HomeAppsProductivityKalendariumApps like Kalendarium Here are some great alternatives to Kalendarium by Akstar Mobile : Calends Calendar ★4.6 Holidays and Vacations ★4.5 Croatia Calendar 2025 ★5.0 Holiday calendar ★4.4 US Holiday Calendar 2025 ★4.3 US Calendar with Holidays ★4.7 Page-a-Day calendar and widget ★4.3 Holiday Calendar ★4.5 Holiday Calendar 2025 ★4.4 Mexico Calendar ★4.8 Colombia Calendar ★4.8 Calendar 2025 in English ★4.7 Holiday Calendar 2025 ★3.7 Ukraine Calendar 2025 ★5.0 US Holiday Calendar 2025 ★3.8 Russia Calendar ★4.2