Free tool

Habit stacking builder

Habit stacking ties a new habit to one you already do without thinking: after I pour my coffee, I will write down three priorities. Choose your anchor, add the new habit and the builder writes the stack for you, with ideas that fit.

Clean Start quest art from XP Tracker, Bard version

Build your stack

After I... Choose something you already do every day without thinking.

I will...The new habit. Tap an idea below or type your own.

Ideas that fit this anchor

Smallest version

Where (optional)For example "at the kitchen table".

Make it a chain (optional)

Then I will...

And then I will...

How habit stacking works

A habit needs a cue: something that tells you "now". Most new habits fail because the cue is vague. "I'll read more" has no moment attached. "After I sit down on the train, I will read one page" does. The train seat becomes the cue, and you already sit in it every day.

The formula is simple: After I [current habit], I will [new habit]. James Clear popularised the name in Atomic Habits (2018). BJ Fogg's Tiny Habits (2019) uses a similar recipe and calls the existing habit an anchor. Both rest on an older idea from psychology: Peter Gollwitzer's work on implementation intentions, the "if this happens, then I'll do that" plans you can build with our if-then planner.

The builder takes your anchor and new habit, adds the smallest version and the place if you give them, and writes the sentence. If you add more links, each new habit becomes the anchor for the next one.

Plan Your Day quest art from XP Tracker, Bard version — Morning coffee is one of the most reliable anchors: it happens every day and has a clear end.

Habit stacking examples by time of day

Anchor	New habit (small version)
After I pour my coffee	I will write my three priorities for the day
After I sit down at my desk	I will put my phone in a drawer
After I finish lunch	I will walk for 10 minutes
After I get home	I will change into workout clothes
After I finish dinner	I will set out tomorrow's clothes
After I brush my teeth at night	I will floss one tooth

Tips that make a stack hold

Match the habit to the place. Flossing fits the bathroom sink. Reading fits the train. A habit that needs you to move rooms first adds a step where it can fail.
Pick an anchor with a clear end. "After I finish my coffee" is a moment. "In the morning" is three hours.
Keep the new habit tiny for two weeks. One tooth, one page, one push-up. Grow it once the stack runs without reminders. More on that in how to start small habits.
Put the object in the way. The book on the coffee machine, the floss next to the toothbrush.

Limits

A stack depends on the anchor. On days the anchor doesn't happen, such as weekends, holidays or a sick day, the new habit has no cue. Write a backup anchor for those days, or accept that the habit rests with it. The builder does not save anything; copy or print your stack before you leave the page.

Your next step: write your first line on a sticky note and put it where the anchor happens, tonight.

Questions people ask

What is a habit stacking example?

"After I pour my morning coffee, I will write down my three priorities for the day." Others: after I brush my teeth at night, I will floss one tooth; after I sit down on the train, I will read one page; after I finish dinner, I will set out tomorrow's clothes.

What is the habit stacking formula?

After I [current habit], I will [new habit]. James Clear popularised it in Atomic Habits (2018). BJ Fogg uses a similar recipe in Tiny Habits (2019) and calls the existing habit an anchor. Our guide on habit stacking covers the method in full.

How many habits can I stack at once?

Start with one new habit on one anchor. Once it runs on its own for a few weeks, add a second link to the chain. Long chains break easily: if one link fails, everything after it tends to fail too.

What makes a good anchor habit?

Something you do every day, at a fairly fixed time and place, that has a clear end point. "After I make coffee" works because you know the moment it's done. "After I wake up" is vaguer: is that when the alarm rings or when you stand up?

Does habit stacking work with ADHD?

Many people with ADHD find a concrete anchor easier than a time on the clock, but there is no guarantee and it is not a treatment. Keep the new habit very small and put any object you need right where the anchor happens.