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Confirm meeting with Sarah?
Calendar • Auto-negotiated time
Spend 6 minutes per day on emailSeedWire Article
Email done right.
For years email has been overwhelming, slow, and annoying to organize. Don't worry, we fixed it. We reimagined your inbox and calendar to be better, faster, and smarter.
Teams at leading companies are already saving hours every day
Lett is an engine that's tuned to help you get more done in less time.
Spaces, boards, and AI work together so your inbox finally feels calm.
Task Boards
Goodbye, long lists! Lett organizes your email into boards using the Kanban method with simple drag-and-drop.
Supercharge with Spaces
Spaces are a new way to organize your email. Group boards by project, team, or anything else.
Quick Actions
Click one button to let AI sweat the small stuff. Connected to 100+ of your favorite apps.
10 mins ago
Approve $500 travel expense?
Finance • Policy check passed
1 hour ago
Send proposal to Client X?
Email • Draft ready
Never write another email
We taught an AI to write perfect emails so you don't have to. Better than ChatGPT. Built to talk with humans.
Phone Calls
Want a reservation? Need to cancel a flight? Our voice agent handles it all for you.
A
Alex R.
@alexr_tech
@lettmail changed my life. I used to spend 2 hours on email, now it's 10 minutes.
S
Sarah J.
@sjeffer
The calendar autopilot feature is magic. @lettmail just gets it.
M
Michael Chen
@mchen_vc
As a VC, my inbox is a nightmare. @lettmail tamed it in one day.
A
Alex R.
@alexr_tech
@lettmail changed my life. I used to spend 2 hours on email, now it's 10 minutes.
S
Sarah J.
@sjeffer
The calendar autopilot feature is magic. @lettmail just gets it.
M
Michael Chen
@mchen_vc
As a VC, my inbox is a nightmare. @lettmail tamed it in one day.
E
Emily Davis
@edavis_design
Finally an email app that feels modern and smart. @lettmail is beautiful.
D
David Kim
@dkim_dev
The smart agents are scary good. @lettmail drafts better emails than I do.
E
Emily Davis
@edavis_design
Finally an email app that feels modern and smart. @lettmail is beautiful.
D
David Kim
@dkim_dev
The smart agents are scary good. @lettmail drafts better emails than I do.
Welcome to the Future of Work.
Lett handles every thread so you stay focused on what matters.
Automate with Board Rules
Put your workflow on autopilot by setting custom rules. Automatically assign, label, and move emails.
AUTOMATED CALLS
21,000
AUTO HANDLED EMAILS
Just now
Confirm meeting with Sarah?
Calendar • Auto-negotiated time
10 mins ago
Approve $500 travel expense?
Finance • Policy check passed
1 hour ago
Send proposal to Client X?
Email • Draft ready
AI Triage
Lett will learn to automatically sort your emails. It's like having a second brain.
Search that just works
Just type what you're looking for in plain English. Lett will use AI to find the right email instantly.
Looping you in—can we co-draft the investor update and tidy the rest of this thread?
Sofia G.
On it—I'll take first pass and archive the low-priority threads.
Draft has my edits. Want to add yours before we send?
Erik D.
Type anything. Schedule everything.
Just tell Lett what you want to schedule or timebox. We'll pick the perfect time, add invitees, and handle the rest.
Smart Scheduling
Inbox Zero
Voice Agent
Daily Briefings
Smart Scheduling
Inbox Zero
Voice Agent
Daily Briefings
Smart Scheduling
Inbox Zero
Voice Agent
Daily Briefings
Calendar Sync
E2E Encryption
Cross-Platform
Smart Priority
Calendar Sync
E2E Encryption
Cross-Platform
Smart Priority
Calendar Sync
E2E Encryption
Cross-Platform
Smart Priority
Merge and hide events
Lett clears the clutter from your calendar. Merge & hide in just one click.
Baked to Perfection
Concierge
We'll hold onto cold emails and vendors. You decide who to lett into your inbox.
Read Receipts
We'll lett you know when your emails are read, by whom, and how many times.
Smarter Contacts
We'll enrich your contacts with social profiles, photos, and more.
100+ Integrations
We integrate with your favorite tools, like Slack, Google Meet, GitHub, and more.
Quick Reply
Jot down a quick reply and lett AI turn it into an email, without leaving the inbox.
Tracker Blocker
Lett automatically blocks all email trackers to protect your privacy.
Now in exclusive beta
Ready to change the way you work?
Let our agents handle your email, calendar and phone calls.