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500,000+ documents tracked

Más de 30.000 profesionales confían en nosotros

Used across 175+ countries

Get Lifetime Access for $99 • Deal ends Dec 1 • All features included, forever.

The fastest way

to close deals.

Sizle is the Document CRM that lets you share, track, and sign any file with real-time visibility. All from one secure, branded link.

Trusted by 30,000+ AES-256 encrypted. GDPR & CCPA

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

Commercial Lease Agreement.pdf
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Información sobre el compromiso

See who is spending the most time on your document and where their attention goes.

•
James Li2m 45s on page 3
•
Sara Patel1m 10s on intro
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Chris Nolan0m 30s skim

Recent Signatures

Track who signed your documents instantly and manage legally binding signatures efficiently and securely.

✅
John Carter3h ago
✅
Maria ChenYesterday
⌛
Alex GreenAwaiting

Document Views

Identify which leads are returning and how long they are engaging with each page.

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Emma WalshViewed 5 pages, 3m total
•
David KimViewed 2 pages, 1m 12s
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Rachel LeeViewed 7 pages, 4m 8s

Trusted by top teams at

Correo
McKinsey & Co.
TV para peatones
UCLA Riverside
Reino Unido
Tixel
NavigateEngine
United Biomedical
Red Bull
Galileo Ventures
SmartHealth Biotech
Mantel Group

From intent to final agreement

Sizle unifies secure data rooms, real-time analytics and e-signatures into a Document CRM to track, sign, and close every deal from one place.

Seguimiento de documentos

Send and Track

Every document becomes a live analytics portal. See who viewed, clicked, and returned, for full visibility from first open to signature.

Análisis de documentos

Reveal and Analyze

See which slides capture attention and which are skipped. Turn every document into a source of live, measurable customer intelligence.

Digital Signatures

Sign and Close

Effortlessly request and collect fast, binding e-Signatures from right inside your documents. Includes Certificate of Completion.

Sizle Deal Room - Real-Time Document Analytics Dashboard

The Document CRM that unifies your workflow

Sizle combines powerful dealmaking tools into a single, streamlined flow.

Branded Smart Links

Look professional before they click

Your logo, your domain. Create secure, trackable links that build instant buyer trust.

Análisis de documentos

Know what clients really think

See which pages they study and skip. Never guess about engagement again.

Instant Signatures

Close deals in-record time

Collect fast, legally-binding signatures directly inside your documents. No wasted time.

Virtual Deal Rooms

Secure data rooms for every deal

Turn any document into a secure, branded portal with live analytics tracking and viewer access.

Captación de clientes potenciales

Turn viewers into pipeline

Automatically capture leads from every document view. Perfect for proposals and pitches.

Smart Delivery

Enterprise security, zero complexity

Send from your domain with access-control and complete branding customization.

Get started

for

free

now

Built for privacy

Sizle drives millions of secure document views every year. From independent professionals to global startups, Sizle is trusted in 175+ countries to close deals faster with complete visibility.

Trusted enterprise security

Sizle powers millions of secure document views across 175+ countries, protected by AES-256 encryption, secure AWS storage on U.S. servers, and full GDPR and CCPA compliance. Your documents stay safe with enterprise-level security built for privacy.

Total clarity in every deal

See what happens after you hit send. Track every view, click, and signature in real-time. Know who’s engaging, which pages capture attention, and when to follow up, turning every shared document into a live intelligence source that helps you close deals faster.

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.Profesor de la Universidad de 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. PatelConsultor en McKinsey & Co.

B2B Sales Proposals

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

Scott DaviesVentas de ingeniería, Briggs PLC

Agency Proposal Tracking

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

Sorin A.Director de Marketing Digital

Fundraising

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

Tom DenisonFundador de 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.Consultor en 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.Entrenador de salud

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.Contratación en Wyn&Co

Software Sales Proposals

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

Oliver HeycoopFundador de Altatek Motorsport
600

k

Documents tracked

30

k

professionals

175

+

countries

FAQs

A Deal Room is a secure, branded online space for sharing decks, contracts, and documents with investors or clients. Unlike static PDFs, Sizle Deal Rooms include real-time analytics, lead capture, and eSignatures to help you close deals faster.

Every view is tracked in real time. Sizle shows who viewed your Deal Room, when they viewed it, how long they stayed on each page or slide, and what content they focused on.

Yes. You can connect your own domain and add custom logos, so every Deal Room matches your company’s brand perfectly.

Yes. You can set roles, permissions, and viewer controls. Lock or expire access, set expiry dates, or revoke links instantly for complete security.

Yes. Sizle includes built-in digital signatures with full audit trails, timestamped logs, and signer verification. All signatures are legally binding worldwide.

Yes. Sizle supports team workspaces for shared documents and analytics.

Your links and analytics remain safely stored. You can upgrade anytime to keep viewer insights, signatures and leads active without interruption.

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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