FollowUpThen Alternatives

Boomerang for Gmail is a Firefox / Chrome plugin that lets you take control of when you send and receive email messages.

FollowUp for email is a lightweight productivity suite that keeps your conversations and tasks from slipping through the cracks. Set perfectly timed reminders that arrive at the top of your inbox, right when you need them.

Schedule Emails in Gmail To Be Sent Later

Gmelius is the first collaboration platform designed for G Suite and your company's daily tools.

freemium $9.0 / Monthly

Prospecting, like a boss. Find any email, reach out, measure everything and integrate with your CRM.

Automatic follow up emails. Keeps on bumping until you get a reply.

Vocus.io is a productivity tool for Gmail available as a Chrome extension.

Sales Engagement platform with bunch of sales engagement tools like Email Tracking, Document Tracking, Mail Merge etc. to boost sales teams productivity.

SendRecurring allows you to setup, send, and maintain scheduled email reminders.

LetterMeLater.com allows you to send emails to anyone, with the ability to have them sent at any future date and time you choose.

Sell smarter with email tracking and more

Never-Forget.me is a delayed messaging service allowing you to compose email messages now which remain unsent as long as you click a link, at a recurring interval you specify, to continue to postpone the sending of your message

Laytr is the easiest way to defer emails.