Privacy-First
Consumer Verification

Request only the essentials from users, with no intermediaries and a UX they will love.

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The Problem

Handling Private User Data Is Risky, Costly, and Frustrating

Privacy is
non-negotiable

Users today know the value of their data. They expect full control — over who can access it, for what purpose, and for how long. Anything less erodes trust.

Official APIs are
limiting

Platforms often neglect API development, leaving data access limited in both scope and granularity, making it harder to get what you truly need.

Intermediaries add
cost and friction

Relying on third parties to access user data drives up costs, slows onboarding, and adds unnecessary risk.

The Solution

vouch Redefines
User Verification

Customizable Zero-Knowledge
Attestations

Create a direct verification channel that keeps customers in full control of what they share and how they share it. No intermediaries. Privacy is the default.

Fastest Access
to Consumer Private Data

Verify any private data available in web2 (websites, apps, emails) — plus access information not exposed through APIs. Get the data you need, instantly and securely.

Better Verification
at a Fraction of the Cost

Cut out intermediaries to lower verification costs, reduce complexity, and speed up onboarding.

How It Works

Integrate vouch in four fast, guided steps.

Connect with
our team

We start with a quick conversation to understand your verification needs and compliance requirements, so we can tailor vouch to your business.

Select and configure your
verification workflow

Together, we define the proof types you need, such as proof of address, account balance or transfer confirmation, and customize them to your requirements.

Integrate with a single
API call

We provide you with a lightweight API or widget to drop into your app or website. Our team supports testing so you’re ready to launch quickly.

Receive verified data with cryptographic proof

Get the verified data you need, backed by cryptographic proof, and watch your business grow with a smoother, more trusted user experience.

Get Early Access

Verification Challenges vouch Solves for You

Proof of Account Ownership
Proof of
Address
Proof of Account
Balance
Proof of Completed
Transaction
Proof of Historical
Activity

Trusted by Industry Leaders

Get Started
with vouch

Enabling businesses to verify consumer private data directly, securely, and without intermediaries, while giving users an experience they will love.

An upward-trending graph with an arrow, representing conversion rates, growth, and performance analytics.

Reduce friction
and boost conversions.

A checkmark inside a badge, symbolizing verification, trust, or authenticity

Unlock data
beyond API limits.

Shield icon representing privacy and protection.

Protect privacy,
build trust.

FAQs

Your Questions, Answered

What features come with vouch?

vouch enables businesses to receive verified attestations directly from users, without building complex integrations. You handle only the minimal sensitive data required for your use case, with the rest staying securely with the user. You get customizable verification workflows, zero-knowledge attestations, and access to private data beyond standard API limits, all with hands-on support from our team.

How does vouch ensure data security?

All verification happens on the user’s device, with no private data of your consumer stored on our servers. Only cryptographically verified attestations are shared, and the underlying information is never revealed. This zero-knowledge approach eliminates PII handling and significantly reduces compliance burden.

What kinds of attestations can users create?

Businesses can request proofs for financial data, identity information, address verification, account ownership, transaction history, professional credentials, and more. Our system supports virtually any digital claim you need to verify, without requiring direct API access to source platforms.

How do we integrate vouch into your onboarding process?

Integration is fast and supported by our team from start to finish. We configure your required claims, provide you with a simple API or widget integration, and help you test and launch. Most customers are live within days, not weeks.

Is there a free version of vouch?

We don’t currently offer a self-serve or free trial. Instead, we work directly with each customer to get you live quickly. From your first conversation with us, we scope your requirements, configure your workflows, and handle setup — so you can start verifying data fast.

How can I learn more or get started?

You can contact our sales team directly through our Get Started form or by emailing namita@getvouch.io. We’ll set up a quick call to understand your needs and walk you through how vouch can work for your business.