Description
Nittei-san offers a straightforward solution for collaborative scheduling, allowing users to find common availability for meetings and events without the need for account creation, logins, or downloads. The core functionality revolves around creating a shareable calendar URL that can be distributed globally. Participants receive this link and can then mark their preferred dates and times directly on the calendar.
This tool is designed for immediate use, eliminating the friction often associated with scheduling platforms. Organizers can initiate a scheduling session by pressing "Start Scheduling!", inputting potential time slots, and adding expected participants. Once the calendar is set up, the organizer shares the unique URL. Participants then access the link, select their name, and indicate their availability. The system operates in real-time, meaning all participants can view and update the calendar simultaneously, much like marking preferences on a physical whiteboard.
A key feature is the option to log in with Google, which allows users to import their existing calendar events. These events are then faintly displayed on the Nittei-san calendar, providing a visual reference to avoid conflicts. This integration helps users coordinate schedules while being aware of pre-existing commitments. The tool also facilitates copying available time slots in text form, making it easy to notify others outside the platform.
Nittei-san distinguishes itself by its extreme simplicity and accessibility. Unlike many scheduling tools that require implementation or account setup, Nittei-san is ready to use the moment a user accesses the link. This makes it ideal for quick coordination with external partners or for situations where immediate scheduling is paramount. The interface is intuitive, resembling a familiar calendar, which lowers the barrier to entry for new users.
However, Nittei-san has limitations. It does not offer notification or reminder features, nor does it automatically add confirmed dates to a user's calendar. Users are responsible for manually transferring finalized schedules to their preferred calendar applications. The tool focuses purely on the collaborative selection of available times, acting as a digital whiteboard for scheduling coordination.
Shareable Calendar for Collaborative Scheduling's Core Features
No account registration or login required
Free to use indefinitely
Shareable calendar URL for global distribution
Real-time collaborative editing of availability
Google Calendar integration for viewing existing events
Ability to paste and set candidate dates in free-text format
Copy available time slots to clipboard
Batch registration of members via paste
Improved mobile usability
Clear and copy time slots and member availability
Intuitive calendar interface for easy operation
How to use Shareable Calendar for Collaborative Scheduling?
Start Scheduling: Press the 'Start Scheduling!' button to create a new calendar.
Set Time Slots: Enter the potential time slots on the calendar.
Add Participants: Add expected members in advance (participants can also add themselves).
Share URL: Once time slots and members are set, share the URL with participants.
Enter Availability: Participants receive the URL, select their name, and enter preferred dates/times.
Notify Organizer: Participants notify the organizer once availability is entered.
Complete Scheduling: Once everyone has entered their availability, the scheduling is complete.
Shareable Calendar for Collaborative Scheduling's Use Cases
- Meeting Scheduling
- Event Planning
- Collaborative Work
- External Coordination
- Appointment Setting
- Group Availability Check








