Quibr is an AI social media agent for newsletter creators. When a new edition goes out, it writes posts for X, LinkedIn, Threads and Facebook from it, in your own voice, spreads them across the week and publishes them. Approve every post, step in during an approval window, or let it run on its own. Works with beehiiv, Substack, Ghost, Kit, Mailchimp and any RSS feed. $29 a month, with a seven-day free trial. Formerly Letterly.

Xem is an open-source workspace for email campaigns, recurring newsletters, reusable templates, audience lists, signup forms and visual automations. Design emails in the visual editor, organize contacts, and review campaign analytics. Connect your own SMTP provider or use Xem’s managed sending through Amazon SES. Managed sending requires domain verification and workspace approval.

Price Comparison

Quibr starts at $29.

Feature Comparison

Quibr and Xem both have great feature sets so the right tool for you really depends on your needs.

FeaturesQuibrXem

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See how Quibr stacks up to these other services.

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