CallTower vs. Nextiva
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | CallTower | Nextiva |
|---|---|---|
| Avg. rating | 4.3 | 4.5 |
| Total reviews | 388 | 3,685 |
| Review growth (QoQ) | +0.0% | -27.2% |
| Products on G2 | 1 | 1 |
| Categories covered | 4 | 6 |
| Best category rank | #16 in UCaaS Platforms | #2 in VoIP Providers |
| Small Business | 25.2% | 76.7% |
| Mid-Market | 63.3% | 22.1% |
| Enterprise | 11.5% | 1.2% |