Some links on this page are affiliate links: if you buy through them we may earn a commission, at no extra cost to you. InsMelo AI Beat Maker is the strongest fit here: its listed controls include R&B, BPM, mood, and structure, which map directly to a 70 BPM R&B beat. Mozica AI is a second option for song generation because it lists R&B and tempo control, though its published details do not confirm a precise 70 BPM setting. Treat the tempo as a prompt target unless the interface...
