# StudyPDF vs LZAPlanner

The clearest difference is in-app purchases: LZAPlanner at none against StudyPDF's 5. LZAPlanner also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. StudyPDF sells 5 in-app purchases, starting at $5.99 per 7 days. LZAPlanner asks for nothing beyond the download.

StudyPDF ships an update every 5 days, LZAPlanner every 6 days. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | StudyPDF | LZAPlanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/studypdf-ai-study-and-exam-prep/id6786604814/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Monetization | Freemium | — |
| Size | 41 MB | 33 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Luis Henrich-Bandis](https://appshunter.io/developer/6786604816) | [Oliver Duevel](https://appshunter.io/developer/6799999451) |

## What reviewers say

### StudyPDF

[App page](https://appshunter.io/ios/app/studypdf-ai-study-and-exam-prep/id6786604814)

Transform your study materials into interactive flashcards, quizzes, and personalized study plans. This AI-powered tool helps identify knowledge gaps and creates daily learning schedules leading up to exams. Get instant feedback, explanations, and share courses with friends.

**Highlights:** AI-powered study plan generation, Flashcards with spaced repetition, Timed mock exams with instant feedback, Summaries, reviewers, and Cornell notes, Image occlusion cards, Personalized daily study schedules, Shareable courses for collaborative study

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $5.99 | per 7 days |
| Pro Monthly | $11.99 | per month |
| Ultra Monthly | $19.99 | per month |
| Pro Yearly | $71.99 | per year |
| Ultra Yearly | $119.99 | per year |


### LZAPlanner

[App page](https://appshunter.io/ios/app/lzaplanner/id6799999449)

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

**In-app purchases:** none


## Frequently asked questions

### Is StudyPDF free?

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

### Is LZAPlanner free?

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

### Do StudyPDF or LZAPlanner have ads?

Neither StudyPDF nor LZAPlanner shows ads.

### Which is updated more often, StudyPDF or LZAPlanner?

StudyPDF ships an update every 5 days, and LZAPlanner every 6 days. Most recently, StudyPDF was updated on November 10, 2026 and LZAPlanner on October 31, 2026.

---

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