Double HQ Gmail

Double HQ + Gmail Integrations

Put Double HQ + Gmail to work with AI and enterprise-grade automation

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See the kind of workflows teams build with Double HQ and Gmail below — describe the exact one you want above and the Agent builds it on demand.

Double HQ + Gmail When client properties are updated in Double HQ, send a status email via Gmail with the details.
Send automated overdue payment notices When an invoice becomes overdue in Double HQ, automatically send a reminder email via Gmail to prompt the customer for payment. See details
Dispatch payment confirmation receipts When a payment is received in Double HQ, automatically send a thank-you receipt email to the customer using Gmail. See details
Log vendor bills from incoming emails When a bill email is received in Gmail, automatically record an expense in Double HQ to maintain accurate accounts payable. See details

Browse the full workflow library →

Looking to achieve something else with Double HQ and Gmail?

Just describe what you need — the Agent researches both APIs and builds the real automation on demand.

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Triggers & actions for Double HQ and Gmail

Everything Double HQ and Gmail can do inside a workflow — the triggers that start one and the actions that run when it fires.

Double HQ Explore Double HQ →

Double HQ is a workflow management software built for accounting and bookkeeping firms to manage client operations.

Triggers
Client Creation

Triggers when a new client is created.

Client Properties Update

Triggers when client properties are modified.

Close Status Update

Triggers when the status of a close is modified.

Inbound Question Creation

Triggers when a new inbound question is created.

Tax Return Status Update

Triggers when the status of a tax return project is modified.

Task Status Update

Triggers when the status of a task is modified.

Actions
Assign Client to Branch

Assigns an existing client to a branch in Double.

Lookup Client by Email

Search for clients by contact email address.

Create Client

Creates a new client in Double.

Create Contact

Creates a new contact for a client in Double.

Get Client Assignment

Retrieves the assignment details (preparer, reviewer, manager) for a client in Double.

Apply Organizer Template to Client

Apply an organizer template to a client in Double.

Gmail Explore Gmail →

Gmail is a free email service developed by Google that allows users to send, receive, and manage messages.

Triggers
New Attachment

Triggers when you receive a new attachment.

New Label

Triggers when you add a new label.

New Labeled Conversation

Triggers the first time a label is added to a conversation. Replies within that conversation will not trigger again.

New Labeled Email

Triggers when an email is labeled. Also triggers when a reply is added to the conversation.

New Email

Triggers when a new email appears in the specified mailbox.

New Email Matching Search

Triggers when you receive a new email that matches a search string you provide.

Actions
Add Label to Email

Add a label to an email message.

Archive Email

Archive an email message.

Delete Email

Sends an email message to the trash.

Create Draft

Create a draft email message.

Create Draft Reply

Create a draft reply to an existing email.

Forward Email

Forward an existing email message to new recipients.

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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.
H
Huynh H
Developer, Multiplier
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.
J
Jayesh
Co-Founder, Scrut
Seamless integration experience. Well-documented, self-explanatory APIs, and excellent service and support.
P
Poorvi
Product Manager, Onsurity
Easy to integrate. Knit's dashboard is intuitive for setting up and testing integrations, and the sandbox is extremely useful during development.
A
Aditya
Product Lead, RazorpayXPayroll
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.
R
Rohit Singh
GM, Payoneer Workforce Management

#1 in Ease of Integrations

4.9 out of 5 stars

4.9 out of 5 stars on G2

G2 Leader, Spring 2026G2 Fastest Implementation, Spring 2026G2 High Performer, Spring 2026G2 Best Est. ROI, Spring 2026
FAQ

Common questions about Double HQ + Gmail

Is there a pre-built Double HQ + Gmail automation?

Not yet, but Knit's Integrations Agent can build one — describe what you want and it researches Double HQ and Gmail's public API docs (or your own uploaded docs) and builds a working automation.

Does this require a pre-built Double HQ or Gmail connector?

No. The Agent works whether or not Double HQ or Gmail 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.

Why connect Double HQ to Gmail?

Integrating accounting with email lets you automatically send personalized payment confirmations, overdue invoice notices, and billing updates without manual drafting.

Can overdue invoice alerts be sent automatically through Gmail?

Yes, when an invoice becomes overdue in Double HQ, an automated follow-up email can be sent through Gmail to prompt client payment.

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