Resize or create your own data.img file for any Android SD build without Linux/Unix distro or command prompt editor, with TopoResize you can do that straight from your Windows PC! With this tool you can create a brand new data.img or add/subtract space from an existing data.img – ext2, ext3 and ext4 file systems are supported.
You can take a 256MB data.ext4 and make it convert to a 2GB data.ext4 , maximum space possible shown is based on the HDD or SD space left. So you could create a 100GB data.img if the drive had 100GB free space, TopoResize is completely safe to use and won’t do anything to damage an existing data.img file.
Download TopoResize – click here.