hash-calendar is described as 'Lightweight, client-only calendar web application. All data persists in the URL hash for instant sharing, No backend required. Optional AES-GCM password protection keeps shared links locked without a server' and is a Calendar app in the office & productivity category. There are more than 50 alternatives to hash-calendar for a variety of platforms, including Android, iPhone, Web-based, iPad and Mac apps. The best hash-calendar alternative is Google Calendar. It's not free, so if you're looking for a free alternative, you could try Google Calendar or Proton Calendar. Other great apps like hash-calendar are Tuta Calendar, Etar, KashCal and Fantastical.
BusyCal is the most powerful, flexible, heavily customizable, reliable calendar app for macOS. It's packed with time-saving features and compatible with all leading cloud services including Reminders, iCloud, Google, Exchange, Office 365, Yahoo, Fastmail, Fruux, Kerio, Zoom...
United States
HEY Calendar is a digital scheduling tool designed with a unique approach to managing time and tasks. It offers a feature that allows users to rename days according to their significance, such as designating a day as 'Travel day', 'Anniversary', or 'No work...
United States
Popular calendar app integrating Google, Live, Outlook, iCloud, Exchange, Office365, and Facebook into an easy overview. Manage appointments, events, and birthdays seamlessly with customizable views and notifications. Optimized for both personal and professional use.
Netherlands
EU
Calendar encryption: View calendars and stores them encrypted on your device or in the cloud.
Ulti-Planner is a new modern calendar app with best-in-class features. We have spent years perfecting our new flagship product with speed, power, and flexibility. Features include full year, month, timeline day, week, and agenda list views to display your events and reminders...
United States
Sometimes we just need to plan our days to make better use of the hours. Sometimes we just need our days to be more ... Structured.
GermanyEU
Cron Calendar brings the power and design of Cron’s macOS and Windows app to your phone. Schedule meetings and control your time like never before. Cron deeply integrates with Google Calendar accounts so that all your events and resources are synced.
United States
Web-based time-management tool featuring appointment scheduling, sharing, reminders, to-do list integration, iCalendar file import, collaborative options, multiple calendar creation, recurring events, and cross-device access for both personal and organizational use.
United States
Android calendar-app showing the weeks of the year (week numbers), 21 languages, syncable with Google Calendar:
GermanyEU
TimeTree is a calendar app designed around the concept of shared schedules and communication.
Japan
Automatically sync calendars and contacts between Thunderbird, Outlook and Android devices, without using the cloud or servers.
GermanyEU
Cozi is a free online calendar that helps families coordinate activities. See who needs to be where and when, be reminded of upcoming appointments, and print your calendar by week or month. Cozi is the easiest online calendar you'll ever use.
United States
