# Shift vs iunok

The clearest difference is ads: Shift at none against iunok's shown. Shift also leads on monetization model (free vs free with in-app purchases) and iOS requirement (13.0 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Shift against 5.0 for iunok. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Shift ships an update fortnightly, iunok every 9 days. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Shift | iunok |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/shift/id1599569136/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/iunok/id6736695031/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 64.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 148 MB | 318 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [DEPORTES MARTI S.A. DE C.V.](https://appshunter.io/developer/1483503058) | [Iunok](https://appshunter.io/developer/1773077511) |

## What reviewers say

### Shift

[App page](https://appshunter.io/ios/app/shift/id1599569136)

Access a comprehensive online fitness experience with diverse workout routines, on-demand videos, and live classes. Complement your fitness journey with nutrition tips and engaging challenges.

**Highlights:** Diverse workout routines, On-demand video library, Live interactive classes, Nutrition recipes and tips, Weekly new content, Outdoor challenges

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

**In-app purchases:** none


### iunok

[App page](https://appshunter.io/ios/app/iunok/id6736695031)

Design and personalize custom eyewear using advanced 3D facial scanning technology. Get perfectly fitted, stylish, and optically precise lenses made just for you. Experience a seamless digital process from your iPhone to receiving your unique, sustainable eyewear.

**Highlights:** 3D facial scanning for precise measurements, Personalized frame and color selection, Easy optical prescription upload, Custom-made single vision lenses, Secure in-app payment, Fast production and delivery

**In-app purchases:** none


## Frequently asked questions

### Is Shift free?

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

### Is iunok free?

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

### Which has better reviews, Shift or iunok?

Shift and iunok are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Shift or iunok have ads?

iunok shows ads; Shift does not.

### Which is updated more often, Shift or iunok?

Shift ships an update fortnightly, and iunok every 9 days. Most recently, Shift was updated on October 4, 2026 and iunok 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.*