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

A customizable Pomodoro technique timer with one-tap presets, task tracking, a daily focus goal, a session log, keyboard shortcuts, and auto-start. Boost focus and eliminate distractions.

Secure Node
In-browser
Online Timer & Stopwatch

A precise online timer and stopwatch with lap tracking, countdown alarms, and millisecond accuracy. No app needed, works directly in your browser.

Secure Node
In-browser
Time Log: Track Time Effectively

Track your time with a live timer or manual entries. Log hours by project, mark billable time and set an hourly rate, see daily and per-project totals with earnings, and export a CSV. Free, saves locally.

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

Create a live countdown to any date, birthday, holiday, launch or deadline. Big ticking days-hours-minutes-seconds display, progress bar, themes, confetti when it hits zero, shareable link and add-to-calendar (.ics), free, no signup.

Secure Node
In-browser
Life in Weeks Calendar

Visualise your whole life as a grid of weeks, one box per week, from birth to a 90-year life. See the weeks you've lived, colour-code your life eras, pin milestones with ages, get your life in numbers, and download a PNG or print a poster. Country life-expectancy presets, light/dark grid, share link and autosave. Free, private, no signup.

Secure Node

Planning & Prioritization

4 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.