# prepSSM vs Codifa open

The clearest difference is ads: prepSSM at none against Codifa open's shown. prepSSM also leads on update cadence (every 3 weeks vs every 4 months). Codifa open's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

prepSSM ships an update every 3 weeks, Codifa open every 4 months. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | prepSSM | Codifa open |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/prepssm/id1452631957/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 155 MB | 16 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ECNI](https://appshunter.io/developer/915067392) | [Farmadati Italia](https://appshunter.io/developer/1093523655) |

## What reviewers say

### prepSSM

[App page](https://appshunter.io/ios/app/prepssm/id1452631957)

This platform offers preparation for a national specialization school entrance exam. It features weekly quizzes with detailed explanations and a national ranking. Free lessons are also available to all users.

**Highlights:** Weekly quizzes, Detailed explanations, National student ranking, Free lessons, Progress tracking, Cross-device compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### Codifa open

[App page](https://appshunter.io/ios/app/codifa-open/id6755812251)

**In-app purchases:** none


## Frequently asked questions

### Is prepSSM free?

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

### Is Codifa open free?

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

### Do prepSSM or Codifa open have ads?

Codifa open shows ads; prepSSM does not.

### Which is updated more often, prepSSM or Codifa open?

prepSSM ships an update every 3 weeks, and Codifa open every 4 months. Most recently, prepSSM was updated on October 3, 2026 and Codifa open on September 30, 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.*