KVR Audio

zerocrossing · Post by **zerocrossing** » Thu Jan 29, 2026 5:31 am

Not strictly an additive synth, but Rob Papen's Blade 2 is a fun little synth with some additive functions that are presented a way that makes it fast and fun to work with.

Touch The Universe · Post by **Touch The Universe** » Thu Jan 29, 2026 7:51 am

for leads try kamilla and plucks digits, both decent and free, worth a mention

morphex · Post by **morphex** » Thu Jan 29, 2026 8:54 pm

I forgot to post about Sine Machine, which is a synth that’s new to me, but it’s capable of some beautiful, digital sounds. I’ve been using the Harmony Bloom MIDI effect to drive Sine Machine, and the results are amazing. It’s certainly worth a look at https://melatonin.dev/

iowastate89 · Post by **iowastate89** » Thu Jan 29, 2026 9:15 pm

morphex wrote: Thu Jan 29, 2026 8:54 pm I forgot to post about Sine Machine, which is a synth that’s new to me, but it’s capable of some beautiful, digital sounds. I’ve been using the Harmony Bloom MIDI effect to drive Sine Machine, and the results are amazing. It’s certainly worth a look at https://melatonin.dev/

One of the best looking (and functional) UIs out there

Additive syth recommendations