# Whizz vs GP Bubble

The clearest difference is in-app purchases: GP Bubble at none against Whizz's 2. GP Bubble also leads on ads (none vs shown). Whizz's advantage is update cadence (monthly vs every 8 months) and iOS requirement (16.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. Whizz sells 2 in-app purchases, starting at $1.99 per month. GP Bubble asks for nothing beyond the download.

Whizz ships an update monthly, GP Bubble every 8 months. The most recent releases landed on November 8, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Whizz | GP Bubble |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 8 months |
| Size | 49 MB | 3 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Moss](https://appshunter.io/developer/1534494486) | [Gengpu Liu](https://appshunter.io/developer/1877091291) |

## What reviewers say

### Whizz

[App page](https://appshunter.io/ios/app/whizz-task-progress-manager/id6504807871)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Annual subscription | $17.99 | per year |


### GP Bubble

[App page](https://appshunter.io/ios/app/gp-bubble/id6759848712)

**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 GP Bubble free?

GP Bubble is free to download, with no in-app purchases.

### Do Whizz or GP Bubble have ads?

Whizz shows ads; GP Bubble does not.

### Which is updated more often, Whizz or GP Bubble?

Whizz ships an update monthly, and GP Bubble every 8 months. Most recently, Whizz was updated on November 8, 2026 and GP Bubble on October 28, 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.*