This app provides a comprehensive suite of audio analysis tools, including a tone generator, oscilloscope, and FFT analysis engine. It allows users to create and analyze various waveforms, detect frequencies, and tune instruments with high accuracy.






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Whether you want more options like Deej or a completely different take on the same concept, our curated list of 16+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.






This app provides a comprehensive suite of audio analysis tools, including a tone generator, oscilloscope, and FFT analysis engine. It allows users to create and analyze various waveforms, detect frequencies, and tune instruments with high accuracy.






Discover guitar scales by inputting notes you know, playing a song, or even humming a tune. Visualize scales on the fretboard and learn the chords derived from them. Access a vast library of 1,870 scales with a free trial.






Create personalized music charts and rankings of your favorite songs and albums. Track your listening habits over time to build a comprehensive musical diary. This app offers more control than standard streaming service lists.