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 Scheduleonce 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 Notion 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 Notion.
Notis Desktop
Run from Notis desktop with hotkeys & history.
Supported triggers and
actions
Notis builds workflows that link Scheduleonce 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
Need more than
Scheduleonce offers?
The managed catalog covers 1,000+ apps. When you need something it does not, bring your own tools and Notis will use them just the same.
Custom MCP servers
Bring your own. Point Notis at any Model Context Protocol server, your own or a vendor's, and its tools become available like any other integration.
Set up a custom MCPCLI tools
When a tool ships as a command line, Notis installs it on your Cloud Computer and runs it for you. Stripe, Supabase, gh, aws and anything else on Linux.
Install a CLI toolStart saving time today.
Connect in 60 seconds. No DIY, no maintenance, no setup tax.