Apps like Sonic Synthesizer

Here are some great alternatives to Sonic Synthesizer by Bialamusic :
DRC - Polyphonic Synthesizer
DRC - Polyphonic Synthesizer
★4.3
ModSynth Modular Synthesizer
ModSynth Modular Synthesizer
★4.4
Wiisp Synth
Wiisp Synth
★4.8
Lowtone
Lowtone
★4.9
Saucillator
Saucillator
★4.5
Synthesizer Instrument
Synthesizer Instrument
★4.5
Hexen - Modular Synthesizer
Hexen - Modular Synthesizer
★4.3
FM Synthesizer [SynprezFM II]
FM Synthesizer [SynprezFM II]
★4.4
Hertz Frequency Generator
Hertz Frequency Generator
★3.9
Stylusphone 3D
Stylusphone 3D
★3.3
Shaper - Synthesizer
Shaper - Synthesizer
★4.4
Drone Synth
Drone Synth
★4.5
FluidSynth MIDI Synthesizer
FluidSynth MIDI Synthesizer
★4.1
Synth
Synth
★4.3
bismark bs-16i
bismark bs-16i
★3.5
Multi-Frequency Tone Generator
Multi-Frequency Tone Generator
★4.3