auメール

Content rating
Everyone
5M+
Downloads
Content rating
Everyone
Learn more
Screenshot image
Screenshot image
Screenshot image

About this app

■About au mail app
・This is an official app for using the au mail service (@au.com/@ezweb.ne.jp) provided by KDDI Corporation, a mobile communications company, to au brand line subscribers.
・The au mail service is linked to the customer's mobile line contract, and an e-mail account will be issued according to the line contract, and important notices regarding the contract and charges will be sent to you.
-This app uses au line contract information to manage/change au email addresses, set automatic forwarding, set spam email filters, etc.
・For au mail privacy policy, see
Side menu>App settings>Customer information acquisition/collection settings>
Please refer to [au mail privacy policy here]

■Customers who subscribe to au communication service
・If you have an au contract, please note that the initial settings will be performed using mobile data communication.
- If you are using a VPN, please turn it off before performing the initial settings.

■Customers with au mail carrying contract
- Initial settings are possible regardless of the communication method.
- If you are using a VPN, please turn it off before performing the initial settings.
Email application for Android smartphones provided by KDDI
Updated on
Jul 28, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Personal info, Messages and 6 others
This app may collect these data types
Personal info, Messages and 5 others
Data is encrypted in transit
You can request that data be deleted

What’s new

【ご注意 本Verへのアップデートの前にご確認ください】
古いアプリバージョンをご利用の方はアップデート前に必ずデータお預かりアプリにてバックアップを実施し、再インストールしてください。アプリの起動ができなくなる場合がございます。
なお、【v06.00.2G】以降をご利用の方については本事象は発生しないことを確認しておりますが、念のためバックアップの上アップデートいただくようお願いいたします。

【auメールアプリがGooglePlayでアップデートまたはインストールできない場合について】
該当される方は以下URLをご確認ください
https://media2.kddi.com/email/content/notice20260526.html

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【修正内容】
・迷惑メールおまかせ規制ON機能の調整
・一部お客様に表示されている「過去メール」配下をバックアップ・復元対象に追加
・軽微な不具合に対処
Content rating
Everyone
Learn more

App support

About the developer
KDDI CORPORATION
kddideveloper.gplay@gmail.com
2-3-2, NISHISHINJUKU KDDI BLDG. SHINJUKU-KU, 東京都 160-0023 Japan
+81 80-5078-9238

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