Endel vs Google Flow Music (formerly Riffusion)

Endel generates personalized soundscapes that adapt in real time to help you focus, relax, sleep, or stay grounded during activity. The audio engine uses patented Endel Pacific technology that reacts to inputs like time of day, weather, heart rate, and location instead of looping static tracks. The marketing site describes it as neuroscience-backed functional audio for everyday wellness.

Playlist apps give you fixed songs; Endel keeps regenerating sound on the device so the mix shifts with your context. Focus mode claims up to a 7x increase in sustained concentration versus playlists in peer-reviewed research cited on the site, and Relax, Sleep, and Activity modes each ship with generative visuals. The same engine runs across iOS, Android, macOS, web, Apple Watch, Alexa, Apple TV, and Fire TV.

Students, remote workers, people with ADHD, parents, and anyone fighting insomnia are the implied audience from focus and sleep landing pages plus App Store reviews quoted on endel.io. A free edition exists, while Premium unlocks all modes, offline playback, wearable integrations, and artist collaboration soundscapes like James Blake: Wind Down.

Google Flow Music lets you create full-length songs, remix tracks, and publish music through a conversational studio built on Google's Lyria 3.5 model. riffusion.com now redirects to flowmusic.app, where you chat with Producer like you are in a session, iterate on vocals and arrangement, and export finished tracks.

Unlike one-shot music generators that spit out a clip and stop, Flow Music focuses on iterative editing. Replace and Extend let you swap specific sections or continue a song past its endpoint without regenerating the whole track. You can also direct Veo-powered music videos, split stems, apply audio effects, and vibe-code custom instruments or mini apps inside Spaces.

The free tier includes daily top-up credits and two concurrent generations with no credit card required. Paid plans raise monthly credits, concurrent generation limits, and add member perks. Google acquired the Riffusion team in 2026 and folded the product into Google Labs alongside Lyria and Veo.