Best Free Disk and File for Android
Best Free App Backup for Android
App Backup & Restore (380 KB), easily backup your installed apps to your SD cards, send apps to friends via email, or upload to Dropbox if already installed. Others features include restore or uninstall apps, auto backup, share market links, check app details and more.
Best Free File Archiver-Zip Utility for Android
ZArchiver (2.66 MB), create archive files in zip, 7zip, gzip, bzip2, tar or XZ format, and unzip or decompress archive files in even more supported formats. Features include view and edit archives, password-protected archives, multi-part archives and more.
B1 Free Archiver (3.7 MB), create password-protected zip and b1 archives, unzip more than 30 archive formats, open encrypted and splitted archives in supported formats. You can also browse files inside archives and extract only selected files, hide files from media scan and do more. (Review)
RAR for Android (2.5 MB), an official app allows you to create RAR, RAR4 and ZIP archives, decompress RAR, ZIP, TAR, GZ, BZ2, X7, 7z, ISO, ARJ and multi-part RAR files, with options to repair damaged ZIP and RAR files, perform a registry recovery, encrypt files and accelerate data compression or decompression.
Best Free File Cleaner for Android
1Tap Cleaner (819 KB), a handy tool to free up more internal storage space on your device by clearing cache files, data files, search and navigation history records. Also includes a default cleaner to list default apps and clear their settings.
Best Free File Encryption Utility for Android
File Locker (200 KB), protect your files from unauthorized access by encoding the content and file names as well. Smart searching through folders for documents, locked and unlocked files is a plus but it can't unlock a file that has been renamed.
Best Free File Manager for Android
X-plore File Manager (1.4 MB), a file manager with a well thought-out split screen view allows you to transfer files between folders on the same device and manipulate files and folders between devices easily. Loads of features, such as built-in viewers for images, video, audio and text. No adverts. (Review)
ES File Explorer (2.7 MB), explore files on your device, LAN shared and FTP servers in a list or icon view with settings such as theme and layout, search files by type or name, plus app manager, SD Card Analyst and other optional modules. (Review)
ASTRO File Manager (2.4 MB), manage your files in Icon or List view with sorting, bookmarks, searching and other common features, plus some useful tools like checking SD card usage by folders. On the downside, the free version comes with a small ad. (Review)
Best Free File Transfer for Android
SHAREit (6.0 MB), transfer files wirelessly between Android, iPad, iPhone and Windows devices at fast speed without going through the cloud, plus advanced features such as stream and backup photos, remotely view files and control PowerPoint slideshows on your PC.
Best Free Online Backup for Android
Dropbox (6.9 MB), upload and access files from your Android, and sync them between your computers and mobile devices on the go. Easy to use—tap a file to view or press and hold it to access the menu for managing files and sharing links. (Review)
Google Drive (15 MB), store your files including documents, photos and videos in this free cloud storage up to 15GB for backup and access anywhere. You can share any files with your contacts or access files shared with you, and make files available offline. Opening up document, spreadsheet or presentation files from this app goes to the respective apps Google Docs, Google Sheets and Google Slides installed separately.
OneDrive (11.8 MB), previously known as SkyDrive, offers 7 GB of free online storage as part of Microsoft services for new subscribers. The app allows you to upload files, photos and videos from your device to OneDrive, open files in other apps and share files by sending a link. The built-in feature Camera Backup lets you upload photos and videos automatically.
Best Free Storage Manager for Android
AppMgr III (App 2 SD) (1.9 MB), take a glance where the apps are installed and move them from internal storage to the SD Card to save limited space on your device. Also clear the cache to make more space. The free version is supported by a small unobtrusive ad.