Option A
Calm
Health
The #1 app for meditation and sleep.
Calm offers meditations, sleep stories, music, and mindfulness sessions for daily mental wellness.
- Founder
- Michael Acton Smith
- Founded
- 2012
- Team
- 500+
- Listing
- Free (nofollow)
- Listed
- May 2026
Compare
Calm vs Tally Health
Side-by-side comparison of two indie startups from the Startup Spotlight directory.
Option B
Tally Health
Health
Take control of your biological age.
Tally Health measures your biological age from a cheek swab and provides a personalized longevity plan to slow aging.
- Founder
- Melanie Goldey
- Founded
- 2022
- Team
- 11-50
- Listing
- Free (nofollow)
- Listed
- May 2026