Level.24 is described as 'pro-quality real-time spectrum analyzer, EQ, Compressor and Limiter. With up to 1/24 octave band analysis precision and 12 discrete parametric equalizers and ultra low latency, Level.24 redefines audio control on the iPad'. There are more than 10 alternatives to Level.24 for a variety of platforms, including Online / Web-based, Mac, Windows, iPad and Docker. The best alternative is iZotope Ozone. It's not free, so if you're looking for a free alternative, you could try Matchering. Other great apps like Level.24 are Caustic Mastering (Paid), Aria Mastering (Paid), Audio Mastering (Paid) and MajorDecibel (Paid).
As the industry’s most comprehensive mastering suite, Ozone 8 adds to its legacy by introducing new intelligent signal processing, spectral shaping, Tonal Balance Control, and more. It’s the smartest version of Ozone yet.
Aria is an automated analog online audio mastering service delivering professional masters for a fraction of the price. Aria uses high end mastering grade analog equipment during the mastering process. Aria is 100% analog. No digital processing used.
eMastered makes a song sound better through online mastering. The mastering engine was developed by Grammy Award-winning engineers, and offers a better way for creators to get professional sounding audio than ever before.
Lurssen Mastering Console is an application for Mac/PC and iPhone/iPad designed to perform mastering of audio files using the process developed by Grammy Award winning mastering engineer Gavin Lurssen in his own studio.
Final Touch is a professional audio post production system for iPad. Combining Maximizer, Equalizer, 4-Band Compressor, Stereo Imager, Reverb and Dithering into one integrated app, it gives your mixes a huge, balanced, polished and professional sound.