What is the IDrive Online Backup application, how does it work?

According to the introduction of IDrive Inc, IDrive Online Backup is a Productivity app on the Android platform. There is currently a 4.3.2 version released on Mar 10, 2020, you can see the details below.

Protect your digital life with IDrive!

Securely backup your mobile data with private key encryption - the highest level of data security available - so only you can access your files. You can backup multiple devices to one account, and sync files across devices to access your data from anywhere.

Features:
*Backup and restore contacts, photos, videos, calendars, texts and documents (including .doc, .pdf, .zip and more) with a single tap.
*Easily sync files between all linked devices.
*Link your devices to a single account and access your data from anywhere.
*Selectively backup and restore files.
*Share files and folders over a single, secure link.
*Automatic upload option protects your photos and videos as soon as they are taken via Wi-Fi or cellular data.
*Schedule recurring backups by day and time.
*Gallery View allows you to easily slide through all your pictures and videos.

Security features:
*256-bit AES encryption
*Private key encryption ensures only you have access to your data
*Lock app with a passcode.
*Easily unlink devices which are lost or stolen

Information on permissions:
*"Read and Edit your text messages" is required to backup and restore text messages.
*"Network access, network and Wi-Fi connections" is required to reach Wi-Fi and cellular network for backing up your data.
*"Read, add or modify Calendar Events" is required to backup and restore calendar.
*"To read/write Call Logs and Contacts" is required to backup, access, and restore your call history and contacts.
*"Read Phone" is required to get the device ID which helps distinguish your device.
*"Accounts" is required for accessing Play Store for making in-app purchases.
*"Run at startup" is required to run scheduled backups.

Make sure that third-party apps are allowed on your device: go to Menu->Settings->Security-> and check "Unknown Sources"

Tap the APK file. Allow the app any required permissions it asks for. Then, at the bottom of the installer window, click INSTALL.

You'll see a confirmation the app is installed. Now you'll see the app available in your list of installed apps.