Estimated Website Traffic
— apple.coSource month: June 2026 · Source: Similarweb estimate
This is whole-site traffic for apple.co; it does not measure this feature's usage, users, or customers.
Data status: Valid estimate · Updated: 2026-07-08
Current Estimated Visits
576.8K
Previous Estimated Visits
510.6K
Absolute Gain
+66.3K
Monthly Growth
+13.0%
About Calcium
Calcium tracking on your wrist with daily reminders! Fully standalone (no iPhone required). Seamless Apple Health integration. Zero ads, no login needed, and secure data handling. Minimalist design with tons of watch widgets. Just 5Mb—smaller than a photo!
