Audacity - Audacity is a free and open-source audio production software suite that includes a surprising array of editing tools and recording systems.
Quick Record - Voice memos audio recorder with iCloud sync
Oceanaudio - Ocenaudio is a cross-platform, easy to use, fast and functional audio editor.
Skyro - A gorgeous voice recording app with embedded images
GoldWave - GoldWave. Digital Audio Editing Software. Record • Restore • Convert • Analyze. Fully loaded to do everything from the simplest recording and editing to the most sophisticated audio processing, restoration, enhancements, analysis, and conversions.
Audio Memos - Audio Memos is a voice recorder for the iPhone and iPad.