# Plank Timer | Dr. Simplicity vs Plank Workout

The clearest difference is in-app purchases: Plank Timer | Dr. Simplicity at none against Plank Workout's 4. Plank Timer | Dr. Simplicity also leads on update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Plank Workout sells 4 in-app purchases, starting at $1.99 per 7 days. Plank Timer | Dr. Simplicity asks for nothing beyond the download.

Plank Timer | Dr. Simplicity ships an update every 5 days, Plank Workout every 2 months. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Plank Timer | Dr. Simplicity | Plank Workout |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/plank-workout-plank-challenge/id6743691628/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 26 MB |
| Requires iOS | **15.3** | 16.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Saihou Ieong](https://appshunter.io/developer/1676200405) | [ESPRESSO TECH (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/1812366711) |

## What reviewers say

### Plank Timer | Dr. Simplicity

[App page](https://appshunter.io/ios/app/plank-timer-dr-simplicity/id6566170165)

**Features:** macOS Compatibility

**In-app purchases:** none


### Plank Workout

[App page](https://appshunter.io/ios/app/plank-workout-plank-challenge/id6743691628)

Achieve a stronger core with daily plank exercises and challenges. This app offers structured 30-day plans for all fitness levels, with video guides and progress tracking to help you build muscle and improve stability from home.

**Highlights:** 30-day structured plank workout plans, Targeted routines for abs, core, and back, Video instructions for exercises, Customizable plank challenge options, Progress tracking and daily reminders, Fitness blog with tips and advice

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $3.99 | per month |
| Yearly | $29.99 | per year |
| Plank Workout Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is Plank Timer | Dr. Simplicity free?

Plank Timer | Dr. Simplicity is free to download, with no in-app purchases.

### Is Plank Workout free?

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

### Do Plank Timer | Dr. Simplicity or Plank Workout have ads?

Both Plank Timer | Dr. Simplicity and Plank Workout show ads.

### Which is updated more often, Plank Timer | Dr. Simplicity or Plank Workout?

Plank Timer | Dr. Simplicity ships an update every 5 days, and Plank Workout every 2 months. Most recently, Plank Timer | Dr. Simplicity was updated on October 4, 2026 and Plank Workout on October 16, 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.*