# YDS Publishing Student's vs TeacHAIR

The clearest difference is iOS requirement: TeacHAIR at 13.0 against YDS Publishing Student's's 15.1. On price, update cadence, 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.

YDS Publishing Student's ships an update monthly, TeacHAIR every 6 weeks. The most recent releases landed on November 7, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | YDS Publishing Student's | TeacHAIR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 118 MB | 85 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [İMPARK](https://appshunter.io/developer/1207208246) | [SINAN ERGUN](https://appshunter.io/developer/1887323593) |

## What reviewers say

### YDS Publishing Student's

[App page](https://appshunter.io/ios/app/yds-publishing-students/id1667791653)

**In-app purchases:** none


### TeacHAIR

[App page](https://appshunter.io/ios/app/teachair/id6761393071)

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

**In-app purchases:** none


## Frequently asked questions

### Is YDS Publishing Student's free?

YDS Publishing Student's is free to download, with no in-app purchases.

### Is TeacHAIR free?

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

### Do YDS Publishing Student's or TeacHAIR have ads?

Neither YDS Publishing Student's nor TeacHAIR shows ads.

### Which is updated more often, YDS Publishing Student's or TeacHAIR?

YDS Publishing Student's ships an update monthly, and TeacHAIR every 6 weeks. Most recently, YDS Publishing Student's was updated on November 7, 2026 and TeacHAIR 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.*