Disposable Email Checker - TempMailChecker is a Chrome extension designed to instantly verify whether an email address is temporary or disposable. This tool helps prevent fake signups from reaching your database by utilizing real-time API detection. It efficiently checks any email against a vast database of over 200,000 disposable domains, including popular services like Mailinator and GuerrillaMail. The extension boasts ultra-fast detection capabilities, with processing times in the sub-millisecond range and low latency across global regions.

Built with developers in mind, TempMailChecker allows for seamless integration into various signup flows with a straightforward API request that returns a simple boolean value indicating whether an email is disposable. It is particularly useful for SaaS founders, product teams, and growth or fraud prevention teams aiming to maintain the integrity of their user databases. The free tier offers a no-credit-card-required option, making it accessible for teams looking to enhance their email validation processes.