| Site | Global rank | Product | Product rank | |
| svksoftware.com | 155.4 | radiuscat | go | 130 |
| datatechlabs.com | 129.2 | arrowbilling | go | 126 |
| portaone.com | 52.6 | portabilling100 | go | 590 |
| ipsmarx.com | 49.6 | terminavoip | go | 14 |
| sysmaster.com | 37.0 | voicemaster | go | 105 |
| brekeke.com | 35.8 | radiuscat | go | 7 |
| ascenttelecom.com | 27.3 | matrix voip billing | go | 3 |
| mera-systems.com | 26.2 | portabilling100 | go | 5 |
| dialexia.com | 18.2 | dial-aaa | go | 260 |
| alepo.com | 17.6 | rbs | go | 88 |
| ivr.com | 11.8 | talking sip | go | 27 |
| adoreinfotech.com | 10.8 | asterisk ser voip billing | go | 7 |
| References: | ||||
| vendors cached | go | |||
| vendors new cached | go | |||
| vendors new | go | |||
| excel file | go | |||