Studio 10: 22 tools

Productivity Tools

Simple tools to plan your day and stay focused: a 90-minute sleep-cycle calculator, a Pomodoro timer, a habit tracker, a meeting-cost calculator, and an email signature maker. Everything is saved locally in your browser.

22 toolsBrowser-basedFree · no signup
WHY IT'S SAFE
Where it runsIn your browser
AccountsNot required
SpeedInstant

Most tools run right on your device. When one needs the internet, we only send what's required.

The tools

Browser-based

Time & Focus

7 tools
In-browser
Pomodoro Timer

Free online Pomodoro timer with a task list and pomodoro estimates, auto-start breaks, focus stats and streaks, alarm and background sounds, a floating mini timer, and keyboard shortcuts. Keeps exact time in background tabs.

Secure Node→
In-browser
Online Timer & Stopwatch

Free online stopwatch and countdown timer with laps, an interval (HIIT/Tabata) timer, multiple timers at once and an alarm clock. Loud alarm, full screen, and exact time even in a background tab.

Secure Node→
In-browser
Time Log: Track Time Effectively

Track time with a live timer or add hours manually. Organise work by project and client with their own hourly rates, see a weekly timesheet and reports, round billable time, and export CSV or a printable report. Private, no signup.

Secure Node→
In-browser
Meeting Cost Calculator

Calculate the real cost of your meetings in real-time. Shows how much money is being spent per second based on attendee salaries and meeting duration.

Secure Node→
In-browser
Time Zone Meeting Planner

Find the best meeting time across multiple time zones. Add cities from around the world, see everyone's working hours on one visual overlap grid, and instantly spot the time slot that works for the whole team, free, no signup.

Secure Node→
In-browser
Event Countdown Timer

Make a live countdown to any date and time: birthdays, holidays, launches, exams or deadlines. Repeating yearly events, time zones, cards, flip, ring or minimal styles, your own photo, fullscreen, a share link, image card and calendar export. Free, no signup.

Secure Node→
In-browser
Life in Weeks Calendar

See your whole life as a grid of weeks, months, years or the days of this year. Enter your birthday to count weeks lived and weeks left, colour your life eras, pin past milestones and future goals, work out where your time goes, and download a poster or phone wallpaper. Fast, private, no signup.

Secure Node→

Planning & Prioritization

4 tools

Habits & Tracking

3 tools

Documents & Communication

3 tools

Printables & Education

4 tools
Why this studio

Why Productivity Tools?

ToolNova's Productivity Tools tools are built to be fast and private. Most run entirely in your browser; when a tool needs the internet, like live data or an SEO check, it sends only what's required and never stores your data.

01Science-backed sleep cycle optimization and meeting cost analysis
027 distinct tools covering deep work, habit tracking, and professional communication
03100% local execution with browser storage, no data synced to external servers
Common Use Cases
Engineering managers tracking the real-time dollar cost of recurring team meetings
Knowledge workers structuring deep work sessions with Pomodoro timers and focused sprints
Job seekers and freelancers creating polished email signatures for Gmail, Outlook, and Apple Mail
Health-conscious users optimizing their sleep-wake schedule around natural circadian rhythms

Frequently Asked Questions

6 questions

Human sleep follows roughly 90-minute cycles of NREM and REM sleep. Waking up at the end of a cycle, rather than in the middle of deep sleep, significantly reduces 'sleep inertia' and morning grogginess.