# Instrukt vs World Retina

The clearest difference is rating: World Retina at 5.0 against Instrukt's 4.2. World Retina also leads on iOS requirement (13.0 vs 16.4). Instrukt's advantage is ratings volume (20 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

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

World Retina holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Instrukt has 20 ratings behind it against 2, so its average is the more settled of the two.

Instrukt ships an update every 6 weeks, World Retina monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Instrukt | World Retina |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (20 ratings)](https://appshunter.io/ios/app/instrukt/id1377334813/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/world-retina/id1616387254/reviews)** |
| Number of ratings | **20** | 2 |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 47 MB | 76 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Oscar App Labs](https://appshunter.io/developer/1377334812) | [World Retina LLC](https://appshunter.io/developer/1589080842) |

## What reviewers say

### Instrukt

[App page](https://appshunter.io/ios/app/instrukt/id1377334813)

Streamline the process of finding substitute instructors for classes. This app ensures that only approved instructors are notified, allowing them to accept with a single tap and automatically updating your scheduling software.

**Highlights:** Instant sub requests to approved instructors, One-tap acceptance for instructors, Automatic Mindbody updates, Instructor approval rules, Real-time request status, Automated reminders

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

**In-app purchases:** none


### World Retina

[App page](https://appshunter.io/ios/app/world-retina/id1616387254)

This app transforms visitor smartphones into personalized tour guides for art venues. It offers tools for content management, data analytics, and event promotion to enhance visitor experience and boost revenue.

**Highlights:** Personalized AI tour guide, Simplified content curation portal, Interactive and evolving tours, Visitor data analytics, Event and promotion tools, Multilingual and accessible guide

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

**In-app purchases:** none


## Frequently asked questions

### Is Instrukt free?

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

### Is World Retina free?

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

### Which has better reviews, Instrukt or World Retina?

World Retina is rated higher. Instrukt averages 4.2 out of 5 from 20 ratings, while World Retina averages 5.0 from 2 ratings.

### Do Instrukt or World Retina have ads?

Neither Instrukt nor World Retina shows ads.

### Which is updated more often, Instrukt or World Retina?

Instrukt ships an update every 6 weeks, and World Retina monthly. Most recently, Instrukt was updated on November 6, 2026 and World Retina on November 3, 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.*