# QualCampus FDDI vs FFI

The clearest difference is in-app purchases: QualCampus FDDI at none against FFI's 1. QualCampus FDDI also leads on update cadence (every 5 months vs every 13 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. FFI sells 1 one-off in-app purchase. QualCampus FDDI asks for nothing beyond the download.

QualCampus FDDI ships an update every 5 months, FFI every 13 months. The most recent releases landed on October 5, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | QualCampus FDDI | FFI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 13 months |
| Size | 223 MB | 84 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Shaikh Muzammil](https://appshunter.io/developer/1562122810) | [TagMango Inc](https://appshunter.io/developer/1611765353) |

## What reviewers say

### QualCampus FDDI

[App page](https://appshunter.io/ios/app/qualcampus-fddi/id6446023443)

**Features:** macOS Compatibility

**In-app purchases:** none


### FFI

[App page](https://appshunter.io/ios/app/ffi/id6618155905)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FREEDOM FROM INFERTILITY | $9.99 | one-time |


## Frequently asked questions

### Is QualCampus FDDI free?

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

### Is FFI free?

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

### Do QualCampus FDDI or FFI have ads?

Neither QualCampus FDDI nor FFI shows ads.

### Which is updated more often, QualCampus FDDI or FFI?

QualCampus FDDI ships an update every 5 months, and FFI every 13 months. Most recently, QualCampus FDDI was updated on October 5, 2026 and FFI on October 27, 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.*