

Harvest + WHMCS Integration
Integrate Harvest to WHMCS in one click, or tell Integrately AI how you want each client handled. Create clients, log invoices, sync billable hours, and manage billing records automatically.
1.
2.
Trusted by experts at...
























Ready Workflows ย for Harvest + WHMCS Integration
Create clients, process invoices, log time entries, update billing records, and track support tickets, all in just one click.
Sorry, we donโt have a ready workflow for this combination yet.
Create your workflow with Integrately AI.Simply describe what you want to automate, and Integrately AI will build it for you.
Connect more apps to your Harvest + WHMCS flow
Streamline billing follow-ups, sync financial reports, and notify your team whenever time or invoices update. Pick a combination and activate it in one click.


+
Stripe (4)
+
Slack (4)
+
Google Sheets (4)
+
QuickBooks Online (4)
+
Jira Software Cloud (4)
+
Zendesk (4)
H
W
S
When an invoice is paid in Harvest, create a new invoice in WHMCS, and generate a payment link in Stripe.
Paid Harvest invoices automatically generate WHMCS invoices and Stripe payment links so billing stays aligned across systems without manual entry.
H
W
S
When a client is added in Harvest, create a client in WHMCS, and create a customer in Stripe.
New Harvest clients are registered in WHMCS and Stripe instantly, eliminating duplicate data entry across your billing stack.
H
W
S
If an invoice is paid in Harvest, create a record in WHMCS and record a charge in Stripe.
Successful Harvest invoice payments update WHMCS records and log charges in Stripe automatically.
H
W
S
When a contact is added in Harvest, search for the client in WHMCS, and create a customer in Stripe.
Harvest contacts trigger a client search in WHMCS and create a new customer record in Stripe.
Supported triggers and actions for Harvest and WHMCS
Mix and match to build the exact automation you need

Harvest Triggers & Actions
Timesheet entry is created in Harvest
Triggers the automation when there is a new timesheet entry
Try it โ Person is assigned to project in Harvest
Triggers the automation when a person is assigned to a project
Try it โ Invoice (with line items) is added in Harvest
Triggers the automation when a new invoice (with line items) is added
Try it โ 
WHMCS Triggers & Actions
What can you automate with Harvest + WHMCS?
Connect your time tracking and billing workflows to eliminate manual data entry and keep financial records synchronized across platforms.
๐งพ
Create clients and invoices automatically
Generate WHMCS clients and invoices the moment new client profiles or paid invoices are added in Harvest. Eliminate duplicate data entry across your billing stack.
๐
Capture every submitted invoice detail
Map available Harvest invoice line items and client data directly into WHMCS fields without missing crucial billing information.
๐
Notify your team on Slack instantly
Alert your billing or finance channel in Slack the exact moment an invoice is paid in Harvest or an order is created in WHMCS.
๐
Route records based on submitted fields
Trigger different project creation rules in Harvest depending on the client tier or order details submitted in WHMCS.
๐
Keep billing records up to date
Update existing client profiles and invoice statuses in WHMCS whenever corresponding changes happen in Harvest.
๐
Search and prevent duplicate entries
Search for existing clients by ID in WHMCS before creating new records to maintain a clean and accurate database.
โก
Handle payment and status changes
Automatically update project statuses in Harvest when corresponding invoices are marked as paid or orders are created in WHMCS.
๐
Extend workflows to Google Sheets
Log completed Harvest billable hours and WHMCS transaction details into Google Sheets while maintaining your core billing records.
And much more...
Who is Harvest + WHMCS integration for?
Freelancers, billing managers, and support teams who spend hours manually syncing time tracking and customer billing data across platforms can eliminate duplicate entries instantly.
Financial analysts
Support managers
Account executives
Operations coordinators
Project leads
Billing administrators
๐
Financial analysts
You're tracking billable hours in Harvest but your financial reports in WHMCS only update when someone manually exports invoices, so the revenue metrics you're reviewing are always a few hours behind โ with this integration, every paid invoice lands in your billing system instantly and your numbers stay current.
โก
Support managers
You're handling client accounts in WHMCS but tracking daily billable work in Harvest, so urgent support tickets sit unassigned while teams check time entries โ this integration means every new ticket creates a tracked item instantly and your response times stay fast.
๐
Account executives
You're reviewing project timelines in Harvest to update client agreements in WHMCS, but records get mismatched during busy weeks โ automating both apps means every client profile syncs directly and your billing agreements match your actual logged hours.
๐
Operations coordinators
You're managing high volumes of client registrations across both Harvest and WHMCS by hand, but manual data entry introduces errors during peak periods โ with this integration, every new client record is created automatically across both platforms without manual bottlenecks.
๐ฅ
Project leads
You're assigning team members to projects in Harvest while tracking client orders in WHMCS, but handover delays slow down project initiation โ connecting these apps means every assigned person triggers immediate project setup and work starts without waiting.
๐๏ธ
Billing administrators
You're logging expenses and invoices in Harvest while reconciling accounts in WHMCS, but missing records cause audit discrepancies โ automating both apps means every payment and expense syncs completely so your financial history has zero gaps.

Did you know?
Our team can create automations for you... At no extra cost!
Tell us what type of automation you want to make?
Why choose Integrately to automate Harvest + WHMCS
Build and manage your Harvest + WHMCS automations with ready-made flows, AI assistance, 24x5 reliable human support, and enterprise-grade security.
1,500+ apps connected
Connect Harvest + WHMCS with email, CRM, messaging, finance, support, and other tools whenever your process needs another step.
20M+ Ready Automations
Start with 20 million+ proven automation templates instead of building everything from scratch. Pick the closest flow, connect your accounts, and automate in minutes.
AI that builds your automations
Describe your workflow in plain English. Integrately AI builds it, maps fields, adds conditions, and even lets you edit it through chat.
24x5 Live Chat Support
Chat with a real person and get reply within 2-5 minutes. No bots, no tickets, no waiting โ just real help, right when you need it.
Free done-for-you setup
Tell our team what you need and we will help set up the automation in your account at no extra cost on any plan.
Secure by design
SOC 2 Type II and ISO 27001:2022 certified, with GDPR-compliant data practices. Your data and credentials are handled using recognised security and privacy standards.
How Integrately Works?
1
Select Automation
2
Connect Accounts
3
Automation is ready
Connect Harvest + WHMCS Now 
In Just 1 Click!
Price Comparison with Popular Alternatives
Popular Alternative
๐
750 Tasks
in $19.99
Integrately
๐
2,000 Tasks
in $19.99
Trusted byย 42,000+ย Customers
Highest Rated Integration Platform on G2
P
ProductHunt
Most upvoted product of the month
Connect Harvest + WHMCS Now 
In Just 1 Click!




Frequently Asked Questions
How do I connect Harvest to WHMCS?
You can connect Harvest to WHMCS in 1 click using ready workflows on Integrately, or ask Integrately AI to build the automation and map the fields. You can also connect Stripe, Slack, and Google Sheets to extend your workflow.
Can I automate invoicing and client creation between Harvest and WHMCS?
Can I connect Harvest, WHMCS, and Slack?
What is a good Zapier alternative for Harvest and WHMCS?
How does Harvest handle invoice data syncs on Integrately?
How does WHMCS manage client creation in automations?
Can I build custom workflows between Harvest and WHMCS without coding?
Is the Harvest and WHMCS integration free?
Didn't find the answer you were looking for?
No worries โ just send us a message and weโll get back to you as soon as possible.
Want to automate something else in your workflow?
You Can Also Connect Harvest or WHMCS With 1500+ Other Apps

Popular Harvest Integrations
Connect Harvest with project management, time tracking, and analytics tools to optimize team productivity.
See All
Harvest Integrations
Harvest Integrations
No popular apps found

Popular WHMCS Integrations
Sync WHMCS with CRM, payment gateway, and customer support platforms to streamline billing operations.
See All
WHMCS Integrations
WHMCS Integrations
No popular apps found
