Purpose
OTP Bank's SimplePay makes payments incredibly easy! This extension enables you to use SimplePay as your OpenCart store's credit and debit card processor.
Made for
The extension has been written for the OpenCart Default theme, and should work with most themes that follow the same structure, nomenclature, etc.
Compatible with

Installation v 1.0
- Upload the contents of the folder to your OpenCart root.
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upload
- Go to , and click
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OpenCart Admin > Extensions > Modifications
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Refresh
- Go to . Select
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OpenCart Admin > Extensions > Extensions
from the dropdown.Code: Select all
Payments
- Click the Green button next to Simple OTP Payment.
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Install
- Go to . Select
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OpenCart Admin > Extensions > Extensions
from the dropdown.Code: Select all
Payments
- Click the Blue button next to Simple OTP Payment.
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Edit
- Provide API user, API key, Merchant currency details. Select which stores and geo zones you want to enable this payment for. Select Enabled from Status dropdown. Finally, click Save.
- Click the Blue button next to Simple OTP Payment once again.
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Edit
- Go to the "Order Status" tab, and map payment gateway responses to OpenCart order statuses. Click Save.
- Go to . Select
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OpenCart Admin > Extensions > Extensions
from the dropdown.Code: Select all
Modules
- Click the Green button next to Simple OTP Payment.
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Install
- Click the Blue button next to Simple OTP Payment.
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Edit
- Select from dropdown and click blue
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Enable
button[/b].Code: Select all
Save
- Go to . Click the Blue
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OpenCart Admin > Design > Layouts
button next to Success page.Code: Select all
Edit
- If using Journal 3 theme, go to instead, and click on
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OpenCart Admin > Journal > Layouts > Success
bar.Code: Select all
OpenCart
- If Success layout doesn't exist, please create one with path .
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checkout/success
- If using Journal 3 theme, go to
- Select Simple OTP Payment to place the module, and click .
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Save
Important
- You must have a merchant account with OTP SimplePay for this to work.
- In your OTP SimplePay Sandbox, you must set IPN URL as https://yourstoredomain.com/index.php?r ... ayment/ipn
- Upload the contents of the folder to your OpenCart root.
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upload
- Go to , and click
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OpenCart Admin > Extensions > Modifications
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Refresh
- Does this extension work with Journal 3? Yes.
- Does this extension work with OpenCart 3.x? Yes.
- Does this extension work with OpenCart 1.x/2.x? No. And no plans either.
- Does this allow editing Admin emails too? Yes! v1.2+ this has been added.
- Which currencies are supported? EUR, HUF and USD. Your merchant account will have specific currency(ies) associtated with it, depending upon your contract with OTP Bank.
- I have an idea. Great! Post it as a reply to this thread.
- I am having a problem with this extension. Please click Get Support on this page.
Checkout in Journal2 Payment page