# Colección Digital UDA vs StudyFi

The clearest difference is in-app purchases: Colección Digital UDA at none against StudyFi's 16. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. StudyFi sells 16 in-app purchases, starting at $11.99 per month. Colección Digital UDA asks for nothing beyond the download.

Colección Digital UDA ships an update fortnightly, StudyFi every 2 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Colección Digital UDA | StudyFi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (6 ratings)](https://appshunter.io/ios/app/studyfi-ai-study-and-flashcards/id6749504762/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 71 MB | 162 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [ODILOTID SL](https://appshunter.io/developer/976580041) | [Studyfi s.r.o.](https://appshunter.io/developer/1830822869) |

## What reviewers say

### Colección Digital UDA

[App page](https://appshunter.io/ios/app/coleccion-digital-uda/id6449221791)

**In-app purchases:** none


### StudyFi

[App page](https://appshunter.io/ios/app/studyfi-ai-study-and-flashcards/id6749504762)

Transform your study materials into AI-powered flashcards, summaries, quizzes, and podcasts. This tool helps students of all levels grasp complex topics faster and improve their grades. Connect with a student community for shared tips and experiences.

**Highlights:** AI-generated flashcards with spaced repetition, Instant summaries and notes from long texts, Personalized AI quizzes and practice tests, Study podcasts from your notes, Mind maps for understanding complex topics, AI chat for academic questions and essay help, Student community for sharing and support

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StudyFi Monthly Promo | $11.99 | per month |
| StudyFi Monthly | $14.99 | per month |
| StudyFi Monthly | $14.99 | per month |
| StudyFi Monthly (Trial) | $14.99 | per month |
| StudyFi Quarterly | $17.99 | per 3 months |
| StudyFi Quarterly | $17.99 | per 3 months |
| StudyFi Quarterly (Trial) | $17.99 | per 3 months |
| StudyFi Yearly | $49.99 | per year |
| StudyFi Yearly | $49.99 | per year |
| StudyFi Yearly (Trial) | $49.99 | per year |
| Audio Pack Starter | $6.99 | one-time |
| Audio Pack Starter | $9.99 | one-time |
| Audio Pack Standard | $17.99 | one-time |
| Audio Pack Standard | $19.99 | one-time |
| Audio Pack Pro | $34.99 | one-time |
| Audio Pack Pro | $39.99 | one-time |


## Frequently asked questions

### Is Colección Digital UDA free?

Colección Digital UDA is free to download, with no in-app purchases.

### Is StudyFi free?

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

### Do Colección Digital UDA or StudyFi have ads?

Neither Colección Digital UDA nor StudyFi shows ads.

### Which is updated more often, Colección Digital UDA or StudyFi?

Colección Digital UDA ships an update fortnightly, and StudyFi every 2 weeks. Most recently, Colección Digital UDA was updated on October 30, 2026 and StudyFi 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.*