# PurpleShift vs The Gritty Athlete

The clearest difference is in-app purchases: The Gritty Athlete at none against PurpleShift's 15. PurpleShift's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. PurpleShift sells 15 in-app purchases, starting at $9.99 per month. The Gritty Athlete asks for nothing beyond the download.

## The numbers

| Metric | PurpleShift | The Gritty Athlete |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (10 ratings)](https://appshunter.io/ios/app/purpleshift/id1458774155/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 595 MB | 40 MB |
| Requires iOS | 16.0.0 | **15.1** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [PURPLESHIFT LLC](https://appshunter.io/developer/1458774154) | [Justin Whitaker](https://appshunter.io/developer/1845706276) |

## What reviewers say

### 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 |


### The Gritty Athlete

[App page](https://appshunter.io/ios/app/the-gritty-athlete/id6753917981)

**In-app purchases:** none


## Frequently asked questions

### Is PurpleShift free?

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

### Is The Gritty Athlete free?

The Gritty Athlete is free to download, with no in-app purchases.

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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.*