Calnio · House #30,524

What it is

Calls itself “sync”.

• Calls itself: sync

“Two-way sync between Notion and Apple Calendar”

Where it puts itself

Rules out “Repeating events and invites”.

• Says it will not: Repeating events and invites

“Calnio syncs Notion tasks and Apple Calendar both ways, real iCloud events with alerts, not a read-only webcal feed.”

“Repeating events and invites are never imported.”

What it costs

A free tier, free forever. No monthly plan.

• Monthly: no
• Free plan: free forever

“Free.”

“Free, built by an indie dev and hosted on a Raspberry Pi at home.”

Who it sells to

Sells to consumers. Built for solo users.

• Sells to: consumers
• Company size: solo / indie

“I built Calnio for my own tasks, and I use it every day.”

“Calnio is run by one indie developer, me, on a server I host myself.”

How it runs

A web app for iOS. Can be self-hosted.

• Kind: web
• Runs on: iOS
• Runs where: self-hosted

“A webcal feed is read-only, stays silent and refreshes when it feels like it.”

“Your Notion dates in your iPhone calendar, as real events.”

What it works with

Names Apple Calendar, Google and 4 more on its pages.

• Names: Apple Calendar · Google · Notion · +3

“Calnio syncs Notion tasks and Apple Calendar both ways”

“Sign in with Google Free.”

What it offers as proof

Live, no waitlist. Claims “3,800+ events”. Trying it asks for an email.

• Number claimed: 3,800+ events
• Instant signup: yes
• Trial asks for: an email address

“Sign in with Google”

“3,800+ events synced so far.”