# StudyPDF vs StudyBuddy

The clearest difference is update cadence: StudyBuddy at every 2 weeks against StudyPDF's monthly. On price, ads, in-app purchases 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 and StudyBuddy sells 4 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

StudyPDF ships an update monthly, StudyBuddy every 2 weeks. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | StudyPDF | StudyBuddy |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Freemium | — |
| Size | 67 MB | 48 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Luis Henrich-Bandis](https://appshunter.io/developer/6786604816) | [CARLOS JESUS LOPEZ VERGARA](https://appshunter.io/developer/6792611476) |

## What reviewers say

### StudyPDF

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

Transform your course materials into personalized study aids. This AI-powered tutor generates flashcards, quizzes, and summaries from your uploaded notes, slides, or even YouTube lectures. Focus your revision on areas where you need the most improvement, with all information directly linked to its source.

**Highlights:** AI-powered study tutor, Personalized flashcards with spaced repetition, Quizzes and practice exams, Study guides and summaries, Mind maps and cheat sheets, Offline study capabilities, Source citation for all content

**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 |


### StudyBuddy

[App page](https://appshunter.io/ios/app/studybuddy-smart-exam-prep/id6792611474)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $8.99 | per month |
| Pro Annual | $89.99 | per year |
| 15 Credit Pack | $4.99 | one-time |
| 40 Credit Pack | $8.99 | one-time |


## Frequently asked questions

### Is StudyPDF free?

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

### Is StudyBuddy free?

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

### Do StudyPDF or StudyBuddy have ads?

Neither StudyPDF nor StudyBuddy shows ads.

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

StudyPDF ships an update monthly, and StudyBuddy every 2 weeks. Most recently, StudyPDF was updated on September 17, 2026 and StudyBuddy on September 20, 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.*