# iStackz vs Learn Thai Alphabet & Script

The clearest difference is in-app purchases: Learn Thai Alphabet & Script at none against iStackz's 1. Learn Thai Alphabet & Script also leads on update cadence (every 5 days vs every 4 weeks) and iOS requirement (15.5 vs 17.6). iStackz's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. iStackz sells 1 in-app purchase, starting at $1.99 per month. Learn Thai Alphabet & Script asks for nothing beyond the download.

iStackz ships an update every 4 weeks, Learn Thai Alphabet & Script every 5 days. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | iStackz | Learn Thai Alphabet & Script |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/learn-thai-alphabet-and-script/id6759713748/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Monetization | — | Ad-supported |
| Size | 3 MB | 63 MB |
| Requires iOS | 17.6 | **15.5** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christoph Luedi](https://appshunter.io/developer/918595512) | [zhenyu song](https://appshunter.io/developer/1721282851) |

## 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 |


### Learn Thai Alphabet & Script

[App page](https://appshunter.io/ios/app/learn-thai-alphabet-and-script/id6759713748)

Master Thai script through interactive writing practice and real-time feedback. This app teaches all consonants, vowels, and tone marks with native pronunciation, helping you read Thai in weeks.

**Highlights:** Handwriting canvas with stroke scoring, All Thai consonants, vowels, and tone marks, Native pronunciation audio, Multiple quiz modes, Spaced repetition for review, Progress tracking and achievements

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

**In-app purchases:** none


## Frequently asked questions

### Is iStackz free?

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

### Is Learn Thai Alphabet & Script free?

Learn Thai Alphabet & Script is free to download, with no in-app purchases.

### Do iStackz or Learn Thai Alphabet & Script have ads?

Learn Thai Alphabet & Script shows ads; iStackz does not.

### Which is updated more often, iStackz or Learn Thai Alphabet & Script?

iStackz ships an update every 4 weeks, and Learn Thai Alphabet & Script every 5 days. Most recently, iStackz was updated on October 19, 2026 and Learn Thai Alphabet & Script on October 7, 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.*