# Number Formation vs JoackyWriter

The clearest difference is update cadence: JoackyWriter at every 6 weeks against Number Formation's every 36 months. JoackyWriter also leads on device support (4 vs 1). Number Formation's advantage is iOS requirement (11.0 vs 15). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Number Formation ships an update every 36 months, JoackyWriter every 6 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Number Formation | JoackyWriter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 6 weeks** |
| Size | 13 MB | 76 MB |
| Requires iOS | **11.0** | 15 |
| Devices | iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Yellow Door Ltd](https://appshunter.io/developer/992076525) | [Jaclyn Sia](https://appshunter.io/developer/1211319312) |

## What reviewers say

### Number Formation

[App page](https://appshunter.io/ios/app/number-formation-us/id1292615040)

**Features:** macOS Compatibility

**In-app purchases:** none


### JoackyWriter

[App page](https://appshunter.io/ios/app/joackywriter/id1547108585)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Number Formation free?

Number Formation is free to download, with no in-app purchases.

### Is JoackyWriter free?

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

### Do Number Formation or JoackyWriter have ads?

Neither Number Formation nor JoackyWriter shows ads.

### Which is updated more often, Number Formation or JoackyWriter?

Number Formation ships an update every 36 months, and JoackyWriter every 6 weeks. Most recently, Number Formation was updated on November 3, 2026 and JoackyWriter on November 3, 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.*