
World Anvil
LegendKeeper
Obsidian Portal
WorldSmith
Foundry Virtual Tabletop
Chronica
Obsidian
Kanka.

Study Focus Timer
Focus – Productivity Timer
Best Countdown
Go For A
Pomodoro Timer Online
Pomodoro Timer App
Session - Pomodoro Timer
The best free study timer for students. Track hours, manage tasks, maintain streaks, compete with friends. Pomodoro mode, heatmaps, live leaderboards — 100% free.
Which is more popular?
Based on our record, Kanka.io seems to be more popular. It has been mentioned 10 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | kanka.io | groupstudytimer.com |
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Recommendations tracked on public social media and blogs since March 2021.


When you said hopefully to include player campaign notes, I thought of kanka. It's somewhat less feature-rich, I think, but it is potentially-free and collaborative. Source: over 4 years ago
Our group has been using Kanka (https://kanka.io/en) for the past few years and it’s been super helpful. Source: over 4 years ago
Some people I know have recommended kanka: https://kanka.io/en. Source: over 4 years ago
Tracking GroupStudyTimer.com since Mar 2026.
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The best Focus timer for becoming more productive every day! The Focus app helps you to stay focused and get things done by working with a pomodoro timer.
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Obsidian Portal takes the pain out of managing your tabletop RPG
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Free online countdown timer with custom duration or end time.Includes Pomodoro,workout,study,and focus modes.Sound alerts,fullscreen,themes,mobile-friendly
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