# m3.com 電子書籍 vs Antaa（アンター）

The clearest difference is review sentiment: Antaa（アンター） at 43% against m3.com 電子書籍's 0%. Antaa（アンター） also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). m3.com 電子書籍's advantage is rating (4.5 vs 1.0) and update cadence (every 3 weeks vs every 2 months). On price, ratings volume, in-app purchases and device support there is nothing between them.

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

m3.com 電子書籍 holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews complicate that: 0% of m3.com 電子書籍's written reviews are positive against 43% of Antaa（アンター）'s, so the app with the better star average is not the one people write more warmly about.

m3.com 電子書籍 ships an update every 3 weeks, Antaa（アンター） every 2 months. The most recent releases landed on September 15, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | m3.com 電子書籍 | Antaa（アンター） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/m3com/id324539795/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/antaa/id1151798574/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | 0.0% of reviews | **42.9% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 57 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [M3, Inc.](https://appshunter.io/developer/399741640) | [Antaa, Inc.](https://appshunter.io/developer/1151798573) |

## What reviewers say

### m3.com 電子書籍

[App page](https://appshunter.io/ios/app/m3com/id324539795)

Access and search over 13,000 medical e-books, including drug references and treatment guides. Carry your entire medical library on your iPhone or iPad for offline viewing and quick cross-referencing.

**Highlights:** 13,000+ medical e-books, Cross-book search, Incremental search, Inter-book linking, Offline reference, Notes, bookmarks, marking

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

**In-app purchases:** none


### Antaa（アンター）

[App page](https://appshunter.io/ios/app/antaa/id1151798574)

A comprehensive clinical app for physicians, offering slides, on-demand videos, and consultation support. It facilitates reliable information exchange among over 85,000 doctors, providing quick answers to clinical questions.

**Highlights:** Clinical slides library, Expert Q&A with fast response, On-demand video learning, Drug information and specialist comments, Medical calculation tools

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is m3.com 電子書籍 free?

m3.com 電子書籍 is free to download, with no in-app purchases.

### Is Antaa（アンター） free?

Antaa（アンター） is free to download, with no in-app purchases.

### Which has better reviews, m3.com 電子書籍 or Antaa（アンター）?

m3.com 電子書籍 is rated higher. m3.com 電子書籍 averages 4.5 out of 5 from 4 ratings, while Antaa（アンター） averages 1.0 from 2 ratings.

### Do m3.com 電子書籍 or Antaa（アンター） have ads?

m3.com 電子書籍 shows ads; Antaa（アンター） does not.

### Which is updated more often, m3.com 電子書籍 or Antaa（アンター）?

m3.com 電子書籍 ships an update every 3 weeks, and Antaa（アンター） every 2 months. Most recently, m3.com 電子書籍 was updated on September 15, 2026 and Antaa（アンター） on September 7, 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.*