# iStackz vs Thai Alphabet

The clearest difference is ads: iStackz at none against Thai Alphabet's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. iStackz sells 1 in-app purchase, starting at $1.99 per month and Thai Alphabet sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | iStackz | Thai Alphabet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | — |
| Size | 3 MB | 20 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Christoph Luedi](https://appshunter.io/developer/918595512) | [Yingwen Wang](https://appshunter.io/developer/1455761376) |

## What reviewers say

### iStackz

[App page](https://appshunter.io/ios/app/istackz/id918620482)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full functionality - monthly | $1.99 | per month |


### Thai Alphabet

[App page](https://appshunter.io/ios/app/thai-alphabet-read-and-write/id6765893938)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is iStackz free?

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

### Is Thai Alphabet free?

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

### Do iStackz or Thai Alphabet have ads?

Thai Alphabet shows ads; iStackz does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*