# Crimson vs ESF Hub

The clearest difference is rating: Crimson at 4.4 against ESF Hub's 2.0. Crimson also leads on ratings volume (85 vs 4) and review sentiment (43% vs 33%). ESF Hub's advantage is iOS requirement (13.0 vs 15.1). 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.

Crimson holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: Crimson has 85 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 43% of Crimson's written reviews are positive against 33% of ESF Hub's.

Crimson ships an update fortnightly, ESF Hub monthly. Both last shipped on November 6, 2026.

## The numbers

| Metric | Crimson | ESF Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (85 ratings)](https://appshunter.io/ios/app/crimson/id1419836150/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/esf-hub/id6748111710/reviews) |
| Number of ratings | **85** | 4 |
| Positive reviews | **42.9% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | Free |
| Size | 43 MB | 65 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crimson Consulting Ltd](https://appshunter.io/developer/1419836149) | [Sentral for Parents](https://appshunter.io/developer/1238744021) |

## What reviewers say

### Crimson

[App page](https://appshunter.io/ios/app/crimson/id1419836150)

This app guides students through the university application process, connecting them with a vast network of tutors and consultants. It offers personalized support to enhance admission chances into top global universities.

**Highlights:** University admissions consulting, Network of 2,000+ tutors and mentors, Personalized consultancy packages, Support for top US and UK universities, Transformative technology for remote learning, Student progress motivation

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

**In-app purchases:** none


### ESF Hub

[App page](https://appshunter.io/ios/app/esf-hub/id6748111710)

This app helps parents monitor their child's school activities. It allows for communication with teachers, reporting absences, and making payments for school events, keeping parents informed about their child's education.

**Highlights:** Monitor child's school journey, Receive teacher messages and notifications, Report student absences, Make payments for school activities, Stay connected with school updates

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

**In-app purchases:** none


## Frequently asked questions

### Is Crimson free?

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

### Is ESF Hub free?

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

### Which has better reviews, Crimson or ESF Hub?

Crimson is rated higher. Crimson averages 4.4 out of 5 from 85 ratings, while ESF Hub averages 2.0 from 4 ratings.

### Do Crimson or ESF Hub have ads?

Neither Crimson nor ESF Hub shows ads.

### Which is updated more often, Crimson or ESF Hub?

Crimson ships an update fortnightly, and ESF Hub monthly. Most recently, Crimson was updated on November 6, 2026 and ESF Hub on November 6, 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.*