GanttProject vs. Zenstack Corporation
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | GanttProject | Zenstack Corporation |
|---|---|---|
| Avg. rating | 4.3 | 4.8 |
| Total reviews | 69 | 517 |
| Review growth (QoQ) | -100.0% | -41.3% |
| Products on G2 | 1 | 1 |
| Categories covered | 1 | 3 |
| Best category rank | #9 in Project Management Tools | #4 in Project Management Tools |
| Small Business | 67.8% | 52.6% |
| Mid-Market | 25.4% | 41.7% |
| Enterprise | 6.8% | 5.6% |