GanttProject Ratings (September 2025)
This page breaks down GanttProject ratings from all verified review sources to give you a clear, unbiased view of what real users think in September 2025.
We’ve aggregated the latest scores from all major platforms like Trustpilot, G2, Capterra and many more to help you understand GanttProject’s overall reputation. This data-driven overview will show you exactly how GanttProject is rated - including how it compares to competitors.
GanttProject's Overall Rating Summary
- Average Rating:4.6/5
- Total Reviews:1,075 reviews
- Sources:G2, Capterra, Trustradius, Getapp, Softwareadvice, Facebook
- Last updated:September 1, 2025
GanttProject Ratings by Source
| Platform | Rating | Reviews | Last Update |
|---|---|---|---|
 G2 | 4.3/5 | 66+ reviews | 01.09.25 |
 Capterra | 4.2/5 | 172+ reviews | 01.09.25 |
 Trustradius | 4/5 | 8+ reviews | 01.09.25 |
 Getapp | 4.2/5 | 172+ reviews | 01.09.25 |
 Softwareadvice | 4.2/5 | 172+ reviews | 01.09.25 |
 Facebook | 5/5 | 485+ reviews | 01.09.25 |
What is GanttProject?
GanttProject is a free and open-source desktop project management software that offers an easy-to-use interface for building Gantt charts, assigning resources, and calculating project costs. It supports exporting to Microsoft Project, CSV, Excel, PDF, and PNG, and includes a commercial cloud-based collaboration server called GanttProject Cloud. The software is available for Windows, macOS, and Linux, and is trusted by thousands of users worldwide.
🤔 GanttProject vs Competitors: How Do Ratings Compare?
Check out GanttProject AlternativesFrequently Asked Questions
How trustworthy is GanttProject?
According to Capterra and G2 review sites GanttProject holds ratings of 4.2/5 and 4.3/5 respectively from 238 reviews, indicating that users consistently find value and reliability in the platform as of September 2025.
How many stars is GanttProject rated?
GanttProject has an average star rating of 4.6 out of 5 stars based on average of 1,075 reviews as of September 2025.
Where does the rating data come from?
The ratings are pulled from GanttProject public reviews pages on platforms: G2, Capterra, Trustradius, Getapp, Softwareadvice, Facebook. We update these ratings monthly to ensure they reflect the most current customer feedback.
How overall average rating for GanttProject is calculated?
The overall average rating is calculated by taking the weighted average of all ratings, using the total reviews count from each platform as the weight.