# ISF Mobile App vs ESF App

The clearest difference is rating: ISF Mobile App at 5.0 against ESF App's 3.3. ESF App's advantage is update cadence (weekly vs every 3 months) and ratings volume (12 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ISF Mobile App holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: ESF App has 12 ratings behind it against 1, so its average is the more settled of the two.

ISF Mobile App ships an update every 3 months, ESF App weekly. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ISF Mobile App | ESF App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/isf-mobile-app/id1073046774/reviews)** | [3.3 (12 ratings)](https://appshunter.io/ios/app/esf-app/id1484762452/reviews) |
| Number of ratings | 1 | **12** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | Free |
| Size | 25 MB | 18 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EDU.INK Limited](https://appshunter.io/developer/1499325644) | [English Schools Foundation](https://appshunter.io/developer/1139703189) |

## What reviewers say

### ISF Mobile App

[App page](https://appshunter.io/ios/app/isf-mobile-app/id1073046774)

Stay informed about the latest school news, events, and admissions for a K-12 Chinese-English bilingual program. Receive urgent message notifications and access the school calendar.

**Highlights:** School news updates, Event announcements, Admissions information, School calendar access, Urgent message notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### ESF App

[App page](https://appshunter.io/ios/app/esf-app/id1484762452)

This app offers parents, students, and teachers quick access to school-related information. It includes messaging, event calendars, news links, contact directories, and access to the virtual learning environment. Users can also view timetables, homework assignments, and report absences.

**Highlights:** Direct messaging for school communications, Event diary and appointment scheduling, Access to school news and social media, Staff contact directory and email access, Virtual Learning Environment (VLE) link, Student timetable and homework overview, Absence reporting for school and bus

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

**In-app purchases:** none


## Frequently asked questions

### Is ISF Mobile App free?

ISF Mobile App is free to download, with no in-app purchases.

### Is ESF App free?

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

### Which has better reviews, ISF Mobile App or ESF App?

ISF Mobile App is rated higher. ISF Mobile App averages 5.0 out of 5 from 1 ratings, while ESF App averages 3.3 from 12 ratings.

### Do ISF Mobile App or ESF App have ads?

Neither ISF Mobile App nor ESF App shows ads.

### Which is updated more often, ISF Mobile App or ESF App?

ISF Mobile App ships an update every 3 months, and ESF App weekly. Most recently, ISF Mobile App was updated on October 4, 2026 and ESF App on October 1, 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.*