Integrate Mailsac with Instantly to automate workflows, sync data between apps, and eliminate repetitive tasks with AI-powered automation.
Delete Email Message in Mailsac when New Lead in Campaign in Instantly.ai
Move Message to Folder in Mailsac when New Lead in Campaign in Instantly.ai
Set Message Read/Unread in Mailsac when New Lead in Campaign in Instantly.ai
Star Message in Mailsac when New Lead in Campaign in Instantly.ai
Add Label To Message in Mailsac when New Lead in Campaign in Instantly.ai
Start from a real workflow other teams are already running.
Mailsac
When this happens...
New Email Received
Instantly
Automatically do this!
Create Lead
Create Lead List
Test account vitals
Add Lead to List
Add Lead to Campaign
Create Campaign
Create Block List
Create Custom Tag
Delete Custom Tag
Update Lead
Remove Lead From Campaign
Remove Lead From List
Update Campaign
Delete Email Message in Mailsac when New Lead in Campaign in Instantly.ai
Use this flowMove Message to Folder in Mailsac when New Lead in Campaign in Instantly.ai
Use this flowSet Message Read/Unread in Mailsac when New Lead in Campaign in Instantly.ai
Use this flowStar Message in Mailsac when New Lead in Campaign in Instantly.ai
Use this flowAdd Label To Message in Mailsac when New Lead in Campaign in Instantly.ai
Use this flowRemove Label From Message in Mailsac when New Lead in Campaign in Instantly.ai
Use this flowCreate/Update Address in Mailsac when New Lead in Campaign in Instantly.ai
Use this flowList All Email Attachments from Mailsac when New Lead in Campaign in Instantly.ai
Use this flowDelete Email Message in Mailsac when New Email Received
Use this flowMove Message to Folder in Mailsac when New Email Received
Use this flowEverything you can automate between Mailsac and Instantly.
When this happensTriggers
A trigger is an event that starts a workflow.
Triggers when a new email message is received in a specified inbox.
Triggered when a new lead is created in a specific campaign.
Triggered when a new email is received in a specific campaign.
Triggered when a new email is sent.
Triggered when a specific lead is unsubscribed.
Triggered when a specific campaign is completed.
Action is the task that follows automatically within your Mailsac integrations.
Delete an email from the inbox using its message ID.
Move an email to Inbox, Spam, or Trash for better organization.
Mark an email as read or unread by toggling its status.
Mark an email as important so it won’t be automatically deleted when your mailbox is full.
Add a label to an email to help organize messages.
Remove a label from a message to ungroup or reorganize it.

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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Mailsac is a versatile email testing and disposable email service that allows developers and testers to receive and test emails without the need for a permanent email address. It is ideal for testing email workflows, verifying email functionalities, and ensuring that email communications are working as intended in applications.
Learn moreInstantly is a powerful AI-driven platform designed to enhance productivity and streamline workflows. It leverages artificial intelligence to automate tasks, manage data, and provide insights, making it an essential tool for businesses looking to optimize their operations.
Learn moreSign up for a free viaSocket account, then authorize both your Mailsac and Instantly 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 Mailsac and Instantly 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 Instantly. No coding required.
Yes. You can set up a workflow where Mailsac triggers actions in Instantly, and a separate workflow where Instantly triggers actions in Mailsac. 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 Mailsac and Instantly. Paid plans unlock higher task limits, faster polling, and advanced features like multi-step workflows and conditional logic.
No. The entire Mailsac and Instantly integration is built through a visual, point-and-click interface. Code blocks are available if you want them, but they are never required.