Loops + Circle Integrations
Put Loops + Circle to work with AI and enterprise-grade automation
4.9/5 on G2·
Google for Startups Accelerator
Workflows you can build between Loops and Circle
See the kind of workflows teams build with Loops and Circle below — describe the exact one you want above and the Agent builds it on demand.
Loops + Circle
When a campaign email is sent in Loops, sync the notification to the relevant member profile in Circle.
Add new CRM leads to email marketing lists
When a new lead is created in Circle, automatically add them as a subscriber to a designated list in Loops.
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Create CRM contacts from email subscribers
When a new subscriber is added in Loops, automatically create a matching contact record in Circle.
See details
Send transactional emails on closed deals
When a deal is marked won in Circle, automatically send a transactional confirmation email to the client using Loops.
See details
Browse the full workflow library →
Looking to achieve something else with Loops and Circle?
Just describe what you need — the Agent researches both APIs and builds the real automation on demand.
Try Knit FreeTriggers & actions for Loops and Circle
Everything Loops and Circle can do inside a workflow — the triggers that start one and the actions that run when it fires.
Loops Explore Loops →
Loops is an email marketing platform designed for modern software companies to send transactional messages and automated product updates.
TriggersTriggers when a campaign email is sent to a recipient (warning: will trigger for every recipient of your campaign).
Triggers when a contact is subscribed to a mailing list.
Triggers when a contact is unsubscribed from a mailing list.
Triggers when a contact is unsubscribed from your audience in Loops.
Triggers when a contact is created in Loops.
Triggers when a contact is deleted in Loops.
Adds a contact to your audience.
Deletes a contact from your audience.
Sends an event to Loops.
Sends a transactional email.
Updates the properties of a contact in your audience.
Circle Explore Circle →
Circle is a community platform for creators and brands that provides member discussions, events, course hosting, and client tracking.
TriggersTriggers when a member is removed from the community.
Triggers when a flagged content is approved
Triggers when a flagged content is rejected
Triggers when an access group is created.
Triggers when a new space is created.
Triggers when a new comment is posted.
Add a member to an access group.
Add a new member to a space group and all its spaces.
Add a member to a space.
Create a new comment.
Creates a new contact in your community
Creates a new lesson in a course.
Other Email Marketing apps on Knit
Explore more Email Marketing integrations you can automate with Knit — or describe a custom workflow and the Agent builds it.
Action Network
A digital organizing toolset that provides email marketing, online petitions, and fundraising tools for progressive campaigns and nonprofits.
Acumbamail
An email marketing and SMS platform for creating newsletters, managing subscriber lists, and running automated email campaigns.
Audienceful
Audienceful is a content-focused email marketing platform that allows users to publish web content and email newsletters simultaneously.
AWeber
AWeber is an email marketing tool that enables small businesses to design newsletters, automate campaigns, and manage subscribers.
beehiiv
beehiiv is a digital newsletter platform that provides tools for content creators to write, send, scale, and monetize email newsletters.
BirdSend
BirdSend is an email marketing automation application designed for content creators to manage contact lists and email campaigns.
BombBomb.com
BombBomb is a video messaging and email outreach platform that allows users to record and send personal video emails.
Breakcold Legacy
Breakcold Legacy is email marketing and outreach software designed to manage cold email campaigns and social selling workflows.
Other CRM apps on Knit
Explore more CRM integrations you can automate with Knit — or describe a custom workflow and the Agent builds it.
10xCRM
10xCRM is a customer relationship management solution that helps sales teams organize contacts, track pipelines, and automate communications.
17hats
17hats is a business management and CRM software designed for solo entrepreneurs and small businesses to handle client workflows and invoicing.
1CRM
1CRM is an all-in-one customer relationship management solution for small and medium businesses to manage leads, orders, and service requests.
AccuLynx
AccuLynx is a dedicated roofing business management software designed to streamline contracting estimates, field management, lead tracking, and client communications.
Act!
Act! is a customer relationship management and marketing automation solution designed to manage sales pipelines, customer records, and communication histories.
Actionstep
Actionstep is a cloud-based law practice management platform that includes legal CRM, matter management, and billing tools.
Advyzon
Advyzon is an all-in-one financial advisor management platform combining client reporting, billing, document management, and CRM features.
AEvent
AEvent is webinar marketing and CRM software that automates event registration, attendee communications, and follow-ups.
Customer Stories
See how leading technology firms are scaling their operations
Amazing Product With Exceptional Support from the team. By using Knit we managed to speed up our development by orders of magnitude.
A brilliant tool to let you seamlessly integrate with many different systems. It is very easy to integrate with and customer support is next level.
Seamless integration experience. Well-documented, self-explanatory APIs, and excellent service and support.
Easy to integrate. Knit's dashboard is intuitive for setting up and testing integrations, and the sandbox is extremely useful during development.
Knit shipped a brand-new Timesheet API in a week and handed us a ready-to-use NetSuite sandbox. That velocity is priceless when you're running payroll in 40+ countries.
#1 in Ease of Integrations
4.9 out of 5 stars on G2
Common questions about Loops + Circle
Is there a pre-built Loops + Circle automation?
Not yet, but Knit's Integrations Agent can build one — describe what you want and it researches Loops and Circle's public API docs (or your own uploaded docs) and builds a working automation.
Does this require a pre-built Loops or Circle connector?
No. The Agent works whether or not Loops or Circle already has a pre-built connector in Knit's catalog — it researches the real API surface either way.
How long does it take to build?
Minutes to build a first working version, not weeks — you test it against real data before it goes anywhere near production.
How does syncing Circle and Loops improve lead tracking?
New subscribers or email interactions in Loops automatically create or update records in Circle, providing sales teams with clear engagement context.
Can deal stage updates trigger targeted emails?
Yes, changing a deal stage or closing a deal in Circle can automatically add subscribers to specific lists or send transactional emails through Loops.