# MERS eTextbook vs e

The clearest difference is iOS requirement: e at 15.6 against MERS eTextbook's 18.6. On price, review sentiment, update cadence and ads there is nothing between them.

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

MERS eTextbook ships an update every 3 months, e every 2 months. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | MERS eTextbook | e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/e-smart20/id833357108/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 16.7% of reviews | **22.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 66 MB | 75 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) | [POPULAR E-LEARNING (H.K.) LIMITED](https://appshunter.io/developer/518263638) |

## What reviewers say

### MERS eTextbook

[App page](https://appshunter.io/ios/app/mers-etextbook/id559730704)

This application allows students to download and access eTextbooks from their school. It provides interactive learning tools, multimedia content, and tracks user progress. Content is personalized based on user login and school affiliation.

**Highlights:** Downloadable eTextbooks, Personalized content by school, Interactive learning tools, Multimedia integration, Learning history tracking, Notifications for new content

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

**In-app purchases:** none


### e

[App page](https://appshunter.io/ios/app/e-smart20/id833357108)

This app provides a unified interface for accessing educational resources and managing classroom activities. Teachers can oversee student access to digital textbooks and system functions, while students can view homework records. It enhances teacher-student interaction with messaging and student list features.

**Highlights:** Unified interface for teaching resources, Classroom management for teachers, Student homework record overview, Teacher messaging for interaction, Digital textbook reader, Optimized content interface

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

**In-app purchases:** none


## Frequently asked questions

### Is MERS eTextbook free?

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

### Is e free?

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

### Do MERS eTextbook or e have ads?

Neither MERS eTextbook nor e shows ads.

### Which is updated more often, MERS eTextbook or e?

MERS eTextbook ships an update every 3 months, and e every 2 months. Most recently, MERS eTextbook was updated on September 30, 2026 and e on October 5, 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.*