Integrate DaySchedule with FastBill to automate workflows, sync data between apps, and eliminate repetitive tasks with AI-powered automation.
Create Invoice in FastBill when New Contact Added to DaySchedule
Send Invoice by Email using FastBill when New Contact Added to DaySchedule
Create Offer in FastBill when New Contact Added to DaySchedule
Search Customer in FastBill when New Contact Added to DaySchedule
Search Invoice in FastBill when New Contact Added to DaySchedule
Start from a real workflow other teams are already running.
DaySchedule
When this happens...
New Booking Created
New Contact Added
New Resource Added
New Campaign Added
Short Link Added
New Team Created
On Event Started
Event Scheduled
On Event Canceled
FastBill
Automatically do this!
Create Customer
Create Invoice
Add Payment for Invoice
Send Invoice by Email
Create Revenue
Add Payment for Revenue
Create Offer
Search Customer
Search Invoice
Canceling an Invoice
Create Invoice in FastBill when New Contact Added to DaySchedule
Use this flowSend Invoice by Email using FastBill when New Contact Added to DaySchedule
Use this flowCreate Offer in FastBill when New Contact Added to DaySchedule
Use this flowSearch Customer in FastBill when New Contact Added to DaySchedule
Use this flowSearch Invoice in FastBill when New Contact Added to DaySchedule
Use this flowCreate Invoice in FastBill when New Resource Added to DaySchedule
Use this flowAdd Payment for Invoice to FastBill when New Resource Added to DaySchedule
Use this flowSend Invoice by Email using FastBill when New Resource Added to DaySchedule
Use this flowCreate Revenue in FastBill when New Resource Added to DaySchedule
Use this flowAdd Payment for Revenue in FastBill when New Resource Added to DaySchedule
Use this flowEverything you can automate between DaySchedule and FastBill.
When this happensTriggers
A trigger is an event that starts a workflow.
Runs when new booking created
Runs when new contact is added
Runs when new resource is added
Runs when new campaign added
Runs when short link is added
Runs when new team is created
Action is the task that follows automatically within your DaySchedule integrations.
Create a new contact
Create a new invitee
Update contact information
Get all bookings
Creates a new customer in FastBill.
Creates a new invoice.

Follow a simple walkthrough to create, test, and launch your first automation.
Connect your apps
Link the apps you want to automate.
Configure your workflow
Set up triggers, actions, and map your data.
Test & publish
Test your workflow and publish it.
Recognized by leading review platforms and trusted by 10,000+ businesses worldwide.
Just describe the task in plain English. viaSocket AI selects the right apps, builds the workflow, maps the fields, and prepares everything for review before you publish.

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DaySchedule is an online appointment software that helps businesses and professionals manage their appointments and meetings online.
Learn moreFastBill is a cloud app for German invoicing & accounting. Writing offers and invoices, paying your bills or preparing your tax return is easier than ever with FastBill.
Learn moreSign up for a free viaSocket account, then authorize both your DaySchedule and FastBill accounts. From there, pick a trigger in one app and an action in the other. Your first workflow can be live in under five minutes.
Yes. viaSocket uses instant triggers where available, so data moves between DaySchedule and FastBill as soon as the event happens. Scheduled polling triggers run at a maximum interval of 15 minutes.
Yes. You can map specific fields, apply filters to skip records that do not match your conditions, and transform values before they reach FastBill. No coding required.
Yes. You can set up a workflow where DaySchedule triggers actions in FastBill, and a separate workflow where FastBill triggers actions in DaySchedule. Both run independently and in real time.
viaSocket logs every run so you can see exactly what succeeded and what failed. Failed tasks can be retried from the dashboard without re-configuring the workflow.
Yes, there is a free plan that covers basic workflows between DaySchedule and FastBill. Paid plans unlock higher task limits, faster polling, and advanced features like multi-step workflows and conditional logic.
No. The entire DaySchedule and FastBill integration is built through a visual, point-and-click interface. Code blocks are available if you want them, but they are never required.