＋メッセージ（プラスメッセージ） APK

＋メッセージ（プラスメッセージ） is a communication app from KDDI株式会社. ● A message app that allows you to exchange with just a phone number! ● In addition to au and povo, it can also be used with UQ mobile and MVNO (au line). It currently holds a 3.7-star rating on Google Play, based on 27,981 user reviews.

App Details

Developer	KDDI株式会社
Version	3.19.1
Size	75 MB
Content Rating	Rated for 3+
Installs	10M+
Rating	3.7 / 5 (27,981 reviews)
Updated	Jul 28, 2026

Screenshots

About ＋メッセージ（プラスメッセージ）

＋メッセージ（プラスメッセージ） is a communication app from KDDI that enables messaging using just a phone number. Compatible with au, povo, UQ mobile, and MVNO services on au lines, it offers a straightforward messaging experience. The app has been installed over 10 million times and maintains a 3.68-star rating from nearly 28,000 reviews. Suitable for all ages with a 3+ content rating, it's a free download at 75 MB.

＋メッセージ（プラスメッセージ） pros and cons

＋メッセージ（プラスメッセージ） specifications and compatibility

The current build is version 3.19.1. The developer last updated it on Jul 28, 2026. The download size is 75 MB. That installs quickly even on a moderate mobile connection. Google Play classifies the content as Rated for 3+.

How to install the ＋メッセージ（プラスメッセージ） APK

1. Allow installs from unknown sources. On your Android device, open Settings, then Security (or Apps > Special app access > Install unknown apps), and allow installs from the browser or file manager you will use to open the APK file.
2. Download the APK. Tap the Download Now button on this page to fetch the ＋メッセージ（プラスメッセージ） APK file to your device.
3. Open the downloaded file. Open your Downloads folder, or tap the download notification, then tap the .apk file to start the installer.
4. Install and open ＋メッセージ（プラスメッセージ）. Tap Install, wait for the installation to finish, then tap Open to launch ＋メッセージ（プラスメッセージ）.

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Frequently asked questions

Is ＋メッセージ（プラスメッセージ） free to download?

Yes, ＋メッセージ（プラスメッセージ） is available as a free download on Google Play and as a free APK on this page. The APK is the official, unmodified build pulled directly from the developer.

How many people have downloaded ＋メッセージ（プラスメッセージ）?

＋メッセージ（プラスメッセージ） has been downloaded 10M+ times from Google Play, putting it among the more widely adopted communication apps in its category.

Is the ＋メッセージ（プラスメッセージ） APK safe to install?

Yes. The APK on this page is the original, unmodified build from KDDI株式会社, pulled directly from the Google Play Store with no third-party modifications. It carries the Rated for 3+ content rating Google assigns on Play.

How big is the ＋メッセージ（プラスメッセージ） APK?

The ＋メッセージ（プラスメッセージ） APK is 75 MB in size, which downloads quickly on most mobile and Wi-Fi connections.

What is the latest version of ＋メッセージ（プラスメッセージ）?

The current build of ＋メッセージ（プラスメッセージ） is version 3.19.1, last updated by the developer on Jul 28, 2026. This page automatically tracks new releases as the developer ships them.