# DUSPort vs TeacHAIR

The clearest difference is in-app purchases: TeacHAIR at none against DUSPort's 4. TeacHAIR also leads on iOS requirement (13.0 vs 16.4). DUSPort's advantage is update cadence (every 8 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. DUSPort sells 4 in-app purchases, starting at $3.99 per 3 months. TeacHAIR asks for nothing beyond the download.

DUSPort ships an update every 8 days, TeacHAIR every 6 weeks. The most recent releases landed on November 9, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DUSPort | TeacHAIR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dusport/id6756510967/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 75 MB | 85 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Derya Ortac](https://appshunter.io/developer/1811170522) | [SINAN ERGUN](https://appshunter.io/developer/1887323593) |

## What reviewers say

### DUSPort

[App page](https://appshunter.io/ios/app/dusport/id6756510967)

A comprehensive study platform for dentists preparing for the DUS exam. It offers a vast question bank with detailed explanations and various practice modes, including competitive duels and progress tracking.

**Highlights:** 1700+ DUS exam questions, 15 different dental subjects, Detailed question explanations, PvP and bot duels, XP and level system, Leaderboards and rewards, Progress tracking and analysis

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mini 3 Aylık | $3.99 | per 3 months |
| Premium 3 Aylık | $4.99 | per 3 months |
| Mini 6 Aylık | $6.99 | per 6 months |
| Premium 6 Aylık | $9.99 | per 6 months |


### TeacHAIR

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

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

**In-app purchases:** none


## Frequently asked questions

### Is DUSPort free?

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

### Is TeacHAIR free?

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

### Do DUSPort or TeacHAIR have ads?

Neither DUSPort nor TeacHAIR shows ads.

### Which is updated more often, DUSPort or TeacHAIR?

DUSPort ships an update every 8 days, and TeacHAIR every 6 weeks. Most recently, DUSPort was updated on November 9, 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.*