# Whizz vs Sillage GPS

The clearest difference is in-app purchases: Sillage GPS at none against Whizz's 2. Sillage GPS also leads on device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Whizz | Sillage GPS |
| --- | --- | --- |
| 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 | — |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 18 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OptimaSport](https://appshunter.io/developer/1741307739) | [ALEXANDRE DOS SANTOS COELHO](https://appshunter.io/developer/1843923253) |

## 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 |


### Sillage GPS

[App page](https://appshunter.io/ios/app/sillage-gps/id6808287435)

**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 Sillage GPS free?

Sillage GPS is free to download, with no in-app purchases.

### Do Whizz or Sillage GPS have ads?

Neither Whizz nor Sillage GPS shows ads.

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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.*