Stop estimating badly.
Start executing with clarity.
Write every task. Set your time estimate. Track execution in real time. The only productivity app that turns your work into measurable skill.
One continuous loop, zero friction.
Capture task + estimate
Write the task name and immediately commit to a time estimate. Attach a note if needed.
Schedule on calendar
Drag subtasks to specific time slots. Batch-schedule multiple tasks at once.
Track total achieved hours
Track total achieved hours in this month and see your progress as it happens.
Capture task + estimate
Write the task name and immediately commit to a time estimate. Attach a note if needed.
Break into subtasks
Add subtasks with individual estimates. Parent task total is auto-calculated.
Press play → track live
Start your work session. The event card turns red if you exceed your estimate.
Analyze collected data
All data is stored and collected for better statistics analysis and performance insights.
Estimation is a training rep.
Estimation accuracy is a learnable skill. Most tools hide your history. Write.Set.Done! surfaces it so you can actually improve - week over week, month over month.
of workers chronically underestimate task duration due to the planning fallacy.
higher completion rate when tasks are split into smaller, clearly estimated steps.
average time to measurably improve estimation accuracy with daily feedback tracking.
Built for how serious work actually happens.
Not a list app. Not a calendar app. A complete execution system - from idea to archive.
Visual Scheduling
Drop tasks onto your week. The scheduler visualizes time as a resource, not just a list.
Live Tracking
Press play to start. Watch progress update in real time - your task highlights instantly when you exceed the estimate, giving immediate focus feedback.
Timeline
Every action, timestamped. A daily timeline logs every task creation, edit, start, pause, and completion.
Performance Reports
Every month you get a full breakdown: daily average hours, tasks completed, estimation accuracy score, and personalized suggestions for next month's focus.
Why This App Exists
Have you ever felt like your mind was running a browser with a hundred tabs open?
That is how many people live today. We constantly analyze, overthink, and juggle dozens of responsibilities at once. We try to keep track of everything in our heads - tasks, ideas, deadlines, plans, promises. Eventually, the mental load becomes too much.
You start forgetting things.
You lose clarity.
You jump from one task to another without making real progress.
Even adding a new responsibility creates anxiety because you're afraid something else will slip through the cracks.
Over time, this affects more than productivity. It affects confidence. You begin to feel less capable than you actually are.
For years, I relied on simple note-taking and to-do list apps. Whenever an idea or task appeared, I immediately wrote it down on my phone. Since our phones are always within reach, this became a convenient way to clear my mind and stop carrying everything in my head.
And it helped - at first.
But eventually, another problem appeared.
The list kept growing.
I was adding tasks faster than I was completing them.
I realized that writing things down and setting reminders does not solve the problem. It only stores it for later.
A lesson from my former manager completely changed my perspective.
At the time, he was a 71-year-old businessman with decades of experience. One piece of advice he gave me stayed with me:
"Estimate how long things will take."
Simple, but powerful.
He taught me to break large tasks into smaller pieces and assign realistic time estimates to each one. He often said:
"Even if your estimate is wrong, keep doing it. It's a skill, and skills improve with practice."
That idea changed how I approached work.
Once you know roughly how long something takes, planning becomes much easier.
When you have realistic estimates, you can finally start building a day that matches reality instead of wishful thinking.
Some people prefer planning first thing in the morning. Others prefer planning the night before so they can clear their minds and relax. Both approaches work.
What matters is deciding when something will be done - and then honoring that commitment.
No app can do that part for you.
At some point, you have to train yourself to trust your own word. Most people keep promises they make to others. The real challenge is keeping promises you make to yourself.
One insight became increasingly clear to me:
Planning and execution are different mental activities.
Many people waste enormous amounts of energy switching between them.
They sit down to work, but instead of executing, they start planning. Then they start analyzing. Then they reconsider priorities. Then they organize again.
By the time they finally begin, much of their focus is already gone.
Planning should happen during dedicated planning time.
Execution should happen during execution time.
When it's time to work, the decision should already be made. You shouldn't need to negotiate with yourself every few minutes.
That realization eventually became the foundation of this app.
What started as a personal productivity experiment became a tool that helped me improve my planning skills, understand where my time actually goes, and build greater consistency in my daily life.
For the first time, I could clearly see patterns that were previously invisible.
✓ I could see how much time I spent on meaningful work versus distractions.
✓ I could compare my estimates with reality and gradually become better at planning.
✓ I could identify bottlenecks, unfinished projects, and habits that were slowing me down.
This app was never about being busy. It was about making meaningful progress.
It was about doing the right things with greater clarity.
And if you've ever felt like you're carrying too much in your head, constantly switching between tasks, or struggling to turn plans into action, what you've been missing may not be more effort - it may be more clarity.
Start free. Upgrade when ready.
Free
Write every task.
forever
- Up to 30 tasks/month
- Full scheduler + tracking
- Daily timeline visibility
Pro
Deep work intelligence.
per month, billed annually
- Unlimited tasks + projects
- Monthly accuracy reports
- Historical activity heatmaps
- Rich notes attached to tasks
Team
Elite tactical scaling.
per seat / month
- Everything in Pro
- Shared project clusters
- Team performance dashboard
The only way to improve your work is to measure it.
Write.Set.Done! is free to start. No credit card. No setup. Just open it and write your first task.