# Primitive Performance vs Gravity

The clearest difference is in-app purchases: Gravity at none against Primitive Performance's 4. Gravity also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, 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. Gravity asks for nothing beyond the download.

Primitive Performance ships an update every 2 months, Gravity every 3 weeks. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Primitive Performance | Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 37 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [David Loader](https://appshunter.io/developer/1659615647) | [Vincent Van der Struis](https://appshunter.io/developer/6784987568) |

## 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 |


### Gravity

[App page](https://appshunter.io/ios/app/gravity-weighted-calisthenics/id6784987566)

**In-app purchases:** none


## Frequently asked questions

### Is Primitive Performance free?

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

### Is Gravity free?

Gravity is free to download, with no in-app purchases.

### Do Primitive Performance or Gravity have ads?

Primitive Performance shows ads; Gravity does not.

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

Primitive Performance ships an update every 2 months, and Gravity every 3 weeks. Most recently, Primitive Performance was updated on October 5, 2026 and Gravity on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*