Kimai vs Rainlendar

Professional comparison and analysis to help you choose the right software solution for your needs.

Kimai

Rainlendar

Kimai vs Rainlendar: The Verdict

⚡ Summary:

Kimai: Kimai is an open source time tracking application. It allows users to track time spent on projects and tasks, and generates reports and invoices. Kimai is PHP-based and easy to install on Linux, Mac or Windows servers.

Rainlendar: Rainlendar is an open source desktop calendar application for Windows, Mac and Linux. It supports calendar events, tasks, and weather information. Rainlendar is lightweight, customizable, and supports online calendar integration.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature	Kimai	Rainlendar
Sugggest Score	—	—
Category	Office & Productivity	Office & Productivity
Pricing	Open Source	Open Source

Product Overview

Kimai

Description: Kimai is an open source time tracking application. It allows users to track time spent on projects and tasks, and generates reports and invoices. Kimai is PHP-based and easy to install on Linux, Mac or Windows servers.

Type: software

Pricing: Open Source

Rainlendar

Description: Rainlendar is an open source desktop calendar application for Windows, Mac and Linux. It supports calendar events, tasks, and weather information. Rainlendar is lightweight, customizable, and supports online calendar integration.

Type: software

Pricing: Open Source

Key Features Comparison

Kimai Features

Time tracking
Project management
Invoicing
Reporting
Role-based permissions
Multi-user
Multi-language
REST API

Rainlendar Features

Desktop calendar
Event management
Task management
Weather information
Customizable interface
Lightweight
Online calendar integration

Pros & Cons Analysis

Kimai

Pros

Open source
Self-hosted
Customizable
Easy to use
Active development community

Cons

Limited integrations
Can be complex for simple needs
Steep learning curve

Rainlendar

Pros

Open source
Free
Lightweight
Customizable
Cross-platform
Online calendar integration
Weather integration

Cons

Limited features compared to proprietary options
No mobile app

Pricing Comparison

Kimai

Open Source

Rainlendar

Open Source

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