# Plank Extreme vs Plank Workout Challenge

The clearest difference is review sentiment: Plank Workout Challenge at 100% against Plank Extreme's 0%. Plank Workout Challenge also leads on update cadence (every 5 months vs every 31 months) and rating (4.8 vs 4.5). Plank Extreme's advantage is in-app purchases (none vs 4). On price, ads 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. Plank Extreme asks for nothing beyond the download.

Plank Workout Challenge holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Plank Workout Challenge has 129 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 0% of Plank Extreme's written reviews are positive against 100% of Plank Workout Challenge's.

Plank Extreme ships an update every 31 months, Plank Workout Challenge every 5 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Plank Extreme | Plank Workout Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (6 ratings)](https://appshunter.io/ios/app/plank-extreme/id1499205345/reviews) | **[4.8 (129 ratings)](https://appshunter.io/ios/app/plank-workout-challenge/id1536575452/reviews)** |
| Number of ratings | 6 | **129** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 31 months | **Every 5 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 13 MB | 120 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bo Kalvslund](https://appshunter.io/developer/572272193) | [ohealth apps studio](https://appshunter.io/developer/1536575454) |

## What reviewers say

### Plank Extreme

[App page](https://appshunter.io/ios/app/plank-extreme/id1499205345)

This fitness app guides you through a 5-week plank challenge designed to build strength and endurance. Achieve a 7-minute plank with daily exercises and rest days, leading to a stronger, more toned physique.

**Highlights:** 5-week plank program, Builds strength and endurance, Targets core, arms, and shoulders, Daily exercise with rest days, Performance evaluation and rating

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Plank Extreme free?

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

### Is Plank Workout Challenge free?

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

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

Plank Workout Challenge is rated higher. Plank Extreme averages 4.5 out of 5 from 6 ratings, while Plank Workout Challenge averages 4.8 from 129 ratings.

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

Both Plank Extreme and Plank Workout Challenge show ads.

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

Plank Extreme ships an update every 31 months, and Plank Workout Challenge every 5 months. Most recently, Plank Extreme was updated on October 24, 2026 and Plank Workout Challenge on October 27, 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.*