Collaborate on projects and create versioned backups.

Audacity lets you collaborate on projects, create versioned backups, and easily share and publish your work. Audacity supports all major audio formats, allowing 

Personal backup software that actively defends against ransomware.

secure personal backup software...accounts from PCs, Macs ...types (photos, videos, music, documents, etc.). Converts...as your local Mac or PC 

One-Stop solution to manage Android&iOS in one place without iTunes

between devices, including music, playlist, videos, Podcasts...to remove duplicate music 

Record and save audio on your computer into WAV, MP3, and AIFF formats.

sound, voice, notes, music ...wide hotkeys allow keyboard control over recording 

AudibleManager is a good program to manage your Audible downloads.

AudibleManager is managing software created...available for both Mac and Windows 

Reader Rabbit Toddler 2.0 is a popular educational program among parents...

because the software invalidates all the keyboard...2000, XP and Mac 8.6-9.X and OSX OPs 

Allos you to create toneFXs from any music and be sent to your iPhone

toneFXs from any music...click on "My Music Folder" or "...mails, calendar alerts, keyboard clicks...limit. Available for Mac OS X Leopard 

Provides a virtual keyboard to play several instruments.

a small software that creates a virtual piano keyboard...showing the piano keyboard...piano. The virtual keyboard...on Linux or Mac 

realtime video (VJ) performance instrument

clips across a MIDI keyboard for triggering)...as Sequencers,(hard/software), Drum Machines...for the most musical result...yet in the Mac versions