Brain.fm records 2,188,538 monthly visits with -10.4% month-over-month growth and Free Trial, Paid pricing. Stardust records 38,292 monthly visits with -4.1% growth and Free pricing.

Track your cycle with science, and a little astronomy
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | brain.fm | stardust.app |
| Pricing Model | Free Trial, Paid | Free |
| Monthly Visits | 2.19M (2,188,538) | 38.29K (38,292) |
| MoM Traffic Delta | -252.96K (-10.4%) | -1.66K (-4.1%) |
| Primary Market & Share | 🇺🇸 United States (50%) | 🇺🇸 United States (49.1%) |
| Direct Visits / mo | 1.51M | 7.11K |
| User Rating | 4.2 | 4.2 |
| Supported Platforms | Website | Website |

Neuroscience-backed functional music for focus, sleep, and relaxation
Activity-based music and soundscapes for Deep Work, Creativity, Learning, Motivation, sleep, and relaxation, plus guided meditation and sleep sessions.
Patented audio modulation designed to enhance and synchronize brainwave activity, with adjustable neural effect levels you can dial up or down.
Higher-stimulation music designed for attention difficulties, backed by research supported in part by a National Science Foundation grant.
Infinite count-up timers, countdown timers, and interval timers that adapt to focus and break sessions.

Track your cycle with science, and a little astronomy
Log and predict your menstrual cycle, with insight into the phases that shape your energy and mood across the month.
Identify your fertile window with ovulation predictions built on your own logged data rather than a generic calendar.
Track pregnancy week by week alongside your cycle data in the same app.
See how your hormones shift across the cycle and what each phase means for how you feel.
Your personal guide to modern astrology
Your personal guide to modern astrology
SpecialistProvides guided meditations and sleep stories for mental wellness, but offers less continuous instrumental focus music.
SpecialistProvides guided meditations and sleep stories for mental wellness, but offers less continuous instrumental focus music.

A supplement tracker and optimizer that scores product quality and your whole stack
A supplement tracker and optimizer that scores product quality and your whole stack
SpecialistAllows customizing instrumental background tracks and loops, but focuses on media production rather than cognitive enhancement.
SpecialistAllows customizing instrumental background tracks and loops, but focuses on media production rather than cognitive enhancement.

SpecialistCreates royalty-free background music for videos, but lacks specialized sound engineering designed for deep work concentration.
SpecialistCreates royalty-free background music for videos, but lacks specialized sound engineering designed for deep work concentration.
SpecialistGenerates custom ambient audio and instrumentals from text prompts, but lacks structured focus and sleep playlists.
SpecialistGenerates custom ambient audio and instrumentals from text prompts, but lacks structured focus and sleep playlists.
AI that reads your lab results and explains what they actually mean
AI that reads your lab results and explains what they actually mean

SpecialistDelivers immersive relaxation and meditation sessions with adaptive audio, but requires VR or specialized hardware for full impact.
SpecialistDelivers immersive relaxation and meditation sessions with adaptive audio, but requires VR or specialized hardware for full impact.
Life and health tracking with an AI coach built around your data
Life and health tracking with an AI coach built around your data

Health intelligence infrastructure for nutrition and metabolic data
Health intelligence infrastructure for nutrition and metabolic data