Software Alternatives, Accelerators & Startups

Clockify VS Koncentro

Compare Clockify VS Koncentro and see what are their differences

Clockify logo Clockify

Simple and free time tracker. Perfect for small and mid-sized businesses as well as freelancers. Unlimited projects and users, unlimited productivity. Get all the premium functionalities, completely free.

Koncentro logo Koncentro

A powerful productivity app combining Pomodoro technique, task management, and website blocking.
  • Clockify Landing page
    Landing page //
    2022-12-13
  • Koncentro Landing page
    Landing page //
    2025-10-29

Clockify

$ Details
freemium $3.99 / Monthly ("Add time for others", "Time audit", "Customize export",)
Platforms
Web Android Mac Browser Extansion iOS Linux
Release Date
2017 May
Startup details
Country
Serbia

Koncentro

Website
github.com
Pricing URL
-
$ Details
-
Platforms
-
Release Date
-

Clockify features and specs

  • Time audit
  • Invoicing
  • Reporting
  • Add time for other
  • Scheduling
  • Forecasting
  • Expenses
  • Task rates
  • Budget & estimates

Koncentro features and specs

  • Distraction-free focus
    Koncentro dims or covers non-active windows, helping users maintain focus on the current task by reducing visual distractions from other open applications.
  • Open source
    The project is open source and hosted on GitHub, meaning users can inspect the code, contribute improvements, and customize it to their needs without any licensing costs.
  • Lightweight utility
    Koncentro is a simple, focused utility that does one thing well โ€” dimming inactive windows โ€” without being bloated with unnecessary features, keeping system resource usage minimal.
  • Customizable dimming
    Users can adjust the level of dimming/opacity applied to inactive windows, allowing them to fine-tune the visual effect to their personal preference and workflow needs.
  • Built for productivity
    The tool is specifically designed to enhance productivity and concentration, making it particularly useful for users who work with multiple monitors or many open windows simultaneously.

Possible disadvantages of Koncentro

  • Limited platform support
    Koncentro appears to be designed for a specific operating system (Windows/Linux), which limits its availability to users on other platforms who might benefit from similar functionality.
  • Niche functionality
    The tool serves a very specific and narrow use case โ€” dimming inactive windows. Some users may find this insufficient to justify installing an additional application when OS-level features or other tools may partially address the same need.
  • Small community and limited adoption
    As a relatively unknown open-source project, Koncentro has a small user community, which means fewer contributors, less frequent updates, and limited community support for troubleshooting issues.
  • Potential compatibility issues
    Window management utilities that interact with the display and window compositor can encounter compatibility issues with certain desktop environments, window managers, or specific applications that use non-standard rendering.
  • Limited documentation
    Being a smaller open-source project, the documentation and guides available may be sparse, making it harder for new users to configure advanced settings or troubleshoot problems without diving into the source code.

Analysis of Clockify

Overall verdict

  • Overall, Clockify is a versatile and effective time-tracking tool that offers excellent value, especially for those seeking comprehensive features without the hefty price tag.

Why this product is good

  • Clockify is considered a good tool for time tracking due to its comprehensive features that cater to individual users as well as teams. It is user-friendly, offers unlimited time tracking for free, and includes both manual and automatic tracking options. Its ability to generate detailed reports helps users keep track of productivity. Additionally, it integrates with numerous applications, enhancing its functionality. It's also appreciated for its project management capabilities and ability to handle billing and invoicing, making it versatile for various professional needs.

Recommended for

    Clockify is highly recommended for freelancers, small to medium-sized businesses, and remote teams who need efficient time management without financial constraints. Project managers, consultants, and anyone involved in billing or client work would find it particularly beneficial.

Analysis of Koncentro

Overall verdict

  • Koncentro appears to be a useful open-source tool, but as it is a lesser-known GitHub project, its quality depends heavily on its active maintenance, documentation, and community adoption. If it solves your specific problem and is actively maintained, it can be a solid choice.

Why this product is good

  • Being open-source, it offers transparency and the ability to inspect, modify, and self-host the code
  • No licensing costs, making it budget-friendly for individuals and small teams
  • Community-driven projects can be flexible and responsive to feature requests via issues and pull requests
  • You can adapt or extend it to fit your specific workflow needs

Recommended for

  • Developers comfortable with open-source tools and reading source code
  • Users who prefer self-hosted or free alternatives to commercial software
  • Teams wanting to contribute to or customize a productivity/focus tool
  • Early adopters willing to work with tools that may still be evolving

Clockify videos

Quick Features Overview

More videos:

  • Demo - Clockify for Project Management
  • Demo - Clockify Tour: All you need to know about this time tracking tool

Koncentro videos

No Koncentro videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to Clockify and Koncentro)
Time Tracking
99 99%
1% 1
Invoicing
98 98%
2% 2
Project Management
98 98%
2% 2
Time Management
98 98%
2% 2

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Clockify and Koncentro

Clockify Reviews

10 Top RescueTime Alternatives for 2024 [Detailed Overview]
As a comprehensive tool, Clockify does many things. It has multi-platform time tracking, timesheet and time off management, scheduling, and expense tracking features.
Source: toggl.com
20 Employee Monitoring Software [2022 Updated List]
Clockify also has a calendar feature that lets managers schedule activities and tasks. Now, with the monitoring option, they can compare their employeeโ€™s activities to what they were scheduled to do. This way, workers will stay on track with business goals.
Source: traqq.com
20 best accounting software tools
Want to learn more about how you can use Clockify in your accounting process and while gathering documentation for taxes? Then check some of our previous blog posts:
Source: clockify.me
112 Best Chrome Extensions You Should Try (2021 List)
Clockify tracks your time spent on the web. With over 50+ web apps integration and periodic reminders, it can help you manage and analyze time daily. Furthermore, it is free for individuals and teams. It is also available for Android, iOS, and desktop, thus helps you sync tracked data.
10 Best Free Employee Timesheet Apps in 2020
Clockify is a free timesheet app. It is an online application which will allow employees to fill timesheets. This application works in a browser. It has the functionalities for calculating payroll and billable hours.

Koncentro Reviews

We have no reviews of Koncentro yet.
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Social recommendations and mentions

Based on our record, Clockify seems to be more popular. It has been mentiond 57 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Clockify mentions (57)

View more

Koncentro mentions (0)

We have not tracked any mentions of Koncentro yet. Tracking of Koncentro recommendations started around Oct 2025.

What are some alternatives?

When comparing Clockify and Koncentro, you can also consider the following products

Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.

Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.

ManicTime - Track your computer usage and use collected data to accurately tag time.

Time Doctor - Time Tracking and Time Management Software that is accurate and helps you to get a lot more done each day.

Timeslider - Timeslider is a web-based time tracking app. With its unique user interface, it allows you to add and change times very quickly. Times can be categorized with the help of tags. It supports collaboration in teams.

Hubstaff - Integrated time tracking, productivity metrics, and payroll for your distributed team.