Tag study sessions by subject, add notes on what you covered, and see exactly how many hours you put into each class. The students who track their time are the ones who improve. Free to start.
No ads. No data harvesting. No dark patterns. No notifications begging you back. Built to give you your time back.
The problem with 'studying all day'
Hours at your desk is not hours learned
You study all afternoon and feel like you did nothing
Sound familiar? Hours pass but your notes are scattered and your brain is foggy. Tagging sessions by subject and adding notes turns vague study time into clear, measurable progress.
Some subjects get all your time, others get ignored
Without tracking, you naturally gravitate to what's easy or interesting. Category breakdowns reveal the imbalance - fix it before the exam, not after.
You cram instead of building consistent habits
A 14-day study streak is hard to break. The streak counter and weekly report create gentle accountability. Consistency beats last-minute panic every single time.
How students use the study timer
Real scenarios, real results
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Exam preparation
Track hours per subject in the weeks before exams. Know exactly where your prep time went and what still needs work.
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Thesis & research writing
Log research and writing sessions with notes. Build a clear record of your progress that you can share with your advisor.
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Daily study routine
Set a daily hour goal, tag by subject, review weekly. Build the study habit that gets results semester after semester.
Effective study
How to study with a timer
Time at the desk is not time in focused study. A timer turns vague study sessions into measurable, repeatable practice - and the data tells you which subjects are getting your real hours.
1
Pick one subject (not "studying" in general)
"Study for two hours" is a wish. "Practice biology problems for one pomodoro" is a plan. The narrower the target, the easier it is to start - and the more useful the data afterward.
2
Use 25-50 minute focus blocks
25/5 is the classic Pomodoro cycle. 50/10 works well for deeper material - reading dense theory, solving complex problems, writing long answers. Try both and find your sweet spot.
3
Tag every session by subject
Categories like "Biology", "Math", "History" turn raw time into a breakdown. After a week you can see what got real hours and what got skipped. Most students discover their easiest subjects got the most time and their hardest got the least.
4
Review weekly, adjust the next week
Open the stats on Sunday or Monday. Where did your hours go? Which subject got neglected? The weekly email report (Pro) does this automatically. Consistent reviewing beats marathon cramming every single semester.
Pricing
Start free, upgrade when you're ready
The core timer and habit tracker are free to use. The powerful features - categories, notes, analytics, reports and cloud sync - are Pro.
One subscription covers both tools. No ads. No data harvesting. Just tools that respect your time.
A tool, not a hook
Different from other study apps
Most study trackers want you logging every minute. Quiet Control helps you build the study rhythm - tag your subjects, check your weekly hours - then steps out of the way. Come back during exam-prep crunch when the data actually matters. Not a daily-streak game.
FAQ
Common questions
Research on attention spans suggests 25-50 minute focused blocks work best for most students - long enough to get into the material, short enough to maintain quality. The timer here defaults to 25/5 cycles but you can customize the length to match your subject and stamina.
With Pro, every session can be tagged with a category (e.g., Biology, Math, History) and an optional note about what you covered. The stats page shows hours per subject and reveals where your study time is actually going - usually different from where you thought it was.
Yes - that's where the tracking pays off. In the weeks before exams you can see which subjects got real hours and which got ignored. The weekly email report makes the imbalance visible early enough to fix, not after the exam.
No. Open the timer and start studying immediately. Sessions save locally in your browser. Sign in with Google only when you want to sync across your phone and laptop or unlock Pro features.
Cloud sync between devices, subject categories, session notes, daily study goals, detailed analytics with heatmaps showing your peak study hours, weekly email reports, and CSV export. Try free for 3 days.
Yes. Pro includes a one-click CSV export of every session - date, time, duration, subject, and notes. Useful for sharing with an advisor, building a portfolio of your study time, or just keeping your own records.
Related guides
Want the classic technique explained from the ground up? The Pomodoro timer page walks through Francesco Cirillo's original framework step by step. Doing serious solo work outside of school? The deep work timer focuses on protected focus blocks and finding your peak hours.
The other half of Quiet Control
A free Habit Tracker to match your focus
Quiet Control is a system, not just a study timer. Alongside this timer you get a free Habit Tracker for the routines good grades depend on - daily review, reading, sleep. Together they show where your study hours actually go and whether they're moving you toward the grades you want. One account, one subscription, both tools.
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Weekly grid (month with Pro)
Tap a day to check off a habit and see your whole week at a glance. The full month view unlocks with Pro.
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Streaks with rest days
Build streaks without the guilt. Planned rest days keep the streak alive instead of breaking it.
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Templates & per-week targets
Start in one tap with 6 starter packs. Set a target you can actually hit, like 5 of 7.