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nanoPost

The WordPress Email Authority

FREE expert advice on setup, maintenance, and troubleshooting

Your WordPress email problems solved

Welcome to nanoPost, or, as we’d like to think of ourselves, The WordPress Email Authority. Our mission is to help you solve your WordPress email problems, whether it’s setting up, maintaining, or troubleshooting. Our expert guides, Q&A, reviews, and news on WordPress SMTP, contact forms, and more are here to provide you make the best choices.

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    Recently Updated

    • Meow Mailer review

      Meow Mailer is a new free WordPress mailer plugin from Jordy Meow. Seventeen transports, OAuth for Gmail, Microsoft 365, and Zoho. No Pro tier, no tracking.

    • Mailgun for WordPress Review

      Mailgun’s official WordPress plugin routes wp_mail() through Mailgun’s API over HTTPS, bypassing host SMTP port blocks. Free plugin; Mailgun’s free plan caps sending at 100 emails a day.

    • Resend as a WordPress SMTP Server

      Resend gives a WordPress site 3,000 emails a month free, a dedicated third-party plugin, native WP Mail SMTP support, and per-domain regions across four continents. For most sites, that is the answer.

    • Brevo (Sendinblue) as a WordPress SMTP Server

      Brevo’s free tier sends 300 emails/day from WordPress via SMTP or API. A marketing platform that also handles transactional email – good fit for some sites, more platform than others need.

    • Mailjet as a WordPress SMTP Server

      Mailjet’s free tier sends 6,000 emails/month from WordPress. Marketing and transactional email run on one account, with EU data centers. Fits sites already using Mailjet campaigns or wanting a single EU provider for both.

    • Mailgun as a WordPress SMTP Server

      Mailgun is mature developer-focused email infrastructure. HTTP API and SMTP relay, free tier of 100 emails/day with no expiry stated, inbound routing, email validation, and granular event webhooks. Fits high-volume, developer-led projects and agencies running per-domain sending reputation.

    • SendPulse as a WordPress SMTP Server

      SendPulse SMTP for WordPress: 12,000 emails/month free, $7.85 for 25K paid, EU-hosted sending with a US sub-processor, and profile moderation on some accounts, usually up to 24 hours.

    • Maileroo as a WordPress SMTP Server

      Maileroo is an Australian-owned, EU-resident transactional relay – 3,000 emails/month free, then $10 for 25,000, $15 for 50,000. Undercuts SMTP2GO and MailerSend at every tier, with feature parity across paid plans.

    • Best WordPress SMTP plugins: WP Mail SMTP vs FluentSMTP vs Post SMTP

      WP Mail SMTP, FluentSMTP, and Post SMTP compared by use case. Free vs paid feature splits, where each plugin is the wrong choice, and the also-rans.

    • Best WordPress email log plugins for 2026: 5 tested picks

      Five WordPress email log plugins compared by hook path, resend action, and price. Which is free, which needs Pro, and where each one is the right choice.

    • Best Amazon SES plugin for WordPress: WP Offload SES vs FluentSMTP vs WP Mail SMTP Pro

      The six WordPress mailer plugins with native Amazon SES support, compared by fit. Which is free, which needs Pro, and where each one is the right choice.

    • Post SMTP review

      Post SMTP is the WordPress mailer plugin built around failed-send alerts, with its own phone app. Logging, Gmail OAuth, a fallback SMTP connection, and Slack alerts ship in the free version.