A huge of virtual bank of oscillators/envelopes, continuously overlapping in time (granular fashion), full AUv3 support.
Stria is rated as a Killer App by Apps4iDevices.
Multilevel Interactive Sound Synthesizer
Idea and Csound-Orchestra by Eugenio Giordani
“Stria” is the title of a very important composition by John Chowning and I would like to say that this computer music piece represents the manifest of Frequency Modulation technique applied to audio synthesis, invented by Mr. Chowning himself.
+ Audiobus and Inter-App Audio support
+ Up to 240 Frequency Modulation Oscillators or simple Wavetable Additive
+ Five Spectral Pitch Grid Generators (Geometric, Harmonic, Fibonacci, Scalar, Temperated)
+ MIDI Pad With Scale Grid
+ Effects chain: Doppler, Chopper, Glitch Gen, Sync Grain, Spectral Arpeggiator, FDN Reverb, Dynamic Compressor/Expander
+ Snapshots Presets Morphing Pad
+ Control Manager LFO for Parameters
+ Midibus, Virtual Midi and Network: 14 bit NRPN controllers
+ Capture Master Audio Output
+ File Manager, sharing common audio files via iTunes, Dropbox and AudioCopy
+ Post Fx Chain: Doppler, Chopper, Out Of Range, Sync Granulator, Spectral Arpeggiator, Reverb FDN, Dynamisc Processor
+ Bluetooth A2DP High Quality
+ etc...
This thing is also a work of art. It is a sound maker's dream tool. It's very cool that the designer gives such credit to John Chowning and Max Matthews (look them up if you are not familiar.) Hours and hours of very original sounds come out of this. Ps. I'm not affiliated with apeSoft in any way. Even if they wanted to pay me to write these reviews i would turn down the offer. ( not vst versions!)Edit: made a comparison to iPulsaret but i was thinking iDensity not Stria. 2 years later i am still impressed.
So Good
johngme22
The range of sounds along with the ability to modulate endlessly makes this a fantastic playground of sound. If you love soundscapes, this is for you! It takes some time to learn but there is a fine tutorial from Gavinski. And it is ridiculously inexpensive for what you get.
Unmatched granular performer even in 2025
egoki11a
My biggest regret in iOS music production, has been sleeping on Apesoft, Amazing Noises incredible offerings. They have always been next level. I personally believe that spectral/spatial audio is the future of entertainment, like when stereo was first introduced. Had I understood sooner, I could have been mastered these apps, here I am discovering decade old software that still outperforms the most expensive granular scrubbers.It's stupidly incredible
I NEED Moebius Lab back guys
EC0Sphere
What happened to the best music studio host out here?!?
The developer, apeSoft, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
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Information
Seller
Alessandro Petrolati
Size
19.9 MB
Category
Music
Compatibility
Requires iOS 15.6 or later.
iPhone Requires iOS 15.6 or later.
iPad Requires iPadOS 15.6 or later.
iPod touch Requires iOS 15.6 or later.
Mac Requires macOS 12.5 or later and a Mac with Apple M1 chip or later.