# Plank Workout Challenge vs GymJam

The clearest difference is ads: GymJam at none against Plank Workout Challenge's shown. GymJam also leads on update cadence (every 11 days vs every 5 months) and rating (5.0 vs 4.8). Plank Workout Challenge's advantage is ratings volume (129 vs 1) and iOS requirement (12.0 vs 18.0). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Plank Workout Challenge sells 4 in-app purchases, starting at $3.99 per 7 days and GymJam sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

GymJam holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Plank Workout Challenge has 129 ratings behind it against 1, so its average is the more settled of the two.

Plank Workout Challenge ships an update every 5 months, GymJam every 11 days. The most recent releases landed on October 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Plank Workout Challenge | GymJam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (129 ratings)](https://appshunter.io/ios/app/plank-workout-challenge/id1536575452/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gymjam/id6761364129/reviews)** |
| Number of ratings | **129** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 11 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 120 MB | 17 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [ohealth apps studio](https://appshunter.io/developer/1536575454) | [Denys Yefremov](https://appshunter.io/developer/1652174646) |

## What reviewers say

### Plank Workout Challenge

[App page](https://appshunter.io/ios/app/plank-workout-challenge/id1536575452)

This app offers a 30-day challenge with various plank exercises to strengthen your core, tone your abs, and improve posture. It caters to beginners and advanced users with adjustable holding times and exercise variations for effective home workouts.

**Highlights:** 30-day plank exercise program, Static and dynamic plank variations, Core and abs toning, Posture improvement, Beginner to advanced levels, Calorie burning

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $3.99 | per 7 days |
| Premium Features | $9.99 | per month |
| Premium Features | $29.99 | per year |
| Premium Workout | $4.99 | one-time |


### GymJam

[App page](https://appshunter.io/ios/app/gymjam/id6761364129)

This AI-powered fitness companion plans workouts, tracks progress, and offers personalized training based on your goals and equipment. Log every rep, view past performance, and stay motivated with a supportive community. Integrates with Apple Watch for seamless tracking.

**Highlights:** AI-powered workout suggestions, Personalized 7-day training plans, Detailed rep and set tracking, Apple Watch and Live Activities integration, Community features for sharing and motivation, Progress visualization

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GymJam Premium — Monthly | $3.99 | per month |
| GymJam Premium — 3 Months | $9.99 | per 3 months |
| GymJam Premium — Annual | $29.99 | per year |


## Frequently asked questions

### Is Plank Workout Challenge free?

Plank Workout Challenge is free to download, with in-app purchases available.

### Is GymJam free?

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

### Which has better reviews, Plank Workout Challenge or GymJam?

GymJam is rated higher. Plank Workout Challenge averages 4.8 out of 5 from 129 ratings, while GymJam averages 5.0 from 1 ratings.

### Do Plank Workout Challenge or GymJam have ads?

Plank Workout Challenge shows ads; GymJam does not.

### Which is updated more often, Plank Workout Challenge or GymJam?

Plank Workout Challenge ships an update every 5 months, and GymJam every 11 days. Most recently, Plank Workout Challenge was updated on October 26, 2026 and GymJam 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.*