# Plank 30 Days Challenge vs JustPlankit

The clearest difference is price: Plank 30 Days Challenge at Free against JustPlankit's $0.99. Plank 30 Days Challenge also leads on device support (4 vs 2). JustPlankit's advantage is in-app purchases (none vs 1) and ads (none vs shown).

Plank 30 Days Challenge is free to download; JustPlankit costs $0.99 up front. Plank 30 Days Challenge sells 1 one-off in-app purchase. JustPlankit asks for nothing beyond the download.

Plank 30 Days Challenge ships an update monthly, JustPlankit weekly. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Plank 30 Days Challenge | JustPlankit |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (398 ratings)](https://appshunter.io/ios/app/plank-30-days-challenge/id1430199546/reviews)** | — |
| Number of ratings | **398** | — |
| Positive reviews | 51.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 165 MB | 20 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [ULADZISLAU LAURANKOU](https://appshunter.io/developer/1430199545) | [Emirhan Zengin](https://appshunter.io/developer/1777377401) |

## What reviewers say

### Plank 30 Days Challenge

[App page](https://appshunter.io/ios/app/plank-30-days-challenge/id1430199546)

Embark on a 30-day plank challenge to significantly improve your body. This program guides you from 20 seconds to an impressive 300 seconds of continuous planking. It's designed to help you achieve an ideal and beautiful physique, with the option to involve friends.

**Highlights:** 30-day plank progression, Builds core strength, Improves body physique, Friend involvement option, Gradual increase in duration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### JustPlankit

[App page](https://appshunter.io/ios/app/justplankit-plank-timer/id6767349240)

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

**In-app purchases:** none


## Frequently asked questions

### Is Plank 30 Days Challenge free?

Plank 30 Days Challenge is free to download, with in-app purchases available.

### Is JustPlankit free?

JustPlankit costs $0.99, with no in-app purchases.

### Do Plank 30 Days Challenge or JustPlankit have ads?

Plank 30 Days Challenge shows ads; JustPlankit does not.

### Which is updated more often, Plank 30 Days Challenge or JustPlankit?

Plank 30 Days Challenge ships an update monthly, and JustPlankit weekly. Most recently, Plank 30 Days Challenge was updated on October 21, 2026 and JustPlankit on October 9, 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.*