# Cor4 vs Simorgh Members App

The clearest difference is rating: Cor4 at 5.0 against Simorgh Members App's 1.0. Cor4 also leads on update cadence (monthly vs every 8 months) and ratings volume (6 vs 1). Simorgh Members App's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.

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

Cor4 holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Cor4 has 6 ratings behind it against 1, so its average is the more settled of the two.

Cor4 ships an update monthly, Simorgh Members App every 8 months. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Cor4 | Simorgh Members App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/cor4/id1499517553/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/simorgh-members-app/id6756504885/reviews) |
| Number of ratings | **6** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | Ad-supported | **Free** |
| Size | 123 MB | 121 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Cor4 LLC](https://appshunter.io/developer/1499517552) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### Cor4

[App page](https://appshunter.io/ios/app/cor4/id1499517553)

Easily plan and schedule your fitness classes directly from your mobile device. View class schedules, sign up for sessions, and access studio location details. Optimize your time and enjoy the convenience of managing your fitness activities on the go.

**Highlights:** View class schedules, Sign up for classes, Access studio location, Schedule management, Mobile convenience

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Simorgh Members App

[App page](https://appshunter.io/ios/app/simorgh-members-app/id6756504885)

This app connects you with a jiu jitsu community for in-person and online training. Book classes, access on-demand workouts, and join dedicated groups for support and connection.

**Highlights:** On-demand classes, Jiu jitsu technique library, Easy class booking, In-app communities, Progress tracking, Points and rewards

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

**In-app purchases:** none


## Frequently asked questions

### Is Cor4 free?

Cor4 is free to download, with no in-app purchases.

### Is Simorgh Members App free?

Simorgh Members App is free to download, with no in-app purchases.

### Which has better reviews, Cor4 or Simorgh Members App?

Cor4 is rated higher. Cor4 averages 5.0 out of 5 from 6 ratings, while Simorgh Members App averages 1.0 from 1 ratings.

### Do Cor4 or Simorgh Members App have ads?

Cor4 shows ads; Simorgh Members App does not.

### Which is updated more often, Cor4 or Simorgh Members App?

Cor4 ships an update monthly, and Simorgh Members App every 8 months. Most recently, Cor4 was updated on October 24, 2026 and Simorgh Members App on October 10, 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.*