Certification & contracting

Contract SMS

Secure, frictionless agreements with legal validity.

Close contracts, authorisations and acceptances through a certified SMS: your customer replies from their phone, with no apps or complications, and the whole process is documented with legally valid evidence.

No apps for the customer Sealed evidence Panel and API
Certified acceptance
Offer and reply sealed
By Mensatek and the FNMT
How it works

From sending to signing, in a single SMS

1

Send the proposal

Send the terms via certified SMS from the panel or the API, with the exact text of what is being accepted.

2

Your customer replies

They accept, validate or authorise by replying from their phone, without installing anything or leaving their messages.

3

Everything is documented

Offer, acceptance, dates and full traceability in a certificate sealed by two qualified trust service providers: Mensatek and the FNMT (Spain's Royal Mint).

Everything included

The fastest way to close
a valid agreement

Acceptance by reply

Consent is given by replying to the SMS: simple for any customer.

Offer and reply recorded

The text sent and the exact answer form part of the evidence.

Full traceability

Sealed date and time of every step: sending, delivery and acceptance.

Integrity and non-repudiation

Evidence cryptographically protected against any alteration.

Independent certificate

One evidence document per agreement, downloadable whenever you need it.

Panel and API

One-off agreements from the panel or contracting integrated into your processes.

Use cases

Close in seconds what used to take days

Sign-ups and upgrades

Service contracting and policy or plan upgrades with immediate validity.

Authorisations

Operations, charges and procedures authorised in a provable way.

Renewals

Renew terms with a simple ACCEPT, documented from start to finish.

Consents

Informed consents and acceptance of terms with full proof.

FAQ

Your questions, answered

Yes: the process is documented with evidence of the text offered, the customer's reply and the exact moment of each step, sealed by two qualified trust service providers —Mensatek and the FNMT— under the eIDAS Regulation.

The message sent with the terms, the recipient's acceptance or reply, the sealed dates and times, and the complete traceability of the process.

No. Everything happens in their phone's messaging app: they receive the SMS and reply. No apps, registrations or mandatory links.

Yes: with the unified API you can trigger the Contract SMS from your CRM or application and receive the result automatically. Questions? +34 910 606 161.

Your next agreement, in one SMS

Free sign-up with trial credits. Send your first proposal and close it with full validity in minutes.