# Groov vs Eiriu Eolas

The clearest difference is price: Groov at Free against Eiriu Eolas's $1.99. Groov also leads on ratings volume (29 vs 1) and iOS requirement (16.0 vs 18.6). Eiriu Eolas's advantage is rating (5.0 vs 4.4) and review sentiment (100% vs 84%). On update cadence, ads, in-app purchases and device support there is nothing between them.

Groov is free to download; Eiriu Eolas costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Eiriu Eolas holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Groov has 29 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 84% of Groov's written reviews are positive against 100% of Eiriu Eolas's.

Groov ships an update fortnightly, Eiriu Eolas weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Groov | Eiriu Eolas |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.4 (29 ratings)](https://appshunter.io/ios/app/groov-custom-insoles/id6733245939/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eiriu-eolas/id6796897735/reviews)** |
| Number of ratings | **29** | 1 |
| Positive reviews | 84.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#173** |
| Size | 197 MB | 693 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 17+ |
| Developer | [Dante Virgil, Inc](https://appshunter.io/developer/1661734472) | [IRVING JOSE CARDENAS ROMERO](https://appshunter.io/developer/6796897737) |

## What reviewers say

### Groov

[App page](https://appshunter.io/ios/app/groov-custom-insoles/id6733245939)

This app uses AI-powered foot scanning to create custom 3D-printed insoles tailored to your unique feet and footwear. Enhance comfort, support, and performance in any shoe, from athletic sneakers to dress shoes, and find relief from foot pain.

**Highlights:** AI-powered foot scanning, Custom 3D-printed insoles, Personalized comfort and support, Foot pain relief, Enhanced athletic performance, Compatible with all footwear

**In-app purchases:** none


### Eiriu Eolas

[App page](https://appshunter.io/ios/app/eiriu-eolas/id6796897735)

**Currently charting:** #173 Top Paid · Lifestyle (US App Store)

This program uses ancient breathing and meditation techniques to help manage stress, process past trauma, and detoxify the mind and body. It offers guided sessions, a journal for experiences, and various breathing exercises, all accessible offline. It's designed to stimulate the vagus nerve for relaxation without requiring extra hardware.

**Highlights:** Stress relaxation techniques, Emotional and psychological trauma processing, Repressed emotion release, Body and mind detoxification, Vagus nerve stimulation through breathing, Offline guided sessions, Experience journal

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Groov free?

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

### Is Eiriu Eolas free?

Eiriu Eolas costs $1.99, with no in-app purchases.

### Which has better reviews, Groov or Eiriu Eolas?

Eiriu Eolas is rated higher. Groov averages 4.4 out of 5 from 29 ratings, while Eiriu Eolas averages 5.0 from 1 ratings.

### Do Groov or Eiriu Eolas have ads?

Neither Groov nor Eiriu Eolas shows ads.

### Which is updated more often, Groov or Eiriu Eolas?

Groov ships an update fortnightly, and Eiriu Eolas weekly. Most recently, Groov was updated on October 24, 2026 and Eiriu Eolas on October 24, 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.*