Compare Sender Certification vs. WillItInbox

Validity's Sender Certification offers a premium solution for email deliverability, ensuring that your email communications are regarded as trustworthy and prioritized in global inboxes. This service has successfully restored millions of emails to inboxes while also detecting compromised channels within some of the largest brands worldwide, empowering you to send messages with assurance. The certification includes around-the-clock threat monitoring by a specialized team, as well as a dedicated compliance unit focused on identifying and resolving deliverability challenges. Users benefit from immediate notifications regarding any performance shifts, allowing them to sustain their top-tier status in email delivery. Additionally, daily performance summaries are sent directly to your inbox, providing insights into the health of your email initiatives. Certified senders benefit from unique data insights from major mailbox providers and filtering organizations, which helps them understand the actual impact and effectiveness of their email efforts. This comprehensive approach not only enhances deliverability but also fosters a deeper understanding of email performance metrics.

WillItInbox serves as a comprehensive email deliverability and validation platform tailored for SaaS teams, developers, agencies, marketers, and newsletter managers who rely on sending outbound emails. Users can create a distinct test inbox, dispatch an actual message from their application or email service provider, and obtain an insightful deliverability report that encompasses various factors such as SPF, DKIM, DMARC, BIMI, DNS, reverse DNS, blocklists, TLS, headers, content, links, reputation, and sender infrastructure. Additionally, WillItInbox provides the capability to validate single emails and bulk CSV lists by assessing syntax, DNS/MX records, disposable addresses, role-based emails, typos, providers, catch-all accounts, SMTP connections, suppression lists, and confidence signals. The platform also features domain monitoring, analysis of DMARC reports, visibility into sending sources, reputation checks for providers, API key integration, webhooks, scheduled monitoring, incident diagnostics, inbox placement assessments, collaboration through team workspaces, and the option to export reports. Subscription plans begin at $39 per month, and pay-as-you-go credits are offered for those needing additional email validation and deliverability testing services. This extensive suite of tools ensures users can effectively manage and enhance their email communication strategies.