The best alternatives to MailBot are Paco, MailClark, and Alert.email. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of MailBot?
AssemblyAI— Speech-to-Text API with superhuman accuracy
Paco sniffs out important asks hidden beneath heaps of Slack conversations and reminds you about them at an appropriate time. It follows up with your colleagues automatically, freeing you up to tackle things that need your undivided attention.
SharedInbox for your Teams within Slack - Connect your existing team email (like help@, info@, sales@) to Slack, collaborate over external emails effortlessly!