Chunk, a menu-bar time block planner for Mac.

The zero-bloat time block planner for macOS, built around two synced modes: Tasks for lists, templates, and recurrence; Schedule for day, week, and month planning.

Download for Mac Start Free Trial

Requires macOS 12 Monterey or later. 7 days free trial, no credit card required.

Schedule your day, week, or month.

Open Schedule to work the same plan as a timeline, week grid, month view, or day list. Compress quiet hours and export PDF or CSV when you need a copy.

See Schedule mode

00:50:04

Deep work

9:00 - 11:00

Week

Jul

Mon

6

Tue

7

Wed

8

Thu

9

Fri

10

Sat

11

Sun

12

all day

1:00 am

2:00 am

3:00 am

4:00 am

5:00 am

6:00 am

7:00 am

8:00 am

9:00 am

10:00 am

11:00 am

12:00 pm

1:00 pm

2:00 pm

3:00 pm

4:00 pm

5:00 pm

6:00 pm

7:00 pm

8:00 pm

9:00 pm

10:00 pm

11:00 pm

Click + drag on any day to create a block

00:23:11

Review design spec

9:00 - 10:30

Inbox4

Today5

Upcoming12

Overdue1

Completed

Work7

Personal11

Groceries3

Reading list8

Templates2

Morning routine

Weekly review

Today

Drag a task onto the day view to schedule it

Tasks that turn into time blocks.

Smart lists, custom lists, Apple Reminders, and recurring template lists all live in Tasks. Schedule the work once and see it everywhere.

Integrated with your favorite calendars

Connect Chunk with the apps you use daily to keep your focus in line with your schedule.

Apple Calendar

Sync your Apple Calendar events with Chunk.

Google Calendar

Connect your Google Calendar for a unified view.

Outlook Calendar

Integrate Outlook to keep work and life in sync.

Apple Reminders

Import tasks from Apple Reminders into your day.

View All Integrations

Talk to your schedule. Claude handles the rest.

Chunk ships a local MCP (Model Context Protocol) server. Connect it to Claude Desktop in one click and plan your day in natural language — with your data never leaving your Mac.

Reply…

Opus 4.7

Claude is AI and can make mistakes. Please double-check responses.

Capabilities

Read scheduleCreate / edit / delete eventsManage task listsWork with recurring templatesView external calendars

Runs on your Mac

The MCP server is a local process. Chunk reads and writes directly to your on-device database.

Data never leaves

Nothing is sent to any server beyond what Claude itself processes during your prompt.

One-click connect

Settings → AI Integrations registers the MCP server with Claude Desktop. Disconnect anytime.

How it works

From menu bar to flow state in three steps.

Chunk lives one keystroke away, ready to plan your day and keep you on track without ever stealing the screen.

/Open Chunk

J

K

L

:;

"'

return

M

<,

>.

?/

shift

command

⌥option

01

Open Chunk from your menu bar

Click the tray icon or hit ⌘+/ from anywhere — even over fullscreen apps. Chunk slides in, ready when you are.

9:00 am

10:00 am

11:00 am

12:00 pm

1:00 pm

Deep work

9:00 am - 10:30 am(1h 30m)

Standup10:45 am - 11:15 am

Lunch12:00 pm - 12:45 pm

Writing

1:00 pm - 2:00 pm

02

Block out your day

Drag on the timeline to create blocks, drop tasks straight from your list, or apply a recurring template to fill the day in seconds.

Chunk · Notification

Chunk Starting

Deep work

01:29:54

Deep work

13:00 - 14:30

03

Stay in flow

A live countdown lives in your tray and notifications fire as each block starts and ends. Move through the day without breaking focus.

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Take a peek

See Chunk in action

See Chunk in action

Testimonials

What people are saying.

As someone who struggles to stay productive throughout the day, Chunk has been a real game-changer for me! The design is super clean and functional. What I love most is that it gives me just enough features to make time blocking work for me without all the extra stuff that usually just gets in the way. Highly recommended!

Can Opitz

Working student in real estate

I just have to say.. thank you for creating this app. I have been bouncing between ToDo apps and PKMS for years trying to find something like this.

Patrick Hadnett

Wow what a great app for the ADHD crowd, I love the UI it's very me! Since I downloaded there has been multiple feature updates which is promising (just waiting on the mobile app plz soon)

D. Cooper

Pharmacist and Productivity Lover

Fab software, keeps me on track every day, simple and pretty as well as functional. Syncs my calendar in too.

Iain Spence

I like the user interface in the menu bar. This app helps me resist the urge to procrastinate!

Seth Walker

Leave us some feedback

FAQ

Frequently Asked Questions

Have any questions? We're here to help.

Chunk is a menu-bar time-blocking app for macOS. Plan in two synced modes: Tasks for smart lists, custom lists, Apple Reminders, recurring tasks, and template lists; Schedule for day, week, and month calendar views. A live countdown stays visible in your system tray as you work.

Yes - you can try Chunk free for 7 days, no credit card required. After the trial, Chunk is a one-time purchase for lifetime access.

Yes. Chunk offers full two-way sync with Google Calendar, Outlook, and Apple Calendar. Drag to move or resize external events straight from Chunk and the change syncs back to the source calendar. A lock toggle lets you freeze external events as read-only whenever you'd rather avoid accidental edits.

Yes. The Chunk panel floats above every other window - including fullscreen apps - so you never have to break your flow to check your schedule. The tray countdown stays visible too.

Yes. Templates now live inside Tasks as recurring template lists. Build a reusable day, give it a daily, weekly, monthly, or yearly rule, then apply the full template or drag single blocks onto Schedule.

Yes. Chunk ships with an optional local MCP integration that lets Claude read your schedule and create, move, or delete events, tasks, and templates on your behalf. The MCP server runs entirely on your Mac - your schedule never leaves your device.

Yes. Your Apple Reminders lists appear inside Chunk's task sidebar alongside your Chunk lists, so you can drag Reminders items straight onto the timeline to schedule them.

Chunk is a native macOS app for both Apple Silicon and Intel Macs. There is no Windows, Linux, or mobile version.

All your schedule data lives locally on your Mac. There is no cloud sync and no server dependency - your plan stays private to your device.

Didn't find the answer you're looking for? Contact our support

7-day free trial · No credit card · macOS 12+

Build your day one Chunk at a time.

No bloat. No fuss. Try Chunk free for 7 days, then unlock for life with a one-time purchase.

Download for Mac