# OAPPC vs Mensa Guide

The clearest difference is in-app purchases: OAPPC at none against Mensa Guide's 2. OAPPC also leads on iOS requirement (7.0 vs 17.0). Mensa Guide's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Mensa Guide sells 2 in-app purchases, starting at $1.99 per month. OAPPC asks for nothing beyond the download.

OAPPC ships an update every 2 months, Mensa Guide weekly. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | OAPPC | Mensa Guide |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 72.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Subscription |
| Size | 11 MB | 52 MB |
| Requires iOS | **7.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [FUNDACION CASA DEL CORAZON](https://appshunter.io/developer/927387580) | [GARMENMED, SCP](https://appshunter.io/developer/1178687025) |

## What reviewers say

### OAPPC

[App page](https://appshunter.io/ios/app/oappc/id927387581)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mensa Guide

[App page](https://appshunter.io/ios/app/mensa-guide/id1205990848)

This medical reference app provides quick access to antimicrobial therapy information. It features interactive navigation, advanced search capabilities, and built-in clinical calculators. Content is continuously updated to reflect the latest medical research and guidelines.

**Highlights:** Interactive word navigation, Advanced search functionality, Pathogen filtering, Built-in clinical calculators, Continuously updated content, Inline notes and references

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $19.99 | per year |


## Frequently asked questions

### Is OAPPC free?

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

### Is Mensa Guide free?

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

### Do OAPPC or Mensa Guide have ads?

Neither OAPPC nor Mensa Guide shows ads.

### Which is updated more often, OAPPC or Mensa Guide?

OAPPC ships an update every 2 months, and Mensa Guide weekly. Most recently, OAPPC was updated on October 13, 2026 and Mensa Guide on October 7, 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.*