Grindstone is a desktop application, produced by Epiforge Software, that allows users to create and organize tasks and to track time. It includes a range of other features that supplement this primary functionality.

Mortimer Time Tracker is described as 'Mortimer is a fast, no-fluff time tracker built for freelancers and agencies who care more about getting paid than tracking every second' and is an app in the office & productivity category. There are more than 50 alternatives to Mortimer Time Tracker for a variety of platforms, including Mac, Windows, Android, Web-based and iPhone apps. The best Mortimer Time Tracker alternative is Toggl Track, which is free. Other great apps like Mortimer Time Tracker are Karman, ManicTime, solidtime and Midday.
Grindstone is a desktop application, produced by Epiforge Software, that allows users to create and organize tasks and to track time. It includes a range of other features that supplement this primary functionality.

WatchMe is a free (premium available) simple timer program to time a number of different tasks or events together or independently of each other.


Lasius is an open source time tracking solution that includes a comprehensive set of features, with a particular focus on team collaboration, a modern web application with a backend written in Scala and a NextJS React frontend.




A comprehensive invoicing platform offering customizable templates, tax compliance, fraud protection, and client portal. Supports software integration, online estimates, GST invoicing, recurring billing, credit management, and global operations with multilingual and multicurrency support.




With timeEdition you can see detailed documentation of your working hours. Be it for a billing of a client, or tracking the efficiency of a project.



Analytics for programmers using open-source text editor plugins. The service itself is not open source, only the plugins.


Automatic time and productivity tracking app for Mac. Lets you track hours, improve productivity, and bill clients.




Effortlessly manage time across projects with intuitive apps. Use a physical reminder, create transparent reports, integrate with tools via Zapier or API, and monitor team performance seamlessly.




Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing.




Productivity software developed for the needs of typical modern freelancer. For web and mobile. Track time, manage tasks. Categorize by projects, clients & labels.




Deputy enhances workforce management by simplifying scheduling, timesheets, and task coordination. Used in over 250,000 workplaces, it offers shift planning, task management, and team communication centrally. It integrates with 300+ solutions promoting efficiency and compliance.



A time tracker focused on deep work, designed from the ground up for builders, makers & founders, to help you avoid context switching. 🤖 Real-time coaching from an AI work coach 🦾 No more fiddling to categorise your work, we do it with ChatGPT + embeddings.


