Best apps like Auto Compose Music Box

8+ similar apps compared and reviewed

4.3 avg rating
5 free apps
Updated July 2026

Whether you want more options like Auto Compose Music Box or a completely different take on the same concept, our curated list of 8+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Auto Compose Music Box

Solo Harmony#1

Solo Harmony by Masanori Katsuta

Ad-lib Harmony with solo vocal
Editor's Choice
🎵 Music
4.0(2 ratings)
$0.99
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This app synthesizes harmony parts with your solo singing in real-time. Mix up to five harmony parts using an ad-lib keyboard and adjust pitch for chorus effects. Record and playback synthesized sounds, or use it for karaoke practice.

笙Time#2

笙Time by Tomohisa Himeno

Sho Simulator
Strong Contender
🎵 Music
5.0(1 ratings)
$3.99
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This app simulates a traditional Japanese instrument called the Sho, used in Gagaku music. It features 17 bamboo pipes that produce a sound similar to a small pipe organ. Users can play notes by pressing buttons, adjust volume by tilting the device, and hold notes by dragging their finger.