MailFlow

Build

• Drag-and-drop block builder: logo, heading, text, image, button, divider, spacer, columns, latest posts, social links, footer — with a brand kit (logo, colours, font, address, footer) and live desktop/mobile preview
• 28 ready templates (7 layouts × 4 colour schemes), save your own
• Merge tags: {{first_name}}, {{name}}, {{email}}, {{site}}, {{unsubscribe_url}}, {{webversion_url}}, custom fields, with fallbacks
• Plain-text twin generated for every email; test send to any address

Grow

• Lists with double opt-in, tags, custom fields, sources
• Sign-up block / shortcode with honeypot and optional Cloudflare Turnstile
• CSV import with a verification worker: syntax, MX, disposable and role addresses
• Suppression list; bounce and complaint webhooks for Brevo, Mailgun, Postmark and SES

Send

• Campaign to a list ∩ segment (tags, countries, engagement windows, join dates, source, verification)
• Schedule, pause, rate limit per minute, retries; send-time optimisation (each subscriber's best hour)
• Automatic post digest (daily / weekly) to a list
• Transports: the site's mail, direct SMTP, Brevo, Mailgun, Postmark, Amazon SES (SigV4) — all without SDKs

Automate

• Welcome / drip series, tag-triggered sequences, birthday emails, WooCommerce post-purchase series — steps with waits

Measure

• Opens, unique opens, clicks, unique clicks, unsubscribes, bounces, complaints; link table, countries, devices, hourly curve
• List growth, 30-day sends and rates on the overview