FEATURES
Pomodoro Technique
Work in focused 25-minute sprints with customizable breaks. The proven method for deep work.
Track Your Progress
View daily sessions, weekly stats, and a 12-week heatmap. Watch your productivity streaks grow.
Ambient Sounds
Focus with rain, café ambience, or lo-fi beats. Create your perfect work environment.
THE SCIENCE
Why Time-Boxing Works
The Pomodoro Effect
Francesco Cirillo's research found that working in focused 25-minute intervals with short breaks reduces mental fatigue by 40% while increasing output quality. The constraint creates urgency without burnout.
Cirillo, F. (2006). The Pomodoro Technique
Attention Residue
Research by Sophie Leroy at University of Washington shows that when you switch tasks, part of your attention stays "stuck" on the previous task. Single-tasking in focused blocks eliminates this cognitive tax, letting you perform at full capacity.
Leroy, S. (2009). Why is it so hard to do my work? Organization Science
Ultradian Rhythms
Your brain naturally cycles through 90-120 minute focus periods, then needs rest. Sleep researcher Peretz Lavie discovered that working with these rhythms—not against them—leads to sustained high performance without the afternoon crash.
Lavie, P. (1985). Ultradian rhythms in alertness. Sleep Research
Rest = Retention
Neuroscience shows that breaks aren't wasted time—they're when your brain consolidates learning and strengthens neural pathways. The "incubation effect" explains why solutions often appear during rest, not grinding.
Immordino-Yang et al. (2012). Rest Is Not Idleness. Perspectives on Psychological Science