
OpenSign
8.4#1 in e-signature softwareFrom $9.99 a monthFree planWebAPILinuxmacOS
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| Fact | OpenSign | Upsign |
|---|---|---|
| Audit trail | Yes | The product records document history including views and signatures in an audit trail. |
| Product | OpenSign describes itself as an open-source PDF e-signature solution for signing, storing, and securing documents. | Upsign is electronic signature software for sending, signing and tracking documents. |
OpenSign may suit individuals and businesses that need PDF signing, reusable templates, or API-based signing workflows. It also offers self-hosting instructions for those who want to run it on Linux, macOS, or Windows.
Upsign suits individuals or teams that send documents for signatures and need status tracking, reminders, or reusable workflows. Its recipient flow supports signing without an account on a phone or computer.