SHSelfHostIndex

Kimai vs Clockify Selfhost Cattr

A side-by-side comparison of two self-hosted time tracking options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
KI Kimai Professional time tracking for teams and freelancers VS CL Clockify Selfhost Cattr Open-source time tracking and team productivity
FeatureKimaiClockify Selfhost Cattr
CategoryTime TrackingTime Tracking
LicenseAGPL-3.0Apache-2.0
LanguagePHPPHP
Setup difficultyMediumMedium
Min. RAM512 MB512 MB
Deploymentdocker, bare-metal, sourcedocker, bare-metal
GitHub stars★ 4,871★ 97
First released20062019
ReplacesToggl, Harvest, ClockifyHubstaff, Time Doctor

Why pick each one

Choose Kimai if…

  • Mature and actively maintained
  • Strong invoicing features
Kimai details

Choose Clockify Selfhost Cattr if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Written in PHP
  • Lightweight — runs in 512 MB RAM
Clockify Selfhost Cattr details

Frequently asked questions

Is Kimai or Clockify Selfhost Cattr better?

Neither is universally better. Kimai has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Kimai and Clockify Selfhost Cattr free and open-source?

Yes. Kimai is licensed under AGPL-3.0 and Clockify Selfhost Cattr under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Kimai and Clockify Selfhost Cattr with Docker?

Kimai: yes. Clockify Selfhost Cattr: yes.

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