# Plank Challenge vs Armstrong Pull

The clearest difference is review sentiment: Plank Challenge at 69% against Armstrong Pull's 25%. Plank Challenge also leads on rating (4.7 vs 2.0) and ratings volume (468 vs 3). Armstrong Pull's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

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

Plank Challenge holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Plank Challenge has 468 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 69% of Plank Challenge's written reviews are positive against 25% of Armstrong Pull's.

Plank Challenge ships an update every 3 weeks, Armstrong Pull every 4 weeks. The most recent releases landed on September 28, 2026 and August 23, 2026 respectively.

## The numbers

| Metric | Plank Challenge | Armstrong Pull |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (468 ratings)](https://appshunter.io/ios/app/plank-challenge-core-workout/id1083360252/reviews)** | [2.0 (3 ratings)](https://appshunter.io/ios/app/armstrong-pull-up/id1530660333/reviews) |
| Number of ratings | **468** | 3 |
| Positive reviews | **68.8% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 88 MB |
| Requires iOS | 16.0 | **10.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bo Kalvslund](https://appshunter.io/developer/572272193) | [Mooncheon Song](https://appshunter.io/developer/625976926) |

## 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


### Armstrong Pull

[App page](https://appshunter.io/ios/app/armstrong-pull-up/id1530660333)

This application provides a structured visual guide for the Armstrong Pullup Program. It outlines daily routines, including maximum effort sets, pyramid training, and varied grip techniques, to help users progressively increase their pull-up numbers.

**Highlights:** Daily workout routines, Maximum effort set tracking, Pyramid training guide, Varied grip training, Visual progress guide, Repeat hardest day option

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

**In-app purchases:** none


## Frequently asked questions

### Is Plank Challenge free?

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

### Is Armstrong Pull free?

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

### Which has better reviews, Plank Challenge or Armstrong Pull?

Plank Challenge is rated higher. Plank Challenge averages 4.7 out of 5 from 468 ratings, while Armstrong Pull averages 2.0 from 3 ratings.

### Do Plank Challenge or Armstrong Pull have ads?

Plank Challenge shows ads; Armstrong Pull does not.

### Which is updated more often, Plank Challenge or Armstrong Pull?

Plank Challenge ships an update every 3 weeks, and Armstrong Pull every 4 weeks. Most recently, Plank Challenge was updated on September 28, 2026 and Armstrong Pull on August 23, 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.*