# Jumpster vs PurpleShift

The clearest difference is update cadence: PurpleShift at weekly against Jumpster's every 3 weeks. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Jumpster sells 1 one-off in-app purchase and PurpleShift sells 15 in-app purchases, starting at $9.99 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 — 4.8 for Jumpster against 4.8 for PurpleShift. Both are backed by a comparable volume of ratings — 6 and 10 respectively. Written reviews are what separate them: 55% of Jumpster's written reviews are positive against 50% of PurpleShift's.

Jumpster ships an update every 3 weeks, PurpleShift weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Jumpster | PurpleShift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/jumpster-vertical-jump-app/id1114202368/reviews)** | [4.8 (10 ratings)](https://appshunter.io/ios/app/purpleshift/id1458774155/reviews) |
| Number of ratings | 6 | **10** |
| Positive reviews | **54.5% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 4 MB | 595 MB |
| Requires iOS | **15.0** | 16.0.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Skyhawk Media LLC](https://appshunter.io/developer/967693017) | [PURPLESHIFT LLC](https://appshunter.io/developer/1458774154) |

## What reviewers say

### Jumpster

[App page](https://appshunter.io/ios/app/jumpster-vertical-jump-app/id1114202368)

Measure your vertical jump height accurately using your phone's sensors. Track your progress with personal records and session charts. Unlock advanced features like ad-free experience and data export with a pro upgrade.

**Highlights:** Measure jump height from pocket, Reads jump height aloud, Personal best records, Progress charts, Detailed jump history, Export jump data

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Jumpster Pro | $4.99 | one-time |


### PurpleShift

[App page](https://appshunter.io/ios/app/purpleshift/id1458774155)

This app uses AI to analyze athletic movements, turning your phone into a biomechanics lab. It provides detailed scores and insights into performance categories like takeoff symmetry and explosive timing, helping athletes and coaches improve. Offers a free option with ads or a premium subscription for unlimited ad-free analysis.

**Highlights:** AI-driven vertical jump analysis, Form score analysis across 7 categories, Potential tab with perfect form calculator, Professional video tools (protractor, scrubber), Smart athlete management (FaceID, multi-athlete), Data export for coaching analysis

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tier 1 Monthly | $9.99 | per month |
| Tier 2 Monthly Subscription | $39.99 | per month |
| Tier 3 Monthly Subscription | $49.99 | per month |
| Tier 1 Yearly Subscription | $109.99 | per year |
| Tier 2 Yearly Subscription | $459.99 | per year |
| Tier 3 Yearly Subscription | $579.99 | per year |
| Expedite Verification | $0.99 | one-time |
| Single PurpleShift Lab Coin | $1.99 | one-time |
| Single Verification Coins | $4.99 | one-time |
| 10 Pack PurpleShift Lab | $9.99 | one-time |
| Unlimited Verifications Weekly | $19.99 | one-time |
| Unlimited Sprint Coins WK | $24.99 | one-time |
| 10 Pack Verification Coins | $39.99 | one-time |
| Unlimited Verification Monthly | $49.99 | one-time |
| Unlimited Sprint Coins Monthly | $59.99 | one-time |


## Frequently asked questions

### Is Jumpster free?

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

### Is PurpleShift free?

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

### Which has better reviews, Jumpster or PurpleShift?

Jumpster is rated higher. Jumpster averages 4.8 out of 5 from 6 ratings, while PurpleShift averages 4.8 from 10 ratings.

### Do Jumpster or PurpleShift have ads?

Both Jumpster and PurpleShift show ads.

### Which is updated more often, Jumpster or PurpleShift?

Jumpster ships an update every 3 weeks, and PurpleShift weekly. Most recently, Jumpster was updated on October 24, 2026 and PurpleShift on October 24, 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.*