Your whole week. In seconds.

Week, month, and year views built for the wrist — with date and event complications that work on every watch face.

Download on theApp StoreFree to download · watchOS 10 or later

September2026

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Week · Month · Year

Every view. One turn of the crown.

A clean, fast interface to scan your week, month, or year — and a timeline of everything coming up.

Sep 6 – 12Week

SUN6MON7TUE8WED9THU10FRI11SAT12

WeekSeven days, every event, one screen.

September2026

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MonthColored dots for every calendar you use.

2026Year

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC

YearTwelve months at a glance.

Today · Fri 111:1 with Sam9:30 – 10:00 AMLunch with Nora12:30 – 1:30 PMTomorrow · Sat 12Mei’s birthdayAll dayDinner at Ondo7:00 – 9:00 PM

TimelineUpcoming and past events. Tap any for details.

Complications

On every face.

Keep today’s date and your next event on the face you already love. Date and Event complications work with every watch face — no compatibility worries.

FRI 119:411:1 with Sam9:30 – 10:00 AM11

Modular · corner, rectangular & circular

FRI11

Analog · circular corner slot

9:4111Friday2 events today

X-Large · one big rectangular slot

9:41FRIDAYSEP 111:1 with Samin 12 min · 1 more

Modular Compact · inline text & rectangular

Make it yours

Your color. Your layout.

Change or invert the highlight color of the Date complication, and switch the calendar between Default and Paging layouts.

Highlight

September11

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Friday, September 119:41FRI111:1 with Sam9:30 AM · 1 more

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New in 3.0 · Widgets

Also on your iPhone.

Home Screen and Lock Screen widgets keep the date and your next event in view — before you ever raise your wrist.

What’s new in 3.0

A fresh start.

01Redesigned calendar with faster week, month, and year views
02New event timeline — upcoming events at a glance
03Improved Date & Event complications for every watch face
04Home Screen and Lock Screen widgets
05Performance, reliability, and design polish throughout

4.3295 ratings on the App Store

“…much more powerful than the Apple calendar app… it even remembers which view you used last time. It’s awesome.”
BD35 · App Store review

From the App Store

App Store screenshot: a full month of events on an Apple Watch, above an App Store rating of 4.3 — Month view

App Store screenshot: six Apple Watch faces, each carrying a Just Calendar date or event complication — Complications

App Store screenshot: the event timeline on Apple Watch — Event timeline

App Store screenshot: a single event opened to full detail on Apple Watch — Event detail

Questions

Before you tap.

Does it work with my watch face?: Yes. The Date and Event complications support every watch face, in every slot size.
Which calendars show up?: Every calendar on your iPhone — iCloud, Google, Exchange and more — in the colors you already use.
Is Just Calendar free?: Free to download. Premium unlocks the Date and Event complications, the event timeline, and the Paging layout — start with a 7-day trial, or buy any single feature outright.
What do I need?: An Apple Watch on watchOS 10 or later, paired with an iPhone on iOS 18 or later. Available in English and 7 more languages.

Your whole week. In seconds.

Every view. One turn of the crown.

On every face.

Your color. Your layout.

Also on your iPhone.

A fresh start.

Before you tap.

Put your week on your wrist.