AudioLab is described as 'Audio Editor, Recorder & Ringtone Maker' and is a Audio Editor in the Audio & Music category. There are more than 50 alternatives to AudioLab for a variety of platforms, including Windows, Mac, Linux, Android and iPhone. Most alternatives are Audio Editors and Audio Recorders. The best alternative is Audacity, which is both free and Open Source. Other great apps like AudioLab are Ardour (Paid, Open Source), Adobe Audition (Paid), Tenacity (Free, Open Source) and Cakewalk (Free).
Audacity is free, open source software for recording and editing sounds. You can use Audacity to record live audio, convert tapes and records, edit sound files, change the speed or pitch of a recording and much more.
Ardour is a hard disk recorder and digital audio workstation application. It runs on GNU/Linux, Mac OS X, and Windows. Ardour's intention is to provide digital audio workstation software suitable for professional use.
Wavosaur is a cool free sound editor, audio editor, wav editor software for editing, processing and recording sounds, wav and mp3 files. Wavosaur has all the features to edit audio (cut, copy, paste, etc.) produce music loops, analyze, record, batch convert.
WavePad is Music and Audio Editor that allows you to create and edit voice, music and other sound recordings. You can duplicate sections of recordings and add echo, amplification, noise reduction and other effects.
AudioMass lets you record, or use your existing audio tracks, and modify them by trimming, cutting, pasting or applying a plethora of effects, from compression and paragraphic equalizers to reverb, delay and distortion fx.
DarkAudacity is a build/fork of the the well known free sound editor, Audacity, customized with a darker, more modern theme - and a few small tweaks. The audio engine underneath is the same audio engine. The same code powers it. Like Audacity, it is completely free.