Apps like Effectrix
Music apps that do what Effectrix does: the App Store's own picks for people who like it in the US.
Soundbox - Instrument PlatformAUDIOMODERN 路 Music3.9(16)Free
Playbeat 4AUDIOMODERN 路 Music4.3(21)Free
OtherDesertCitiesAudio Damage, Inc. 路 Music4.8(59)$3.99
Warp - Baby AudioBaby Audio Inc. 路 Music4.9(11)Free
Zen AutoPanTom Power 路 Music4.7(15)Free
GSDSP MMMGustav Scholda 路 Music4.7(36)Free
SAND: Audio MIDI SequencerMatteo Caldari 路 Music4.6(90)Free
iSequence HDBeepStreet 路 Music4.2(33)Free
Moon EchoAudioThing Ltd. 路 Music4.9(21)Free
FRMS - Granular SynthesizerImaginando Lda 路 Music4.8(286)$8.99