Your 
Scheduleonce always
one message away
Book time slots, schedule meetings, manage contacts and calendars in Scheduleonce from WhatsApp, Slack, or Telegram, by voice or text.
Mailchimp
Scheduleonce
Six ways to run it from a message.
Drive it by message when you need it, or put it on autopilot.
Add contacts to Scheduleonce
Record a new contact's name, email, and details to your Scheduleonce account by voice or text.
Update bookings and contacts
Reschedule availability, cancel bookings, or update contact details with messages like 'Cancel tomorrow at 2pm'.
Ask about your calendar
Look up bookings, check your availability, or find contacts in Scheduleonce with a quick question.
Weekly booking summary
Get scheduled summaries of your upcoming bookings, calendar events, or contact activity delivered to your messages.
Scheduled reminder actions
Set Notis to send booking reminders, follow-up messages, or availability summaries on the schedule you choose.
Connect with your tools
Link Scheduleonce to your CRM, email, and calendar to sync bookings, contacts, and meeting data across platforms.
Scheduleonce, from anywhere you
message.
Pick the channel you already live in. Notis turns it into a fully native Scheduleonce remote.
Telegram
Voice-first Scheduleonce bot. Record, tag, file.
WhatsApp business or personal, both work.
Slack
Slash-command your way through any workspace.
iMessage
Native bubbles. iPhone, iPad and Mac.
Gmail
Forward emails. Get them filed in Scheduleonce.
Notis Desktop
Run from Notis desktop with hotkeys & history.
Supported triggers and
actions
Notis builds workflows that link this app to anything else. A trigger fires from one place; an action lands in another.
No triggers have been added for Scheduleonce yet.
Connect any two apps
with AI in the middle.
Choose the app that starts the workflow and the app that should react. Notis sits in between, reading each event, deciding what matters, and writing the result exactly where it belongs.
When this happens · Trigger
Do this · Action
Connect Scheduleonce to
1,000+ integrations in one click.
Start with a managed app, then go beyond the catalog with any MCP server or CLI tool. Notis can use all three from the same conversation.
1,000+ managed integrations
Choose a supported app and connect it in one click. Notis handles access and makes its actions available to every agent.
Browse integrationsCustom MCP servers
Bring any remote or local Model Context Protocol server. Its tools become available to Notis like any managed integration.
Set up a custom MCPCLI tools
Use any Linux command line on your Cloud Computer. Notis can install it, run it, and bring the result back to your conversation.
Install a CLI toolStart saving time today.
Connect in 60 seconds. No DIY, no maintenance, no setup tax.