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Is a signed PDF legally binding? (What actually counts)
E-signature law7 min read
Product

Grown-up features, none of the enterprise tax.

Everything you'd expect from serious e-signing, and three things the incumbents can't give you: agreements from your own design, no-login signing, and a provable seal on every completed document.

sign.signet.co/a/ada-northwind
No logins. Just sign.

A secure link is the session. Signed in under a minute.

Your client opens, reviews, draws or types their name, consents, done. On any device. No account, no app, no friction.

Signature
Ada ClientAgree & sign

Sealed & verifiable

Every completed agreement is sealed with a certificate anyone can verify.

untampered

API & webhooks

Create and send agreements from your own systems, and get signed events back in real time.

POST /hooks
{ "type": "agreement.sealed" }

Tamper-evident audit trail

append-only
  1. Opened09:41:02·a3f1
  2. Reviewed09:41:55·b7c4
  3. Signed09:42:31·e0d9
  4. Sealed09:42:33·f24a

Designed templates

A visual builder with live preview and dynamic fields, on-brand, every time.

Contract lifecycle

Nothing auto-renews behind your back. Signet tracks the last day you can give notice, not just the expiry, and reminds you before the window shuts.

Northwind MSADecide by 12 Jun
Acme retainerDecide by 4 Aug
Studio NDADecide by 30 Sep

List, calendar or board. Team and Enterprise.

Spaces

A branded, living hub of a client's agreements, everything in one place.

NNorthwind Ltd
Master Services Agreementsealed
Statement of Work #2sealed
Mutual NDAsent

Multi-entity branding

Send from any of your legal entities or client-facing brands, each on-brand.

Your StudioNorthwind LtdAcme Co
Every capability

The whole toolkit, in one place.

No-login signing

A secure link is the session. Your client opens, reviews, signs and consents, no account, no app, no password.

  • Signed in under a minute
  • Any device, any browser
  • The biggest reason deals close faster

Designed templates

A visual builder with live preview and dynamic fields. Agreements are rendered from your own design, not stapled onto an upload.

  • Your logo, type and layout
  • Merge data, dates and figures
  • Flawless PDF, every send

Tamper-evident seal

Every completed agreement is sealed with a certificate anyone can verify. Not a log you're asked to trust, proof.

  • Verifiable certificate of completion
  • Any change is detectable
  • Delivered to every party

Tamper-evident audit trail

An append-only record of every event, opened, reviewed, signed, sealed, with who, when and from where.

  • Immutable and exportable
  • Timestamped and hashed
  • eIDAS / ESIGN aligned

Approvals & Spaces

Internal sign-off before anything reaches a client, and a branded, living hub for each client's documents.

  • Route for internal approval
  • A hub per client
  • Roles and permissions

Integrations

Send from your CRM, draft invoices in Xero, ping Slack when a deal is sealed, and file every signed PDF to Drive, automatically.

  • HubSpot, Salesforce, Pipedrive, Zoho
  • Xero, Slack, Google Drive
  • File signed PDFs automatically

Contract lifecycle

Signed is not finished. Signet tracks when each contract starts, ends and renews, and reminds you before the notice window closes so nothing rolls over by accident.

  • Knows the last day to give notice
  • List, calendar or board view
  • Reminders on your own schedule

API & webhooks

Create and send agreements straight from your own systems, and get a signed event back the moment something is opened, signed or sealed.

  • Create agreements over REST
  • Real-time signed webhooks
  • Per-workspace keys, idempotent sends

Send your first agreement free.

See the whole thing in action. Join the early-access list and we'll get you a seal of your own.

Free to start · no card needed.