# Feature Function Class vs Feelix

Feature Function Class and Feelix are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Feature Function Class | Feelix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/feature-function-class/id6755350562/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 101 MB | 20 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JudeWorks](https://appshunter.io/developer/1749456254) | [Hanna Cherniakova](https://appshunter.io/developer/1699235619) |

## What reviewers say

### Feature Function Class

[App page](https://appshunter.io/ios/app/feature-function-class/id6755350562)

This visual teaching tool aids educators, therapists, and parents in developing receptive language and categorization skills. It uses a proven methodology to present images and test identification based on features, functions, and classes. The app offers a large image library, smart filtering, and customization options for personalized training.

**Highlights:** 300+ pre-tagged images, Smart filtering by feature, function, or class, Shuffle and Reorder modes for varied practice, Adjustable grid size for difficulty scaling, Save and load custom image sets, Import and tag personal photos, Create custom tags

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

**In-app purchases:** none


### Feelix

[App page](https://appshunter.io/ios/app/feelix-learn-emotions/id6779101466)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Feature Function Class free?

Feature Function Class is free to download, with no in-app purchases.

### Is Feelix free?

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

### Do Feature Function Class or Feelix have ads?

Neither Feature Function Class nor Feelix shows ads.

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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.*