Active@ Partition Manager

change disk size without formatting

Advanced tool for creating, formatting and editing disk partitions
Active@ Partition Manager helps you manage storage devices and the logical drives or partitions they contain.
You can create, delete, format, and rename partitions on your computer without shutting down your system. Most configuration changes take effect immediately.
It supports most popular file systems such as FAT, NTFS, exFAT, ReFS, HFS+, Ext2/Ext3/Ext4, BtrFS, UFS, XFS, JFS.