# Plank Labs

> Plank Labs (iPhone/iPad app by Justin van Wijngaarden.)

- Source: https://appshunter.io/ios/app/plank-labs/id6760829166 (this page in markdown: same URL + `.md`)
- Developer: [Justin van Wijngaarden](https://appshunter.io/developer/1881377162)
- Category: Health & Fitness
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 3 MB
- Languages: Dutch, English, French, German, Japanese, Chinese, Spanish
- Released: 2026-03-23
- Data updated: 2026-07-17
- User reviews in markdown: https://appshunter.io/ios/app/plank-labs/id6760829166/reviews.md

## What is Plank Labs?

Build a stronger plank with a simple, structured plan.

Plank Labs removes the guesswork. Each session tells you exactly what to do — so you can focus on holding clean form and improving over time.

Whether you're starting out or pushing your limits, Plank Labs adapts to your current level and helps you progress consistently.

No noise. No complexity. Just clear sessions and measurable progress.

• Structured plank sessions — clear sets, no guesswork  
• Adaptive progression — adjusts based on your performance  
• Track your best hold and progress over time  
• Clean, distraction-free interface  
• Fully offline — no accounts, no tracking  
• One-time unlock — no subscriptions

Focus on quality, not just time.

Plank Labs encourages clean form and controlled holds — helping you build real strength, not just longer but weaker holds.

Start today. Stay consistent. Get stronger.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Plank Labs | $3.99 | one-time |



## Version history (last 1 release)

### 1.1 — 2026-03-24

No release notes.

## More apps by Justin van Wijngaarden

- [Sudoku Labs](https://appshunter.io/ios/app/sudoku-labs/id6759873607)
- [Pushup Labs](https://appshunter.io/ios/app/pushup-labs/id6759962957)

All apps by Justin van Wijngaarden: https://appshunter.io/developer/1881377162

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-17.*