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Native macOS app · Lives in your menu bar

Your brain
wants to skip.
Make it earn it.

Every break reminder has a 90% skip rate. MoveFlow uses 7 behavioral psychology mechanisms to make skipping harder than moving.

macOS 14+ · Apple Silicon & Intel · Free & open source

The Problem

Break timers don't fail because of bad timing.
They fail because of your brain.

Your present-moment self always prioritizes comfort over health. A simple "skip" button is a gift to the part of your brain that optimizes for right now — not for your 80-year-old self.

Stretchly, Time Out, and every other break app give you a frictionless exit. That's not a design flaw — it's a psychology failure.

90%
Average skip rate on break reminders
27%
Higher mortality risk at 8–11h daily sitting
48%
Higher mortality risk at 11h+ daily sitting

Research suggests — observational data on sedentary time and all-cause mortality.

Core Innovation

Each skip costs progressively more.

Five tiers of escalating friction. From effortless to impossible.

Skip #1
Free pass
One-tap dismiss
Skip #2
Quick check
"Why are you skipping?"
Skip #3
Type it out
"I choose to sit"
Skip #4
Wait 60s
Stare at countdown
Skip #5
Locked out
Cannot skip
EasyImpossible
7 Psychology Mechanisms

Not a timer. A behavioral intervention engine.

Each mechanism is grounded in peer-reviewed behavioral science. Together, they make skipping cost more than moving.

01

Progressive Skip Friction

First skip is free. Second asks why. Third requires typing. Fourth demands a 60-second wait. Your brain learns: skipping costs more than moving.

5-tier escalationThaler & Sunstein — Nudge Theory
02

Streak Loss Aversion

Humans fear loss 2× more than they value gains. MoveFlow shows your active streak and makes breaking it feel viscerally painful.

Daily streaksKahneman & Tversky — Prospect Theory
03

Morning Precommitment

Choose your commitment level before willpower depletes. Gentle, Normal, or Warrior mode — a contract with your future self.

3 modesGollwitzer — Implementation Intentions
04

Circadian Awareness

Gentler nudges in the morning. Aggressive reminders post-lunch when your body crashes. Adapts to your biological rhythm.

5 daily periodsCircadian rhythm research
05

Meeting-Aware Scheduling

Camera on? Mic active? Calendar event? MoveFlow detects meetings with confidence-weighted signals and silently postpones breaks.

4 signal fusionContext-aware computing
06

Snooze Budget

Five snoozes per day. Visual dots in menu bar drain as you use them. Regenerate one by completing a break. Scarcity creates value.

5 daily budgetBehavioral economics — scarcity
07

Ulysses Contract

Named after Odysseus who tied himself to the mast. Warrior mode locks in your commitment — you can't downgrade mid-day.

Binding lockElster — Ulysses and the Sirens
How It Works

Three steps. Zero willpower.

1

Install & choose your mode

Download, drag to Applications. Pick your commitment level: Gentle, Normal, or Warrior. This is your Ulysses Contract.

2

Work. MoveFlow watches.

Sits silently in your menu bar. Detects meetings, tracks idle time, adjusts to your circadian rhythm. You forget it's there.

3

Move, or face the friction

Full-screen overlay with a guided exercise. Want to skip? The progression engine makes each skip cost more than the last.

4-Tier Break System

The right break at the right time.

Micro
20sEvery 20 min

Eye rest — the 20-20-20 rule. Look 20 feet away for 20 seconds.

Movement
2 minEvery 45 min

Stand, stretch, walk. Guided exercises tailored to desk workers.

Exercise Snack
5 minEvery 90 min

Bodyweight exercises: squats, push-ups, lunges. Elevate heart rate.

Extended
10 minEvery 3 hours

Full movement session. Walk outside, stretch routine, active recovery.

Privacy First

Zero data leaves your machine.

MoveFlow runs 100% locally. No accounts, no analytics, no telemetry, no cloud. Your break data stays on your Mac in ~/Library/Application Support/MoveFlow/

No camera access
Detects camera usage, never accesses the feed
No cloud sync
All data stored locally on your Mac
No analytics
Zero tracking, zero telemetry, zero ads
No network required
Works fully offline, always

Stop negotiating with your sedentary brain.

MoveFlow is free, open source, and respects your privacy. The only thing it fights is your urge to sit.