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500,000+ docs tracked

30,000+ professionals

Trusted in 175+ countries

Empowering people

and teams to do more.

We believe in creating ripple effects of efficiency.

Sizle is a secure document sharing platform that transforms the way teams work. Sizle is more than software, it’s smarter workflows, better engagements and faster closes.

Every part of Sizle has been carefully engineered and designed with your success in mind, turning routine tasks into strategic opportunities.With Sizle, you gain the clarity and control to not just share documents, but to propel your projects and partnerships forward with confidence.

Free 7-day trial. No card needed. Unlock insights instantly.

Trusted by top teams at

Daily Mail
McKinsey & Co.
Pedestrian TV
UCLA Riverside
UK Sport
Tixel
NavigateEngine
United Biomedical
Red Bull
Galileo Ventures
SmartHealth Biotech
Mantel Group

Trusted by professionals globally

Academic Research Sharing

Sizle.io is a great tool to easily share files that we do not want to be copied or modified.

Alexandre dos Santos P.Professor at University of Lavras

Client Proposal Sharing

The best part about Sizle.io is finding out who viewed a presentation, which slides they focused on, and for how long.

CK. PatelConsultant at McKinsey & Co.

B2B Sales Proposals

The sales team were amazed that they could “see” what slides the clients were reviewing in real-time.

Scott DaviesEngineering Sales, Briggs PLC

Agency Proposal Tracking

Sizle.io surpassed our expectations when we saw how a client is engaging with our proposal.

Sorin A.Digital Marketing Manager

Fundraising

Understanding when, where, and how much the recipients of our decks are engaged helps tremendously with our follow-up.”

Tom DenisonFounder of SmartHealth Biotech

SaaS Proposal Tracking

Sizle.io is incredibly easy to use. Upload and send your document and you get detailed analytics on who viewed it.

Zunaid K.Consultant at Profit Flow

Training Material Tracking

The ability to quickly and securely share a document and view analytics has improved my file sharing process.

Seth D.Health Coach

Consultant Proposal Tracking

The insights and analytics are detailed and useful. No longer do I have to wonder if a client has opened an email.

Brandon J.Recruitment at Wyn&Co

Software Sales Proposals

Seeing how much time prospects spend on each slide helps us optimise our collateral.

Oliver HeycoopFounder of Altatek Motorsport

FAQs

A secure online space where you share, track and sign deal documents with full visibility and control.

Sizle records every view, click and scroll in real time so you can see exactly how people interact with your documents.

Yes, you can fully brand your links and Deal Rooms with your logo, colours and domain for a professional experience.

Yes, you control who can view, download or sign, with full audit logs and access permissions.

Yes, every signature is legally binding under global eSignature laws and includes a Certificate of Completion.

Yes, invite teammates to shared workspaces to manage documents, track engagement and close deals together.

600

k

Documents tracked

30

k

professionals

175

+

countries

Turn docs into deal intelligence

Sizle shows what really happens after you hit send.

Free 7-day trial

Unlock insights instantly

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