Proton Calendar vs Rallly

Proton Calendar

9.6 #2 in Calendar apps

About Proton Calendar

Rallly

6.2 #150 in Calendar apps

About Rallly
Proton CalendarRallly
Free planYesYes
Free trialNoNo
Paid fromFree$0.50/mo
Open sourceNoNo
PlatformsAndroid, iOSapi, self-hosted, Web
Free planYesYes
Shared calendarsYes—
Scheduling linksYes—
Calendar syncone_way—
Mobile appsios and android—
Video meeting supportYes—
Paid from—$6/user/mo

Both are listed in Best Calendar Apps. On Samsung Mobile US Press, Proton Calendar scores higher on our published basis.