# Primitive Performance vs grav

The clearest difference is ads: grav at none against Primitive Performance's shown. Primitive Performance's advantage is update cadence (every 2 months vs every 10 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Primitive Performance sells 4 in-app purchases, starting at $2.00 per month and grav sells 13 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Primitive Performance ships an update every 2 months, grav every 10 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Primitive Performance | grav |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 110 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [David Loader](https://appshunter.io/developer/1659615647) | [Jesse Deng](https://appshunter.io/developer/1584491248) |

## What reviewers say

### Primitive Performance

[App page](https://appshunter.io/ios/app/primitive-performance/id1659615165)

This fitness app helps you reduce body fat and increase muscle mass simultaneously. It offers tools to track progress on and off gymnastic rings, live webinars with the creator, and challenges with rewards. Access complimentary content or upgrade via subscription or one-time purchase.

**Highlights:** Fat loss and muscle gain tracking, Gymnastic ring biomechanics training, Live webinars with creator, Progress tracking, Challenges with rewards, Offline sync

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $2.00 | per month |
| Online Personal Training | $12.00 | per 7 days |
| One time subscription | $19.99 | one-time |
| Primitive Performance | $19.99 | one-time |


### grav

[App page](https://appshunter.io/ios/app/grav-learn-calisthenics/id6753330228)

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gravitix Pro Weekly Discount | $3.99 | per 7 days |
| Gravitix Pro Weekly 7 Day Trial | $4.99 | per 7 days |
| Gravitix Pro (Weekly) | $7.99 | per 7 days |
| Monthly Pro Subscription | $12.99 | per month |
| Gravitix Pro Yearly Discount | $34.99 | per year |
| Gravitix Pro Yearly 7 Day Trial | $39.99 | per year |
| Yearly Subscription | $39.99 | per year |
| Gravitix Pro (Yearly) | $49.99 | per year |
| Gravitix Pro (Lifetime) | $29.99 | one-time |
| Lifetime Pro 49.99 | $49.99 | one-time |
| Lifetime Pro - Discounted | $49.99 | one-time |
| Lifetime Pro 59.99 | $59.99 | one-time |
| Lifetime Pro | $79.99 | one-time |


## Frequently asked questions

### Is Primitive Performance free?

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

### Is grav free?

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

### Do Primitive Performance or grav have ads?

Primitive Performance shows ads; grav does not.

### Which is updated more often, Primitive Performance or grav?

Primitive Performance ships an update every 2 months, and grav every 10 months. Most recently, Primitive Performance was updated on October 24, 2026 and grav on October 14, 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.*