OpenInboxio

One-click private temporary email — disposable inboxes, real-time delivery, no signup.

Freemium - Free tier (no signup) for instant disposable inboxes. Premium Go Pro $7/mo — adds webhook routing rules, up to 5 webhooks, custom domains and other premium features.

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About OpenInboxio

OpenInbox provides free private temporary email inboxes you can create in one click. Receive verification emails and OTP codes in real time with auto-expiring, auto-deleting inboxes and no registration. Built for developers: a clean REST API, webhooks, custom domains, and a Chrome extension (auto-fill, notifications, inbox switcher). Ideal for CI/CD, QA automation, and staging. Premium adds routing rules (subject/sender/recipient) and up to 5 webhooks.

Key Features

One-click disposable inbox generation (no signup)
Real-time delivery and live notifications
Developer REST API plus webhooks for programmatic access
Chrome extension: auto-fill, inbox switcher, and in-tab notifications
Auto-expiring/auto-deleting inboxes; Premium routing rules and custom domains

Who is this for?

Developers and QA teams needing disposable email for testing, CI/CD pipelines, staging, and automation.

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Pricing

Freemium

Free tier (no signup) for instant disposable inboxes. Premium Go Pro $7/mo — adds webhook routing rules, up to 5 webhooks, custom domains and other premium features.