Calm vs Flo Period Tracker
“Which one wastes more of your one finite, irreplaceable life? We ran the numbers. We made the numbers up. The result is somehow still accurate.”
Calm
“It's not addiction if the interface is this good.”
Flo Period Tracker
“A calendar that gently knows your cycle, your moods, and far more than you typed in.”
| Feature | Calm | Flo Period Tracker |
|---|---|---|
| 🕳️ Hours Wasted / Day | 6.9 hrs More hours = clear winner of nothing. | 5.9 hrs |
| 🔥 Lifetime Damage | 6.7M hrs | 13M hrs |
| Our Rating | 4.5 | 4.5 |
| App Store | 4.8 | |
| Google Play | 4.5 | 4.7 |
| Price | Free | Free |
| Downloads | 50M+ | 100M+ More victims downloaded. |
| Size | 178 MB | |
| In-App Purchases 💸 | ||
| Requires Internet | ||
| Age Rating | Everyone | Everyone |
| Developer | Calm.com, Inc. | Flo Health Inc. |
By our entirely fabricated metrics, Calm wins the race to the bottom of your free time. Flo Period Tracker is the “responsible” choice, in the way that a slightly smaller slice of cake is responsible. There are no winners here. Only documented hours.
Pick Your Poison
Choose Calm if...
Calm is worth the investment for chronic insomniacs or those committed to daily meditation who need structured guidance, but budget-conscious users should skip it entirely—free alternatives like Insight Timer offer more functionality without the aggressive monetization and billing risks.
Choose Flo Period Tracker if...
Flo Period Tracker remains a decent app for basic period tracking, especially for those willing to pay for premium features and detailed insights. However, users seeking a simple, ad-free experience without constant upgrade prompts might prefer a less aggressive period tracker.
Get Calm
Get Flo Period Tracker
Every stat above is affectionately invented. The apps are real, the regret is real, the numbers are vibes. “Requires: stable Wi-Fi, poor impulse control, and a willingness to question your life choices at 2 AM.”