# AskPDF vs Study Cards

The clearest difference is update cadence: Study Cards at every 4 months against AskPDF's every 7 months. AskPDF's advantage is iOS requirement (15 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AskPDF sells 6 in-app purchases, starting at $7.99 per 7 days and Study Cards sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AskPDF ships an update every 7 months, Study Cards every 4 months. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | AskPDF | Study Cards |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 86 MB | 13 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cihat Akkiraz](https://appshunter.io/developer/1535970770) | [AYLIN TURKMEN](https://appshunter.io/developer/1772725734) |

## What reviewers say

### AskPDF

[App page](https://appshunter.io/ios/app/askpdf-chat-pdf-ai-summary/id6746080072)

Transform any PDF into an interactive study tool. Ask questions, get AI-powered summaries, create flashcards, and test your knowledge with custom quizzes. Ideal for students and professionals who prefer active learning.

**Highlights:** Chat with PDFs, AI summaries, Flashcard generation, Quiz creation, Section detection, Multi-language support

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AskPDF Pro Weekly | $7.99 | per 7 days |
| AskPDF Pro Monthly | $19.99 | per month |
| AskPDF Pro Package 1 | $4.99 | one-time |
| AskPDF Pro Package 2 | $9.99 | one-time |
| AskPDF Pro Package 3 | $24.99 | one-time |
| AskPDF Pro Package 4 | $29.99 | one-time |


### Study Cards

[App page](https://appshunter.io/ios/app/study-cards-ai-flashcards/id6758258625)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $5.99 | per month |
| Yearly Subscription | $59.99 | per year |


## Frequently asked questions

### Is AskPDF free?

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

### Is Study Cards free?

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

### Do AskPDF or Study Cards have ads?

Neither AskPDF nor Study Cards shows ads.

### Which is updated more often, AskPDF or Study Cards?

AskPDF ships an update every 7 months, and Study Cards every 4 months. Most recently, AskPDF was updated on November 2, 2026 and Study Cards on November 10, 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.*