# To do vs GP Bubble

The clearest difference is in-app purchases: GP Bubble at none against To do's 1. To do's advantage is update cadence (every 3 days vs every 8 months) and iOS requirement (13.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. To do sells 1 one-off in-app purchase. GP Bubble asks for nothing beyond the download.

To do ships an update every 3 days, GP Bubble every 8 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | To do | GP Bubble |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 months |
| Size | 61 MB | 3 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Henderson Franco](https://appshunter.io/developer/1705334959) | [Gengpu Liu](https://appshunter.io/developer/1877091291) |

## What reviewers say

### To do

[App page](https://appshunter.io/ios/app/to-do-handwriting-style/id6747467870)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One time payment | $2.99 | one-time |


### 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 To do free?

To do 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 To do or GP Bubble have ads?

Neither To do nor GP Bubble shows ads.

### Which is updated more often, To do or GP Bubble?

To do ships an update every 3 days, and GP Bubble every 8 months. Most recently, To do was updated on October 25, 2026 and GP Bubble on October 24, 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.*