Diamond Cut Audio Restoration Tools 11.09 vs SpectraLayers Pro

Diamond Cut Audio Restoration Tools 11.09 is Windows software for cleaning recordings, including old records and tapes, as well as conversations, speeches and concerts. Restoration tools cover noise reduction, spectral repair, click and crackle removal, hum removal, declip repair and batch processing. Harmonic Noise filters at 100 and 120 Hz address line noise. Other capabilities include audio conversion, transcription, speed and pitch changes, and audio and acoustical measurements. It supports ASIO sound card drivers, AAC files such as.aac and.m4a, and up to six VST plug-ins at a time. Its spectrograph display includes Mel frequency axis scaling, added in version 11.08. The standalone program requires Microsoft Windows 10 or later. It costs $59, paid once; there is no free plan, but a demo download is available. The product page includes one year of free support, with manuals, a knowledge base and a user discussion area listed as support resources.

SpectraLayers Pro is a spectral audio editor that presents sound as visual objects for editing, repair, restoration, and sound design. Pro 13 adds Unmix Sound Effects to separate short sounds from continuous backgrounds such as wind, crowds, traffic, and nature. Ambience Heal fills gaps using ambience from the source layer, while Reconstruct resynthesizes selected spectral data. Voice DeClick removes mouth noises, and Voice DeCrosstalk isolates unwanted voices from a target voice. The software supports batch processing and can run standalone or as an external editor. Listed integrations include Ableton Live, Final Cut Pro, Logic Pro, Reaper, DaVinci Resolve, FL Studio, ACID Pro, Vegas Pro, KONTAKT, REAKTOR, HALion, and Tracktion Waveform; edited audio can be returned to the calling app. Pro 13 supports specified recent macOS releases on Intel and Apple silicon, and Windows 10 or 11 64-bit from version 21H2; Windows 11 on Arm requires 24H2 or later. A free trial is available, but no free plan or price is listed.