# UDP Lecturio vs Flashka

The clearest difference is in-app purchases: UDP Lecturio at none against Flashka's 4. UDP Lecturio also leads on ads (none vs shown). Flashka's advantage is update cadence (fortnightly vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Flashka sells 4 in-app purchases, starting at $3.99 per month. UDP Lecturio asks for nothing beyond the download.

UDP Lecturio ships an update every 4 months, Flashka fortnightly. The most recent releases landed on October 27, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | UDP Lecturio | Flashka |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (398 ratings)](https://appshunter.io/ios/app/flashka-ai-flashcards-maker/id6748599950/reviews)** |
| Number of ratings | — | **398** |
| Positive reviews | — | 80.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 127 MB | 173 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Lecturio GmbH](https://appshunter.io/developer/667474928) | [Flashka OÜ](https://appshunter.io/developer/1826494341) |

## What reviewers say

### UDP Lecturio

[App page](https://appshunter.io/ios/app/udp-lecturio/id6444853798)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flashka

[App page](https://appshunter.io/ios/app/flashka-ai-flashcards-maker/id6748599950)

Transform notes, PDFs, and lecture slides into interactive flashcards and AI-powered quizzes. Utilize spaced repetition and a personal AI tutor to master material and ace exams.

**Highlights:** AI-generated flashcards from notes/PDFs, Spaced-repetition study algorithms, AI-powered mock quizzes, Personal AI tutor for explanations, Import handwritten notes and photos, 24/7 study assistance

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wizard Subscription | $3.99 | per month |
| Wizard Subscription | $9.99 | per month |
| Black Friday Discount | $29.99 | per year |
| Wizard Subscription | $59.99 | per year |


## Frequently asked questions

### Is UDP Lecturio free?

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

### Is Flashka free?

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

### Do UDP Lecturio or Flashka have ads?

Flashka shows ads; UDP Lecturio does not.

### Which is updated more often, UDP Lecturio or Flashka?

UDP Lecturio ships an update every 4 months, and Flashka fortnightly. Most recently, UDP Lecturio was updated on October 27, 2026 and Flashka on November 8, 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.*