Documents you sign every day
- Membership contracts
- Liability waivers
- Recurring-payment authorizations
- Center rules and policies
How Gyms use it
When you sign up a new member
The membership agreement and liability waiver get signed at the front desk or before arrival, from their phone.
When booking specialized training
Fitness assessment or high-performance class consents get signed in minutes, no paperwork at the counter.
When renewing or canceling
Plan changes and cancellations stay signed and filed, avoiding disputes over what was agreed.
Before and after Firmiu
Why choose Firmiu
Express sign-up
The member signs their membership and waiver in seconds.
No paperwork at reception
Sign from the member's phone or a gym tablet.
Documented backing
IP, date and verification are logged on every signature.
How Firmiu works
Upload your PDF
Upload the document and enter the name and email of the person who must sign.
The signer receives a link
They get an email with a unique link and a verification code.
Signed document
The PDF is signed with its audit trail, ready to download.
Frequently asked questions
- Does it work for liability waivers?
- Yes, as a private agreement between the gym and the member.
- Does the member need an account?
- No. They sign from a unique link, without registering.
- Can I save my members?
- Yes, to send them new documents in seconds.
- Does it work for the liability waiver at sign-up?
- Yes, you can send it together with the membership agreement so the new member signs both in one step.
- Can I send the contract before the person arrives at the gym?
- Yes, you send the link by email and they can sign it from home before their first visit.
- Do I need to pay to start using Firmiu?
- No, the free plan lets you sign documents each month at no cost — great for small or boutique gyms.
Guide reviewed and updated: July 2026.
Electronic signatures in your country
Related guides
How to sign an informed consent online
Clinics and practices can collect patient consent paper-free. Here's how.
How to send a document for your client to sign
Sending a PDF for signature and getting it back signed can take minutes. Here's the flow and some tips to close faster.
Free electronic signature: how to start at no cost
Need to sign documents without spending? Here's how to use a free electronic signature and when a paid plan makes sense.
Digital signatures for other professions
Start signing today
Create your free account and sign your first document in minutes.
Create free account