The Signature Add-On for Gravity Forms allows you to capture signatures online by allowing users to sign your forms using touchscreen devices, touch pads or mouse.
This is EXACTLY the same product as distributed by the developer. Sales Page
Core System Requirements
To run the latest version (v4.9+), your environment should meet the following:
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WordPress: v6.5+ (Recommended: v6.9+ for best security).
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Gravity Forms: v2.9+ (Required for full compatibility with newer AJAX and repeater field features).
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PHP: v7.4 or higher (Recommended: PHP 8.3+).
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PHP Extensions: GD Library must be installed and enabled on your server. This is critical as it is used to convert the signature data into a physical image file.
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License: Requires an Elite or Nonprofit license.
Technical Features
| Feature | Specification |
| Output Format | Captured signatures are saved as transparent PNG image files. |
| Input Methods | Supports Mouse, Touchpad, and Touchscreens (iOS/Android/Windows). |
| JS Library | Currently powered by the Signature Pad JavaScript library (v4.7+). |
| Storage | Signatures are stored on your web server and linked to the form entry. |
| Responsive | Fully responsive; the canvas adjusts based on container width. |
Appearance & Customization
You can control the technical rendering of the signature pad through the field settings:
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Pen Customization: Define pen color and thickness (1px to 10px).
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Canvas Styling: Custom background colors, border styles, and widths.
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Conditional Logic: The signature field can be hidden or shown based on other field values.
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Repeater Support: As of v4.9, signature fields are compatible with Repeater Fields, allowing for multiple signers in a single dynamic section.
Data Handling & Export
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Merge Tags: Use the
{Field ID}merge tag to display the signature image in notifications. -
Entry Details: Signatures appear as thumbnails in the WordPress dashboard; clicking them opens the full-size PNG.
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Security: Filters like
gform_signature_url_require_logincan be used to restrict signature image viewing to logged-in users only.
- Categories: WordPress Plugins
- Tags: Gravity Forms
