Live ranking by how often ChatGPT, Perplexity & Google AI name each brand when buyers ask for the best e-signature software. As buyers move to AI to choose, the brands at the top win the customer.
| # | Brand | AI mention share | |
| 🥇 | DocuSign | 80% | |
| 🥈 | HelloSign | 80% | |
| 🥉 | Adobe Sign | 80% | |
| 4 | SignNow | 60% | |
| 5 | Zoho Sign | 40% | |
| 6 | Nitro Sign | 40% | |
| 7 | PandaDoc | 40% | |
| 8 | eSignLive | 40% | |
| 9 | Microsoft Office 365 built-in | 20% | |
| 10 | RightSignature | 20% |