Transform any audio input into evolving soundscapes, from shimmering clouds to rhythmic fragments. This app offers real-time granular processing with eight distinct engines and built-in effects for creative sound design and musical performance.



10+ similar apps compared and reviewed
Coastline is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.



Transform any audio input into evolving soundscapes, from shimmering clouds to rhythmic fragments. This app offers real-time granular processing with eight distinct engines and built-in effects for creative sound design and musical performance.




Transform any sound into lush, evolving musical textures with twelve tuned voices. Choose from various resonator models and motion engines to create unique sonic landscapes. Lock to host tempo for rhythmic precision.





Transform any audio input into evolving ambient soundscapes. This app offers a unique signal chain with looping, granular synthesis, and modulated reverb, all controlled by a master 'Gravity' parameter for creating drones and textures.