Followup.cc
FollowUpThen
Gmelius
Right Inbox
Boomerang for Gmail
Onesheet CRM
Mailbutler
Rebump
Covideo
Outlook4Gmail
Boomerang for Outlook
BlueMail
Junk Email Filter
Aryson Outlook PST Repair
Sanebox
Email Meter
Followup.cc CovideoBased on our record, Followup.cc seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I'll update this if I find more. For now, this seems to be a partial solution. It's a Gmail add on (except I don't use Gmail) that adds reminders. The options when setting reminders include cancelling it if someone replies, and to remind everyone in the thread. If you combine those two, it seems like — if you use Gmail's web client and have $23/month you're dying to get rid of — a decent way to add the feature. Source: over 1 year ago
FollowUpThen - The simplest way to schedule an email reminder
Outlook4Gmail - Outlook4Gmail provides easy synchronization of your Outlook and Google accounts
Gmelius - Gmelius is the first collaboration platform designed for G Suite and your company's daily tools.
Boomerang for Outlook - Boomerang for Outlook offers email productivity tools to track, schedule and send mails at the right time.
Right Inbox - Schedule Emails in Gmail To Be Sent Later
BlueMail - BlueMail is an email management app for Android, iOS, and Windows.
