# Preguntas Examen EIR vs StudyFi

The clearest difference is in-app purchases: Preguntas Examen EIR at none against StudyFi's 10. Preguntas Examen EIR also leads on iOS requirement (12.0 vs 16.4). StudyFi's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. StudyFi sells 10 in-app purchases, starting at $12.99 per month. Preguntas Examen EIR asks for nothing beyond the download.

Preguntas Examen EIR ships an update every 4 months, StudyFi every 2 weeks. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Preguntas Examen EIR | 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 | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 16 MB | 221 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Salvador Arnal Julian](https://appshunter.io/developer/1271065097) | [Studyfi s.r.o.](https://appshunter.io/developer/1830822869) |

## What reviewers say

### Preguntas Examen EIR

[App page](https://appshunter.io/ios/app/preguntas-examen-eir/id1340367054)

**Features:** macOS Compatibility

**In-app purchases:** none


### StudyFi

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

Transform your study materials into effective learning tools. Instantly generate flashcards, summaries, quizzes, and mind maps from PDFs, notes, or slides. Listen to study podcasts created from your textbooks for passive learning on the go.

**Highlights:** AI flashcard generation, Instant summaries and notes, Custom AI quizzes and practice tests, Mind map creation, Study podcasts from notes, AI chat for homework help

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StudyFi Pro | $12.99 | per month |
| StudyFi Monthly | $14.99 | per month |
| StudyFi Monthly (Trial) | $14.99 | per month |
| StudyFi Quarterly | $17.99 | per 3 months |
| StudyFi Quarterly (Trial) | $17.99 | per 3 months |
| StudyFi Pro | $24.99 | per 3 months |
| StudyFi Yearly | $49.99 | per year |
| StudyFi Yearly (Trial) | $49.99 | per year |
| Course access | $179.99 | one-time |
| Course access | $229.99 | one-time |


## Frequently asked questions

### Is Preguntas Examen EIR free?

Preguntas Examen EIR is free to download, with no in-app purchases.

### Is StudyFi free?

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

### Do Preguntas Examen EIR or StudyFi have ads?

Preguntas Examen EIR shows ads; StudyFi does not.

### Which is updated more often, Preguntas Examen EIR or StudyFi?

Preguntas Examen EIR ships an update every 4 months, and StudyFi every 2 weeks. Most recently, Preguntas Examen EIR was updated on November 2, 2026 and StudyFi 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.*