Mailock Pro
Start your trial
Try Mailock Pro free for 14 days
14-day trial then £9.30/user monthly (ex. VAT)
Exchange unlimited† secure emails
Use on the web or with Outlook
Integrates with Outlook
It integrates seamlessly with Outlook, making it a hassle-free way to secure emails while maintaining professionalism.
Craig Esplin
Adviser, Fair Deal Mortgages
Security without compromise
Data security is a top priority, and Mailock allows us to safeguard client information without compromise.
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Adam Stretton
MD, The Right Mortgage
We use it daily
Whether it’s documents, forms to sign, client evaluations, or any private information, we send it via Mailock.
Jo Smith
Office Manager, Beach IFA
Security to rely on
Mailock ensures reliable, personalised, and secure services, highlighting our dedication to client privacy.
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Rob Hudson
MD, Just Group
Clients love it
Clients like the added layer of security – it feels a bit more bespoke and they know their data is safe.
Terry Cole
Adviser, Prosper Protect
GDPR compliance
Advisers now have full compliance with GDPR and the freedom to send personal data by email. That's really important to us.
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Graham Bennett
Head of InfoSec, Mortgage Advice Bureau
Strong operational value
Mailock keeps operational costs low while delivering essential security and compliance benefits to businesses.

Mark Davies
MD, Westcoast Cloud
Easier than a portal
A lot of the time it’s just easier to send a secure email than ask a client to log into and use a document portal.
Chris Pinkney
Director, Tercos Financial
A healthier footprint
By securely digitising document transfers with Mailock, we’ve significantly reduced our carbon footprint.

Ronnie Taylor
CDO, Aegon
It's client-friendly
Mailock stands out—clients receive a code to their mobile, open the email, and reply easily.
Matthew Singleton
Investments, Throgmorton Capital
Seamless deployment
Mailock provides a seamless way to integrate secure communication into existing business workflows.
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Anthony Rafferty
CEO, Origo Services
The notifications are great
I love that you get a notification when the client opens the email – it’s confirmation that they’ve received it.
Isabella Mann
Office Manager, Lucra Mortgages
Quick, easy adoption
Mailock is simple to use, both for our internal teams and consumers, making secure email communication seamless.

Jordan Hindley
Head of Product, EQ
Integrates with Outlook
It integrates seamlessly with Outlook, making it a hassle-free way to secure emails while maintaining professionalism.
Craig Esplin
Adviser, Fair Deal Mortgages
Security without compromise
Data security is a top priority, and Mailock allows us to safeguard client information without compromise.
.png?width=50&height=50&name=New%20testimonial%20photos%20(4).png)
Adam Stretton
MD, The Right Mortgage
We use it daily
Whether it’s documents, forms to sign, client evaluations, or any private information, we send it via Mailock.
Jo Smith
Office Manager, Beach IFA
Security to rely on
Mailock ensures reliable, personalised, and secure services, highlighting our dedication to client privacy.
.png?width=50&height=50&name=New%20testimonial%20photos%20(3).png)
Rob Hudson
MD, Just Group
Clients love it
Clients like the added layer of security – it feels a bit more bespoke and they know their data is safe.
Terry Cole
Adviser, Prosper Protect
GDPR compliance
Advisers now have full compliance with GDPR and the freedom to send personal data by email. That's really important to us.
.png?width=50&height=50&name=New%20testimonial%20photos%20(1).png)
Graham Bennett
Head of InfoSec, Mortgage Advice Bureau
Strong operational value
Mailock keeps operational costs low while delivering essential security and compliance benefits to businesses.

Mark Davies
MD, Westcoast Cloud
Easier than a portal
A lot of the time it’s just easier to send a secure email than ask a client to log into and use a document portal.
Chris Pinkney
Director, Tercos Financial
A healthier footprint
By securely digitising document transfers with Mailock, we’ve significantly reduced our carbon footprint.

Ronnie Taylor
CDO, Aegon
It's client-friendly
Mailock stands out—clients receive a code to their mobile, open the email, and reply easily.
Matthew Singleton
Investments, Throgmorton Capital
Seamless deployment
Mailock provides a seamless way to integrate secure communication into existing business workflows.
.png?width=50&height=50&name=New%20testimonial%20photos%20(2).png)
Anthony Rafferty
CEO, Origo Services
The notifications are great
I love that you get a notification when the client opens the email – it’s confirmation that they’ve received it.
Isabella Mann
Office Manager, Lucra Mortgages
Quick, easy adoption
Mailock is simple to use, both for our internal teams and consumers, making secure email communication seamless.

Jordan Hindley
Head of Product, EQ
Integrates with Outlook
It integrates seamlessly with Outlook, making it a hassle-free way to secure emails while maintaining professionalism.
Craig Esplin
Adviser, Fair Deal Mortgages
Security without compromise
Data security is a top priority, and Mailock allows us to safeguard client information without compromise.
.png?width=50&height=50&name=New%20testimonial%20photos%20(4).png)
Adam Stretton
MD, The Right Mortgage
What do I get with Mailock Pro?
Mailock Pro gives professionals and teams the power to email securely.
Exchange unlimited secure emails and attachments. Our Pro plan includes:
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Email encryption
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Q&A recipient challenges
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Outlook add-in (Windows)
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Unlimited secure replies
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SMS recipient challenges
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Unipass ID recipient challenges
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Branded recipient journeys
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Custom trigger words
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Sent message tracker
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Message revoke
Start your 14-day trial today!
After your 14-day trial you will pay £9.30 per user monthly (excluding VAT). You can cancel anytime within your trial period. Terms and conditions† apply.
Operating requirements
Mailock works with any modern web browser on any device. As long as your browser is up-to-date, there is a good chance you can use Mailock.
To use our Outlook add-in, you need the classic desktop version of Outlook for Windows (see how to check).
This commonly comes with Microsoft 365 Business Standard subscriptions or higher tiers. Standalone copies like Office 2019 also work.
Our add-in works with any actively supported version of classic Outlook on any supported version of Windows (see Microsoft's end of support documentation).
Mailock Enterprise plan holders can use secure email with any mail flow through a number of integration options with our support.
† Terms and conditions
- All prices exclude VAT.
- Fair usage policy applies to unlimited secure email quotas.
- Features, pricing, and data storage periods for Enterprise plans vary based on infrastructure, requirements, and the package negotiated with our team.
Our Acceptable Use Policy and End User Agreement apply to all plans.
