InboxProof adds a detection layer for missed leads in WordPress forms by capturing submissions, tracing outgoing emails, and flagging at-risk leads. It works alongside SMTP plugins to ensure no form leads are lost due to email failures.
InboxProof is a Forms, surveys & polls product. It focuses on ensuring WordPress form leads are not lost due to failed notification emails or SMTP issues. It is built as a consumer product for wordPress site owners using forms. The product is available for free. The product ships for the web.
tazrinhossain builds and maintains InboxProof, and the product first shipped in 2026. PulseGate's similarity index finds few close equivalents — InboxProof occupies a relatively distinct niche. Key capabilities include missed lead detection, form submission capture, and email failure tracing. The interface is available in English and Spanish.
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