O4S vs. GroupGreeting
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | O4S | GroupGreeting |
|---|---|---|
| Avg. rating | 4.5 | 4.8 |
| Total reviews | 10 | 1,314 |
| Review growth (QoQ) | — | -100.0% |
| Products on G2 | 1 | 1 |
| Categories covered | 3 | 2 |
| Best category rank | — | #29 in Rewards and Incentives |
| Small Business | 20.0% | 46.4% |
| Mid-Market | 60.0% | 35.6% |
| Enterprise | 20.0% | 18.0% |