# Plank Timer | Dr. Simplicity vs Plank Timer

The clearest difference is in-app purchases: Plank Timer | Dr. Simplicity at none against Plank Timer's 2. Plank Timer | Dr. Simplicity also leads on update cadence (every 5 days vs every 6 weeks) and iOS requirement (15.3 vs 17.0). Plank Timer's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Plank Timer sells 2 in-app purchases, starting at $2.99 per 7 days. Plank Timer | Dr. Simplicity asks for nothing beyond the download.

Plank Timer | Dr. Simplicity ships an update every 5 days, Plank Timer every 6 weeks. Both last shipped on September 21, 2026.

## The numbers

| Metric | Plank Timer | Dr. Simplicity | Plank Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 6 weeks |
| Size | 9 MB | 6 MB |
| Requires iOS | **15.3** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Saihou Ieong](https://appshunter.io/developer/1676200405) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## 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 Timer

[App page](https://appshunter.io/ios/app/plank-timer-core-workout/id6772185526)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Yearly | $14.99 | per year |


## Frequently asked questions

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

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

### Is Plank Timer free?

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

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

Plank Timer | Dr. Simplicity shows ads; Plank Timer does not.

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

Plank Timer | Dr. Simplicity ships an update every 5 days, and Plank Timer every 6 weeks. Most recently, Plank Timer | Dr. Simplicity was updated on September 21, 2026 and Plank Timer on September 21, 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.*