple Health integration

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astra Pro Monthly | $4.99 | per month |
| Astra Pro+ Monthly | $6.99 | per month |
| Astra Ultra Monthly | $34.99 | per month |
| Astra Ultra+ Monthly | $39.99 | per month |
| Astra Pro Yearly | $49.99 | per year |
| Astra Pro+ Yearly | $69.99 | per year |
| Astra Pose Token | $3.99 | one-time |


## Frequently asked questions

### Is Sprint Start Pro free?

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

### Is Astra Athletic free?

Astra Athletic is free to download, with in-app purchases available.

### Which has better reviews, Sprint Start Pro or Astra Athletic?

Sprint Start Pro and Astra Athletic are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Sprint Start Pro or Astra Athletic have ads?

Neither Sprint Start Pro nor Astra Athletic shows ads.

### Which is updated more often, Sprint Start Pro or Astra Athletic?

Sprint Start Pro ships an update every 2 weeks, and Astra Athletic every 4 days. Most recently, Sprint Start Pro was updated on October 19, 2026 and Astra Athletic on October 25, 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.*