Nexsys ClearSign vs Proof (formerly Notarize)
Side-by-side from the Top 11 ranking of The 11 Best Online Notary Software Platforms (2026). Last verified July 22, 2026.
The short answer
Proof (formerly Notarize) ranks higher on Top 11 (#1 vs #10) for Title companies, law firms, lenders, and businesses choosing a platform to notarize documents remotely and online. Best on-demand network with the deepest identity proofing.
At a glance
| Nexsys ClearSign | Proof (formerly Notarize) | |
|---|---|---|
| Top 11 rank | #10 / The 11 Best Online Notary Software Platforms (2026) | #1 / The 11 Best Online Notary Software Platforms (2026) |
| Score (out of 9.4) | 7.5 | 9 |
| Best for | RON wired into mortgage origination | On-demand RON at enterprise scale |
| Pricing | $$$ (enterprise, per-closing / custom) | $$ (from around $25 per notarization; enterprise custom) |
| HQ | Farmington Hills, USA | Boston, USA |
| Founded | 2001 | 2015 |
Nexsys ClearSign
Best RON integrated with the mortgage stack.
www.nexsystech.comSee full entry in The 11 Best Online Notary Software Platforms (2026)
Proof (formerly Notarize)
Best on-demand network with the deepest identity proofing.
www.proof.comSee full entry in The 11 Best Online Notary Software Platforms (2026)
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.