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