Documents you sign every day
- Liability waivers
- Training contracts and plans
- Health questionnaires (PAR-Q)
- Recurring-payment authorizations
How Personal trainers use it
When you take on a new client
The liability waiver and health questionnaire get signed from their phone before the first session.
When you sell a session package
The package or membership contract gets signed in minutes, no paperwork before training.
In the client's history
Every signed document is filed, useful if any question comes up about what was agreed.
Before and after Firmiu
Why choose Firmiu
Start risk-free
The client signs their waiver before the first workout.
Sign from mobile
Your clients sign from any phone.
Every signature documented
IP, date and verification are logged.
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 trainer and the client.
- Does the client need an account?
- No. They sign from a unique link, without registering.
- Does it work for online training?
- Yes, the client signs from anywhere.
- Does it work for the liability waiver?
- Yes, you can send it together with the health questionnaire so the client signs both in one step.
- Can I send a session-package contract?
- Yes, any PDF that needs a signature can be sent through Firmiu, including packages and memberships.
- Do I need to pay to start using Firmiu?
- No, the free plan lets you sign documents each month at no cost — great for independent trainers.
Guide reviewed and updated: July 2026.
Electronic signatures in your country
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