CallTower vs. 3CX
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | CallTower | 3CX |
|---|---|---|
| Avg. rating | 4.3 | 4.4 |
| Total reviews | 388 | 549 |
| Review growth (QoQ) | +0.0% | -93.3% |
| Products on G2 | 1 | 1 |
| Categories covered | 4 | 7 |
| Best category rank | #16 in UCaaS Platforms | #13 in Cloud PBX Platforms |
| Small Business | 25.2% | 43.2% |
| Mid-Market | 63.3% | 49.3% |
| Enterprise | 11.5% | 7.5% |