# Whizz vs Plank Workout Timer

The clearest difference is in-app purchases: Plank Workout Timer at none against Whizz's 2. Plank Workout Timer also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). Whizz's advantage is update cadence (every 9 days vs every 10 months). On price and ads there is nothing between them.

Both are free to download. Whizz sells 2 in-app purchases, starting at $3.99 per month. Plank Workout Timer asks for nothing beyond the download.

Whizz ships an update every 9 days, Plank Workout Timer every 10 months. The most recent releases landed on August 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Whizz | Plank Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/whizz/id6497229656/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 18 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OptimaSport](https://appshunter.io/developer/1741307739) | [Xavier Lompech](https://appshunter.io/developer/1711236813) |

## What reviewers say

### Whizz

[App page](https://appshunter.io/ios/app/whizz/id6497229656)

This app provides personalized indoor cardio training plans generated by AI. It tracks your performance with detailed statistics, offers global challenges, and supports various cardio machines for weight loss, fitness improvement, or competition preparation.

**Highlights:** AI-generated personalized training plans, Supports various cardio machines, Calculates fitness indicators (VO₂max, BMI), Tracks session progress and statistics, Global community challenges and rankings, Instant access to training history

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Yearly subscription | $29.90 | per year |


### Plank Workout Timer

[App page](https://appshunter.io/ios/app/plank-workout-timer/id6739487114)

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

**In-app purchases:** none


## Frequently asked questions

### Is Whizz free?

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

### Is Plank Workout Timer free?

Plank Workout Timer is free to download, with no in-app purchases.

### Do Whizz or Plank Workout Timer have ads?

Neither Whizz nor Plank Workout Timer shows ads.

### Which is updated more often, Whizz or Plank Workout Timer?

Whizz ships an update every 9 days, and Plank Workout Timer every 10 months. Most recently, Whizz was updated on August 1, 2026 and Plank Workout Timer on September 14, 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.*