# Plank Challenge vs Plank Timer by Axcentra

The clearest difference is in-app purchases: Plank Timer by Axcentra at none against Plank Challenge's 1. Plank Timer by Axcentra also leads on review sentiment (100% vs 66%) and rating (5.0 vs 4.7). Plank Challenge's advantage is ratings volume (471 vs 10). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Plank Challenge sells 1 one-off in-app purchase. Plank Timer by Axcentra asks for nothing beyond the download.

Plank Timer by Axcentra holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Plank Challenge has 471 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 66% of Plank Challenge's written reviews are positive against 100% of Plank Timer by Axcentra's.

Plank Challenge ships an update every 3 weeks, Plank Timer by Axcentra weekly. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Plank Challenge | Plank Timer by Axcentra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (471 ratings)](https://appshunter.io/ios/app/plank-challenge-core-workout/id1083360252/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/plank-timer-by-axcentra/id6744959520/reviews)** |
| Number of ratings | **471** | 10 |
| Positive reviews | 65.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 17 MB | 34 MB |
| Requires iOS | **16.0** | 17.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bo Kalvslund](https://appshunter.io/developer/572272193) | [Axcentra Fitness](https://appshunter.io/developer/1810163808) |

## What reviewers say

### Plank Challenge

[App page](https://appshunter.io/ios/app/plank-challenge-core-workout/id1083360252)

This app guides you through a 5-week program to build up to a 4-minute plank. It requires no equipment and can be done in just 4 minutes daily, with rest days incorporated for recovery. It also includes a bonus push-up progression.

**Highlights:** 5-week structured plank program, Progressive push-up training, Daily workout instructions, Progress tracking, Apple Music integration, Distraction-free interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plank Challenge Pro | $0.99 | one-time |

**What reviewers like**

- 👍 Simple and effective
- 💪 Great for plank challenges
- 🎯 Helps build stamina
- ✅ Good for beginners
- ✨ Straightforward design

**What reviewers complain about**

- 🔇 Music pauses during sets
- 🎵 Lack of in-app music/motivation
- ❓ No clear guidance on plank types
- 🎛️ No timer customization
- 👎 Push-up part lacks challenge

**Reported bugs**

- App crashes after iOS 13 update
- No times displayed after iOS 13 update
- Audio mutes automatically between active and rest
- App not running after iOS 13 update

**Requested features**

- Allow self-designed workouts
- Integrate reminders
- Add in-app music or motivational sounds
- Provide explanation on different plank types
- Include countdowns and motivational cues


### Plank Timer by Axcentra

[App page](https://appshunter.io/ios/app/plank-timer-by-axcentra/id6744959520)

This app helps you build core strength with timed plank exercises. It offers custom interval settings, audio cues, and progress tracking for consistent workouts. Suitable for all levels, it requires no equipment and includes various plank types.

**Highlights:** Customizable plank intervals, Audio-guided workout cues, 30-day plank challenge plans, Progress and streak tracking, Multiple plank variations, No equipment required

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Plank Challenge free?

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

### Is Plank Timer by Axcentra free?

Plank Timer by Axcentra is free to download, with no in-app purchases.

### Which has better reviews, Plank Challenge or Plank Timer by Axcentra?

Plank Timer by Axcentra is rated higher. Plank Challenge averages 4.7 out of 5 from 471 ratings, while Plank Timer by Axcentra averages 5.0 from 10 ratings.

### Do Plank Challenge or Plank Timer by Axcentra have ads?

Both Plank Challenge and Plank Timer by Axcentra show ads.

### Which is updated more often, Plank Challenge or Plank Timer by Axcentra?

Plank Challenge ships an update every 3 weeks, and Plank Timer by Axcentra weekly. Most recently, Plank Challenge was updated on October 19, 2026 and Plank Timer by Axcentra on October 15, 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.*