# e+ 體積 vs myLibrary Master

The clearest difference is update cadence: e+ 體積 at every 5 months against myLibrary Master's every 14 months. e+ 體積 also leads on iOS requirement (8.0 vs 15.6). myLibrary Master's advantage is device support (3 vs 1). On price, 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.

e+ 體積 ships an update every 5 months, myLibrary Master every 14 months. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | e+ 體積 | myLibrary Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 14 months |
| Size | 85 MB | 31 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) | [myID Limited](https://appshunter.io/developer/553443758) |

## What reviewers say

### e+ 體積

[App page](https://appshunter.io/ios/app/e-plus/id1049609383)

**Features:** macOS Compatibility

**In-app purchases:** none


### myLibrary Master

[App page](https://appshunter.io/ios/app/mylibrary-master/id6618119956)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is e+ 體積 free?

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

### Is myLibrary Master free?

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

### Do e+ 體積 or myLibrary Master have ads?

Neither e+ 體積 nor myLibrary Master shows ads.

### Which is updated more often, e+ 體積 or myLibrary Master?

e+ 體積 ships an update every 5 months, and myLibrary Master every 14 months. Most recently, e+ 體積 was updated on November 11, 2026 and myLibrary Master on November 8, 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.*