HS
Hana Satoby email
“My order arrived with a cracked lid. Can you send a replacement?”
Waiting
Every customer message gets an owner.
Mailslot is a shared inbox for support teams of 3 to 30. Email, chat and contact forms land in one queue, and each message gets an owner and a reply-by time the moment it arrives.
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No card needed
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Set up in about 20 minutes
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Imports your Gmail or Outlook history
In September 2026, the 438 teams on Mailslot gave customers a first reply in a median of 9 minutes during business hours. 96.4% of messages were answered inside their reply-by time.
Rules pick the owner
Write a rule once and Mailslot applies it the second a message arrives. These five come set up in every new inbox, and the Team plan has no limit on how many you add.
mentions a refund, a return or a chargeback
Gives it to Billing, with a reply-by time of 4 business hours.
comes from a customer whose last order was over $500
Gives it to a senior agent, with a reply-by time of 1 hour.
arrives after closing time
Sends the after-hours reply and puts it first in line for the morning.
has used 75% of its time with no reply
Pings the owner in Slack. At 100% it pings the team lead.
matches no other rule
Hands it to whoever is online and has the fewest open messages.
DW
Dana Whitlock
Replacements
Cracked lid, order #4821
Reply by 2:40 pm
38 min left
A clock on every reply
Each message shows when its reply is due and how long is left. The clock counts your working hours only, and it pauses while you wait on the customer.
Chat
5 minutes
1 hour
4 business hours
Contact forms
8 business hours
“We used to forward emails to each other with ‘yours?’ in the subject line. Now a cracked-lid email goes straight to whoever has replacements that day. The mobile app is still basic, so we don’t answer from our phones much.”
Dana Whitlock, support lead at Kestrel Supply
4.8 on G2 from 131 reviews, October 2026
Works with Gmail, Outlook, Slack, Shopify, Stripe, WhatsApp Business, Zapier and Linear.
Questions before a trial
Something else?
Can we keep our support@ address?
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What happens to our old email?
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Do customers get a ticket number?
+
What if an owner is out sick?
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Can we try it without moving the whole team?
+
How do we leave?
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Try Mailslot on one inbox for 14 days
Connect one address and invite two coworkers. Imani imports your Gmail or Outlook history on a 20-minute call, and the trial is the full Team plan.