Schedule meetings at the speed of thought
You waste 20 minutes daily
on calendar admin
Schedule meetings in 3 seconds with automatic conflict detection
Let AI create perfect days that protect your work-life balance
All from your menubar, no browser needed.
macOS
Windows100+ users are saving 20 minutes daily
This is your day now
"Are you free Thursday at 2?"
You open three browser tabs to check. Takes 4 minutes. You forget the bug fix you just figured out.
"Can we move our 1:1?"
You search for the meeting. Check everyone's calendar. Send three emails. Your morning productivity is shot.
"Who's joining from engineering?"
You scramble for email addresses. Check Slack. Search the directory. Your boss is waiting.
You've been in meetings all day
Your kids are eating dinner. You're opening your laptop.
Every. Single. Day.
While your calendar owns more of your life.
Tomorrow? Same thing.
Unless you fix this now.
Features
Your calendar problems, solved
Instant conflict checking. Perfect day creation. Back-to-back meeting prevention. Everything you need to take back control of your time.
Your Calendar Is Always One Click Away
One click next to your clock. Your full schedule appears. No browser. No loading. Check availability while screen-sharing without embarrassment.
AI That Knows Who "Ania" Is
Type "lunch with Ania today" - Calendar0 finds Ania's email in your contacts and Workspace directory. No more "what's Ania's email again?"
Type "Move my 1:1 to tomorrow"
C0 assistant knows what you mean. It finds the meeting, checks everyone's availability, and reschedules it. 10 seconds instead of 10 minutes.
Organize Your Day in Seconds
See your entire day at a glance. Time block for the perfect day. Instantly know when you have breathing room.
Your Calendar Stays Private
Your meeting titles stay private. No "sync to cloud" nightmares.
Keyboard First, Always
Never touch your mouse. Your hands stay on the keyboard where they belong.
Never Late Because You Forgot
5-minute warnings that actually work. Join video calls with one click. Stop apologizing for being 3 minutes late to everything.
Works with your favorite calendars
Google Calendar
Microsoft Outlook
Coming SoonApple Calendar
Coming SoonLimited Time Offer
Lock in $19 Lifetime Before It's $29
Get lifetime access at the founding member price. Save $10 forever.
Starter
Start with full calendar features
Lifetime Access
One payment, forever yours
Monthly
Pay as you go
Quick Questions
Why is the price increasing?
We're raising the price to $29 on October 17th. Early adopters get the founding member price of $19 - that's $10 off, forever.
What if I wait until after October 17th?
Lifetime will cost $29 instead of $19. That's a $10 difference you'll never get back. Lock in the founding member price today.
Is lifetime really forever?
Yes. One payment, lifetime access. All features, all updates, forever. No subscriptions, no surprises.
Why should I trust you?
Start completely free - no credit card required. 14-day money back guarantee. Join professionals already using Calendar0.
FAQs
Frequently Asked Questions
Find answers to common questions below. Still need help?
Email me at support@calendar0.app
Get Calendar0 now
14-day guarantee. 20 minutes saved daily. One payment forever.
Get Lifetime Access - $19