OneSimpleApi + WHMCS Integration

Integrate OneSimpleApi to WHMCS in one click, or tell Integrately AI how you want each order handled. Validate customer emails, generate custom PDFs, create invoices, and update your billing records automatically.

Free foreverFree forever.
Use premium features free for 14 daysUse premium features free for 14 days.
1.
  • WHMCS
    Invoice is paid in WHMCS
  • WHMCS
    Order is created in WHMCS
  • WHMCS
    Invoice is created in WHMCS
  • WHMCS
    Client is created in WHMCS
  • WHMCS
    Ticket is created in WHMCS
  • WHMCS
    Todo item is created in WHMCS
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2.
  • OneSimpleApi
    Create PDF from website URL in OneSimpleApi
  • OneSimpleApi
    Fetch exchange rate in OneSimpleApi
  • OneSimpleApi
    Generate QR code in OneSimpleApi
  • OneSimpleApi
    Take website screenshot in OneSimpleApi
  • OneSimpleApi
    Optimize, resize and deliver images via CDN in OneSimpleApi
  • OneSimpleApi
    Expand shorten URL in OneSimpleApi
  • OneSimpleApi
    Fetch image metadata in OneSimpleApi
  • OneSimpleApi
    Fetch spotify profile in OneSimpleApi
  • OneSimpleApi
    Fetch web page metadata in OneSimpleApi
  • OneSimpleApi
    Calculate discount using purchase power parity in OneSimpleApi
  • OneSimpleApi
    Create PDF From HTML in OneSimpleApi
  • OneSimpleApi
    Validate email address in OneSimpleApi
  • OneSimpleApi
    Shorten URL in OneSimpleApi
  • WHMCS
    Search client in WHMCS
  • WHMCS
    Get ticket by ID in WHMCS
  • WHMCS
    Get invoice by ID in WHMCS
  • WHMCS
    Create client in WHMCS
  • WHMCS
    Delete client in WHMCS
  • WHMCS
    Create ticket in WHMCS
  • WHMCS
    Update ticket in WHMCS
  • WHMCS
    Create invoice in WHMCS
  • WHMCS
    Create contact in WHMCS
  • WHMCS
    Search contact in WHMCS
  • WHMCS
    Update contact in WHMCS
  • WHMCS
    Create project in WHMCS
  • WHMCS
    Get client by ID in WHMCS
  • WHMCS
    Search ticket in WHMCS

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Ready Workflows Ready Workflows for OneSimpleApi + WHMCS Integration

Validate email addresses, generate PDFs, create invoices, update client profiles, and track orders, all in just one click.

Most popular automationmost-popular-automations
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Connect more apps to your OneSimpleApi + WHMCS flow

Process payments, notify support channels, log accounting records, and sync client data across your entire stack. Pick a combination and activate it in one click.

OneSimpleApi
WHMCS
+
StripeStripe (4)
+
PayPalPayPal (4)
+
SlackSlack (4)
+
GmailGmail (4)
+
XeroXero (4)
+
Google SheetsGoogle Sheets (4)
W
S
O
Create a Stripe customer for every new WHMCS client, and generate a welcome PDF in OneSimpleApi
New WHMCS clients automatically gain a matching Stripe customer profile and a customized welcome document generated in OneSimpleApi.
W
S
O
When a WHMCS invoice is paid, record the transaction in Stripe and validate the client email in OneSimpleApi
Paid WHMCS invoices trigger an immediate Stripe record update and a OneSimpleApi email verification check.
W
S
O
If a WHMCS order is created, create a Stripe payment intent and generate a QR code in OneSimpleApi
New WHMCS orders instantly generate a Stripe payment intent alongside a dedicated QR code created in OneSimpleApi.
S
W
O
Use Claude to review Stripe payment failures, create a WHMCS ticket, and generate an error PDF in OneSimpleApi
Failed Stripe payments are evaluated by Claude to open a WHMCS support ticket and produce an error report via OneSimpleApi.

Supported triggers and actions for OneSimpleApi and WHMCS

Mix and match to build the exact automation you need

OneSimpleApi
OneSimpleApi Triggers & Actions
No trigger is available
Create PDF from website URL in OneSimpleApi
Generates a pdf document from input data
Try it →
Fetch exchange rate in OneSimpleApi
Retrieves current exchange rates for different currencies
Try it →
Generate QR code in OneSimpleApi
Creates a qr code for input data
Try it →
Take website screenshot in OneSimpleApi
Takes a website screenshot
Try it →
Optimize, resize and deliver images via CDN in OneSimpleApi
Optimize, resize, and deliver images through a content delivery network (cdn)
Try it →
Expand shorten URL in OneSimpleApi
Expands a shortened url
Try it →
Fetch image metadata in OneSimpleApi
Retrieves and display metadata information from an image
Try it →
Fetch spotify profile in OneSimpleApi
Retrieves and display user's spotify profile information
Try it →
Fetch web page metadata in OneSimpleApi
Retrieves and extract relevant metadata from a given web page
Try it →
Calculate discount using purchase power parity in OneSimpleApi
Calculates discounts using purchase power parity
Try it →
Create PDF From HTML in OneSimpleApi
Generates a pdf document from input data
Try it →
Validate email address in OneSimpleApi
Confirm the validity of an email address
Try it →
Shorten URL in OneSimpleApi
Shortens a url
Try it →
WHMCS
WHMCS Triggers & Actions
Invoice is paid in WHMCS
Triggers the automation when an invoice is marked as paid
Try it →
Order is created in WHMCS
Triggers the automation when a new order is created
Try it →
Invoice is created in WHMCS
Triggers the automation when any invoice is added or modified
Try it →
Client is created in WHMCS
Triggers the automation when a new client is created
Try it →
Ticket is created in WHMCS
Triggers the automation when a new ticket is created
Try it →
Todo item is created in WHMCS
Triggers the automation when a todo item is created
Try it →
Search client in WHMCS
Finds and retrieves client information
Try it →
Get ticket by ID in WHMCS
Retrieves tickets information based on their ID
Try it →
Get invoice by ID in WHMCS
Try it →
Create client in WHMCS
Generates a new client profile
Try it →
Delete client in WHMCS
Removes client from the database
Try it →
Create ticket in WHMCS
Generates a new ticket
Try it →
Update ticket in WHMCS
Updates ticket information
Try it →
Create invoice in WHMCS
Generates invoices for sales transactions
Try it →
Create contact in WHMCS
Adds a new contact to the database
Try it →
Search contact in WHMCS
Finds and retrieves contact information
Try it →
Update contact in WHMCS
Updates contact information with new details
Try it →
Create project in WHMCS
Creates a new project
Try it →
Get client by ID in WHMCS
Retrieves client information based on their id
Try it →
Search ticket in WHMCS
Searches for a ticket
Try it →

What can you automate with OneSimpleApi + WHMCS?

Streamline your billing operations, automate document generation, and keep your client records perfectly synchronized.

What you can automate?
📄
Generate PDFs from WHMCS orders automatically
Trigger document creation in OneSimpleApi the moment a new order is placed in WHMCS, ensuring invoices and onboarding assets are ready instantly.
✉️
Validate client email addresses on creation
Run email verification checks via OneSimpleApi whenever a new client account is registered in WHMCS to maintain clean contact lists.
🔔
Notify your team on important billing events
Alert staff members in real time when high-value orders are placed or support tickets are opened in WHMCS.
🔀
Route data conditionally based on order tier
Apply different document templates or notification channels depending on specific field values submitted in your WHMCS orders.
🔄
Keep client records updated as status changes
Automatically update customer details and invoice statuses across your connected tools whenever records change in WHMCS.
🔍
Prevent duplicate records with smart search
Check for existing client profiles before creating new entries in your downstream systems to keep databases clean.
💳
Handle payment and refund status updates
Trigger automated follow-up actions and documentation whenever an invoice is paid or refunded in WHMCS.
🌐
Extend your workflow to external apps like Slack
Connect your core WHMCS and OneSimpleApi setup with Slack or Google Sheets to build multi-step operational pipelines.
And much more...

Who is OneSimpleApi + WHMCS integration for?

Connecting OneSimpleApi and WHMCS helps billing teams, developers, and support managers automate invoicing, client verification, and document creation without manual work.

Finance managers
Finance managers
Support supervisors
Support supervisors
Account managers
Account managers
Billing administrators
Billing administrators
Operations coordinators
Operations coordinators
System administrators
System administrators
📈
Finance managers
You report on invoice payments and client orders, but your financial summaries are always delayed because manual data entry leaves gaps — this integration means every paid invoice updates your records instantly.
Support supervisors
You need to act fast when client tickets or urgent billing problems arise, but you find out too late when issues sit in unmonitored queues — with this integration, every new ticket triggers immediate alerts and document generation.
🤝
Account managers
You answer to clients who want to see progress on their billing and support cases, but compiling status reports by hand causes frustrating delays — automating both apps means client updates and invoices are handled like clockwork.
📊
Billing administrators
The volume of new client orders and recurring invoices is too high for anyone to keep up by hand, leading to missed payments and untracked accounts — connecting these apps means every order and invoice processes automatically.
⚙️
Operations coordinators
You own the next setup step after a client signs up or an order is created, but depend on upstream teams to hand over details — this integration means client records and project data flow over the moment an order comes in.
🗂️
System administrators
You need a reliable transaction and client history across your billing platform, but keep finding gaps between form submissions and invoices — this integration means every client record and payment is logged accurately.
Our team

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Our team can create automations for you... At no extra cost!

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Why choose Integrately to automate OneSimpleApi + WHMCS

Build and manage your OneSimpleApi + WHMCS automations with ready-made flows, AI assistance, 24x5 reliable human support, and enterprise-grade security.

1,500+ apps connected
1,500+ apps connected
Connect OneSimpleApi + WHMCS with email, CRM, messaging, finance, support, and other tools whenever your process needs another step.
20M+ Ready Automations
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
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
24x5 Live Chat Support
Chat with a real person and get reply within 2-5 minutes. No bots, no tickets, no waiting — just real help, right when you need it.
Free done-for-you setup
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
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?

How Integrately Works?

1
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Select a trigger from Google Sheets
2
Connect Accounts
Connect Accounts
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3
Automation is ready
Setup an action from Trello
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Frequently Asked Questions

How do I connect OneSimpleApi to WHMCS?
Frequently Asked Questions
You can connect OneSimpleApi to WHMCS instantly using 1-click workflows or ask Integrately AI to build your automation with apps like Slack, Gmail, and Google Sheets.
Can I generate PDF documents automatically when a WHMCS order is created?
Frequently Asked Questions
Can I connect OneSimpleApi, WHMCS, and Slack?
Frequently Asked Questions
What is a good Zapier alternative for OneSimpleApi and WHMCS?
Frequently Asked Questions
How does OneSimpleApi handle email validation data in WHMCS workflows?
Frequently Asked Questions
Can WHMCS trigger invoice document creation automatically?
Frequently Asked Questions
Do I need coding skills to automate OneSimpleApi and WHMCS?
Frequently Asked Questions
Is the OneSimpleApi and WHMCS integration free?
Frequently Asked Questions
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You Can Also Connect OneSimpleApi or WHMCS With 1500+ Other Apps

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