au's free official backup app!

If you have this app, you can rest assured in the unlikely event of a breakdown, loss, or water damage.
You can easily back up your precious memories and data (photos, videos, address books) to a data storage server or SD card.

You can also use this app to transfer data when changing models.
We can also transfer data from Android to iPhone to different models/OSs.

Customers using Ponta Pass/Ponta Pass Lite can use 50GB of storage space on the data storage server.
Customers using au line contracts (excluding povo and UQ) can use 1GB of storage space on the data storage server.

□■　Main functions of the data storage app　■□
■Data storage, storage, and backup
- The following data can be backed up.
Photos/images
movie
Contact data such as address book
Calendar (schedule, appointments, etc.)
SMS・+Message
au mail
- You can back up your data by selecting a storage location such as a safe and secure data storage server provided by au or an SD card.
*Functions related to SD cards are not available on Android 11 or later. Please use a compatible SD card-specific data storage app.
- The app can automatically back up images, videos, address books, contacts, etc. newly saved on your device.
*Settings are required for use.
- You can check the status of the storage being backed up in a graph at any time.
- Unnecessary data can be easily deleted from the app.
- Customers using au can use 1GB of storage space, and customers using Ponta Pass/Ponta Pass Lite can use 50GB of storage space.
■Checking backed up data
- You can check the backed up image and video files within the app.
- You can also automatically find duplicate photos, images, and similar photos on the data storage server side and organize them.
■Return/restore/restore data
- Data uploaded to the data storage server can be restored at any time.
- No complicated operations are required when restoring.
- Don't worry if you change your model, lose your data, or have any trouble with your device. You can easily download and restore your data.
- Images, photos, videos, etc. can be selected and downloaded individually.
- Easily transfer data from Android to iOS devices such as iPhone, and from iPhone to Android.
- You can also copy data from your old device to your new device.
■Management of password information
- You can manage password information that you often forget with the app.
- The information you enter will be safely and securely encrypted and saved by au.
- When using the service, you can also set up biometric authentication such as fingerprint authentication and facial recognition.
- If you just take notes on paper, you tend to lose the paper...but if you manage it with an app, you don't have to worry about that.
- The ID and password information saved in the app can be automatically filled in by the app with auto-complete.
*Settings are required for use.

□■　Recommended for these people　■□
- I want to safely and securely back up the data on my au smartphone.
- You want to back up your important photos, videos, images, phone book, and other data in case of an unexpected fall, submersion, data loss, smartphone malfunction, or loss.
- Your smartphone is running low on storage space, but you don't want to erase important data, and you want to store it on a cloud server.
- I want to move/transfer the data from my previous device to a new smartphone when changing models.
- If you back up your data on a regular basis, you can simply restore it when changing models. I want to reduce the hassle of changing models as much as possible.
- When using various services, it can be difficult to remember what you entered into your ID and password, what account you set up, or you can easily lose them if you write them down, and managing passwords is a hassle.
- I want to copy the data I want to transfer from my old device to my new device.
- For those who used the au backup app.

□■　Notes　■□
・In principle, an au ID is required to use the service (an au ID is not required when backing up and restoring to an SD card.)
・Please check the terms of use and privacy policy before using this app.
terms of service
　https://terms.data-storage.auone.jp/terms/datastorage_terms.html
　Privacy policy
　https://www.kddi.com/app-policy/android/app-policy-abst-dataoazukari-1.0.html
・Please note that the items that can be backed up and restored vary depending on the environment such as the backup source device, the restore destination device, and the OS status.