

Compare RingCentral versus Slack for CEO Rating, Overall Culture Score, Brand Ranking, and other ratings. Results were generated by 2921 employees and customers of RingCentral and 114 employees and customers of Slack.
| 56% | Promoters |
|---|---|
| 13% | Passive |
| 31% | Detractors |
| 65% | Promoters |
|---|---|
| 20% | Passive |
| 15% | Detractors |
Net Promoter Score
Winner by 25
CEO Rating