# StudyDuck vs LexiTrek

The clearest difference is in-app purchases: LexiTrek at none against StudyDuck's 3. StudyDuck's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. StudyDuck sells 3 in-app purchases, starting at $1.99 per month. LexiTrek asks for nothing beyond the download.

StudyDuck ships an update every 2 weeks, LexiTrek every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | StudyDuck | LexiTrek |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/studyduck-ai-quiz-and-study/id6746414094/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Freemium | — |
| Size | 38 MB | 66 MB |
| Requires iOS | **15.1** | 15.4 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Haluk AYTIS](https://appshunter.io/developer/1816723177) | [MELIH ALTUNGOEK](https://appshunter.io/developer/6781339461) |

## What reviewers say

### StudyDuck

[App page](https://appshunter.io/ios/app/studyduck-ai-quiz-and-study/id6746414094)

Transform your study materials into interactive quizzes. Upload PDFs, organize notes into custom groups, and let AI generate personalized study sessions. Track your progress and master your subjects with this efficient learning tool.

**Highlights:** Create quizzes from PDF notes, Organize notes into groups, Automated quiz generation, Personalized learning support, Dark mode, Quiz history tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Üyelik – Aylık | $1.99 | per month |
| Yıllık üyelik | $9.99 | per year |
| Premium access | $4.99 | one-time |


### LexiTrek

[App page](https://appshunter.io/ios/app/lexitrek/id6791581773)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is StudyDuck free?

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

### Is LexiTrek free?

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

### Do StudyDuck or LexiTrek have ads?

Neither StudyDuck nor LexiTrek shows ads.

### Which is updated more often, StudyDuck or LexiTrek?

StudyDuck ships an update every 2 weeks, and LexiTrek every 3 months. Most recently, StudyDuck was updated on October 23, 2026 and LexiTrek on October 24, 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.*