# Protozoarios sistémicos vs Memodi

The clearest difference is in-app purchases: Protozoarios sistémicos at none against Memodi's 19. Protozoarios sistémicos also leads on update cadence (every 6 days vs every 2 weeks) and iOS requirement (10.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Memodi sells 19 in-app purchases, starting at $2.49 per month. Protozoarios sistémicos asks for nothing beyond the download.

Protozoarios sistémicos ships an update every 6 days, Memodi every 2 weeks. The most recent releases landed on October 11, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Protozoarios sistémicos | Memodi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/memodi/id1557081663/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 65.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 523 MB | 60 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Maria del Carmen Ramos Nava](https://appshunter.io/developer/1049044591) | [Oliverio Garcia](https://appshunter.io/developer/1557041649) |

## What reviewers say

### Protozoarios sistémicos

[App page](https://appshunter.io/ios/app/protozoarios-sistemicos/id1540131463)

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

**In-app purchases:** none


### Memodi

[App page](https://appshunter.io/ios/app/memodi/id1557081663)

Master medicine with evidence-based learning techniques like spaced repetition and active recall. Optimize study time with short, impactful sessions, focusing on high-yield clinical knowledge. Ideal for medical students and practicing physicians seeking efficient knowledge retention.

**Highlights:** Spaced Repetition, Active Recall, Multimodal Text, Interleaving, 2,500+ Flashcards, Cloud Sync

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

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paquete 4 Mensual | $2.49 | per month |
| Español | $2.99 | per month |
| Paquete 3 mensual | $3.99 | per month |
| Paquete 2 Mensual | $3.99 | per month |
| Paquete 1 Mensual | $4.99 | per month |
| Memodi Studio Mensual | $4.99 | per month |
| Pediatría Avanzada | $4.99 | per month |
| Paquete 5 Mensual | $5.99 | per month |
| Examen Único Total - Argentina | $7.99 | per month |
| Paquete 3 Anual | $25.49 | per year |
| Español | $29.99 | per year |
| Paquete 2 Anual | $29.99 | per year |
| Paquete 4 Anual | $29.99 | per year |
| Paquete 1 Anual | $34.99 | per year |
| Memodi Studio Anual | $39.99 | per year |
| Pediatría Avanzada | $49.99 | per year |
| Paquete 5 Anual | $49.99 | per year |
| ENAM Pro - Perú | $69.99 | per year |
| Examen Único Total - Argentina | $79.99 | per year |

**What reviewers like**

- 💡 Great content and information
- 🚀 Easy access and use
- ⭐ Excellent customer support
- 🧠 Effective for memorization and review
- ⏱️ Useful for studying in free time

**What reviewers complain about**

- ⚠️ Hidden charges and subscription details
- 🐛 App errors and glitches
- 🚫 Login and password issues
- 📱 iOS compatibility problems
- 📉 Algorithm issues with card repetition

**Reported bugs**

- Cannot log in
- Cannot change password
- App crashes or freezes
- Cards not downloading or appearing
- Error when modifying number of cards

**Requested features**

- Clarify subscription details upfront
- Improve iOS compatibility
- Fix algorithm for card repetition
- Make text adaptable on Mac


## Frequently asked questions

### Is Protozoarios sistémicos free?

Protozoarios sistémicos is free to download, with no in-app purchases.

### Is Memodi free?

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

### Do Protozoarios sistémicos or Memodi have ads?

Neither Protozoarios sistémicos nor Memodi shows ads.

### Which is updated more often, Protozoarios sistémicos or Memodi?

Protozoarios sistémicos ships an update every 6 days, and Memodi every 2 weeks. Most recently, Protozoarios sistémicos was updated on October 11, 2026 and Memodi on October 18, 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.*