Pay-per-signature e-signature tools
Low-volume senders: what 10 envelopes a month costs with no seat fees. Per-contract pricing or flat plans with unlimited users beat per-seat plans when many people send a few documents.
| # | Tool | Bill /mo | Plan | From | Free? | Why on this list | Visit |
|---|---|---|---|---|---|---|---|
| 1 |  DocuSeal | $0 | Basic | $20/user/mo | Yes | Open-source e-signature with a free plan and a $20 Pro seat with unlimited requests | Visit |
| 2 |  eSignatures.io | $4.90 | Pay as you go | $0.49/contract | No | Pure pay-per-contract pricing — $0.49 a contract, no monthly fee, unlimited users | Visit |
| 3 |  SignWell | $60 | Light | $12/mo | Yes | Sender-based pricing with unlimited documents on paid plans and a 3-document free plan | Visit |
| 4 |  BoldSign | $75 | Growth | $15/user/mo | Yes | Cheapest annual per-user price in this desk, a 25-envelope free plan and a flat unlimited-user Premium tier | Visit |
| 5 |  airSlate SignNow | Not listed | Monthly-billing price Not listed on the official page | Not listed | No | Flat account pricing with unlimited users — but only 100 signature invites a year on the self-serve plans | Visit |
FAQ
What is the pay-per-signature e-signature tools?
Ranked for 5 senders, 10 envelopes/month, monthly billing: DocuSeal $0/mo, eSignatures.io $4.90/mo, SignWell $60/mo, BoldSign $75/mo. Per-contract pricing or flat plans with unlimited users beat per-seat plans when many people send a few documents.
Is the cheapest e-signature tool always the best pick?
No. Check envelope caps, template limits, integrations, audit-trail and compliance needs, and whether extra senders cost extra on each tool page before you switch.
How were these prices checked?
Official pricing pages captured with Playwright on 2026-10-31. Anything unpublished stays Not listed.