SimilarIQ's proprietary look-alike AI found 100 companies similar to costar.com — competitors, look-alikes, and adjacent players, ranked by match score with confidence ratings. Here are the top 10:
| # | Company | Match | Type | Confidence |
|---|---|---|---|---|
| 1 | Reonomy reonomy.com |
97 | Direct | 92 |
| 2 | Jll jll.com |
96 | Indirect | 90 |
| 3 | Crexi crexi.com |
95 | Direct | 95 |
| 4 | Loopnet loopnet.com |
95 | Direct | 90 |
| 5 | Cushmanwakefield cushmanwakefield.com |
93 | Indirect | 89 |
| 6 | RealPage realpage.com |
93 | Indirect | 86 |
| 7 | Yardi Systems yardi.com |
92 | Indirect | 85 |
| 8 | Compstak compstak.com |
92 | Direct | 92 |
| 9 | Cbre cbre.com |
92 | Direct | 92 |
| 10 | Ten-X ten-x.com |
91 | Direct | 89 |
SimilarIQ cross-references real search-market data with multiple proprietary AI analyses. Companies confirmed by more independent sources rank higher; every entry carries a 0–100 confidence score. Data refreshes as new searches run.