# e vs DYB Window

The clearest difference is review sentiment: e at 100% against DYB Window's 49%. e also leads on iOS requirement (12.1 vs 16.6). DYB Window's advantage is update cadence (fortnightly vs every 2 months). 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.

e ships an update every 2 months, DYB Window fortnightly. The most recent releases landed on August 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | e | DYB Window |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (20 ratings)](https://appshunter.io/ios/app/dyb-window/id6473522970/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | **100.0% of reviews** | 49.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 11 MB | 57 MB |
| Requires iOS | **12.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BICT](https://appshunter.io/developer/990571447) | [Edu Brain Co. Ltd](https://appshunter.io/developer/1719087208) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e/id1490829110)

This application allows parents to view their child's academic records. It provides a convenient way to stay updated on student progress and performance.

**Highlights:** View student records, Track academic progress, Monitor student performance, Parental access

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

**In-app purchases:** none


### DYB Window

[App page](https://appshunter.io/ios/app/dyb-window/id6473522970)

This app allows students to submit homework and tests, receive individual feedback, and track their learning progress. It builds a unique history of academic achievements for comprehensive performance management.

**Highlights:** Submit homework and tests, Receive individual feedback, Track learning progress, View class schedules, Check shuttle bus information, Manage retakes and supplementary lessons

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is e free?

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

### Is DYB Window free?

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

### Do e or DYB Window have ads?

Neither e nor DYB Window shows ads.

### Which is updated more often, e or DYB Window?

e ships an update every 2 months, and DYB Window fortnightly. Most recently, e was updated on August 24, 2026 and DYB Window on September 26, 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.*