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Firefox Relay vs OneTrust: Which Data Privacy Is Better in 2026?

Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction, side by side, with no marketing spin.

Firefox Relay
Firefox Relay
Rating
,
Reviews
0
From
Custom

in Data Privacy

OneTrust
OneTrust
Leads 1/9
Rating
,
Reviews
0
From
Custom

in Data Privacy

Jump to scorecard Ask SIA

The Short Answer

Firefox Relay vs OneTrust, in 15 seconds

Choose Firefox Relay if…

  • You prefer Firefox Relay's approach and ecosystem

Choose OneTrust if…

  • You have strict security & compliance needs

Head-to-Head Scorecard

How Firefox Relay and OneTrust score

OneTrust leads on 1 of 9 measured dimensions.

  • Customer Rating

    Average score from verified user reviews

    Even
    Firefox
    No reviews
    OneTrust
    No reviews

  • Review Volume

    Number of verified reviews, a proxy for adoption

    Even
    Firefox
    0
    OneTrust
    0

  • Entry Pricing

    Lowest published starting price (free plan = lowest)

    Even
    Firefox
    Custom
    OneTrust
    Custom

  • Free Access

    Availability of a free plan and/or free trial

    Even
    Firefox
    Free trial
    OneTrust
    Free trial

  • Integrations

    Number of listed third-party integrations

    Even
    Firefox
    6
    OneTrust
    6

  • Features

    Number of listed product capabilities

    Even
    Firefox
    0
    OneTrust
    0

  • AI Features

    Capabilities mentioning AI, automation or ML

    Even
    Firefox
    ,
    OneTrust
    ,

  • Security & Compliance

    Number of listed compliance certifications

    OneTrust
    Firefox
    2
    OneTrust
    3

  • Platforms & Deployment

    Supported platforms and deployment options

    Even
    Firefox
    4
    OneTrust
    4

Feature Comparison

Firefox Relay vs OneTrust feature breakdown

Search or filter the full feature matrix, core features, AI, integrations, APIs, security and compliance.

Firefox Relay
OneTrust
Overview
User rating
,
,
Pricing model
Quote-based
Quote-based
Starting price
Custom
Custom
Free version
Free trial
Features
Key capabilities
,
,
AI features
,
,
Integrations & API
Integrations
GmailOutlookBrowser extensionsPassword managersiOSAndroid
SalesforceGoogle Tag ManagerSegmentSnowflakeAWSZapier
Public API
Platforms
Deployment
CloudSaaS
CloudSaaS
Platforms
WebAPI
WebAPI
Mobile support
Security & Compliance
Compliance
GDPRCCPA
SOC 2ISO 27001GDPR
Vendor
Company
,
,
Verified
Founded
,
2016
Headquarters
,
Atlanta, Georgia, USA

Pricing Comparison

Firefox Relay vs OneTrust pricing

Entry pricing, plan tiers and the cost factors that shape total cost of ownership.

Firefox Relay

Custom to start
ProfessionalCustom
  • Standard support
  • Integrations
  • phone masks
  • Analytics and reporting
EnterpriseCustom
  • Dedicated support and onboarding
  • tracker removal
  • Everything in Professional
  • browser integration

OneTrust

Custom to start
ProfessionalCustom
  • data mapping and DSAR automation
  • Standard support
  • Integrations
  • Reporting
EnterpriseCustom
  • Everything in Professional
  • privacy assessments (PIA/DPIA)
  • third-party and vendor risk
  • Advanced governance

Total cost of ownership factors

Free planFirefox OneTrust
Free trial to evaluateFirefox OneTrust
Transparent published pricingFirefox OneTrust
Public API (build vs. buy add-ons)Firefox OneTrust

Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.

Pros & Cons

Firefox Relay vs OneTrust: strengths and trade-offs

Firefox Relay

Pros

  • Free trial offered
  • Compliance: GDPR, CCPA
  • Public API available

Cons

  • No free plan
  • Pricing is quote-based (less transparent)

OneTrust

Pros

  • Free trial offered
  • Compliance: SOC 2, ISO 27001, GDPR
  • Public API available

Cons

  • No free plan
  • Pricing is quote-based (less transparent)

Buyer Fit

Who should use Firefox Relay vs OneTrust?

Startups

Either

Either keeps early-stage costs lowest with its entry tier.

Small businesses

Either

Either offers the most accessible pricing for lean teams.

Agencies

Either

Either connects to more tools for multi-client workflows.

Enterprises

OneTrust

OneTrust leads on compliance and breadth for complex needs.

Ecommerce

Either

Either integrates with more of the commerce stack.

SaaS companies

Either

Either is the more developer- and automation-friendly choice.

Integration overlap

Only in Firefox Relay (6)

GmailOutlookBrowser extensionsPassword managersiOSAndroid

Only in OneTrust (6)

SalesforceGoogle Tag ManagerSegmentSnowflakeAWSZapier

Keep Exploring

Other alternatives worth considering

Similar data privacy products buyers compare alongside Firefox Relay and OneTrust.

Securiti

Securiti

Custom
Ketch

Ketch

Custom
Didomi

Didomi

Custom
Osano

Osano

Custom
Datagrail

Datagrail

Custom
SimpleLogin

SimpleLogin

Custom
More Firefox Relay alternatives →More OneTrust alternatives →

Ask SIA which solution fits your business

SIA, Saaskart's AI buying assistant, weighs Firefox Relay and OneTrust against your team size, budget, integrations and compliance needs, then recommends the right fit and the questions to ask each vendor.

Get a personalised recommendation

Firefox Relay vs OneTrust, Frequently Asked Questions

What is the difference between Firefox Relay and OneTrust?

Firefox Relay and OneTrust are both Data Privacy solutions. Firefox Relay is rated 0.0/5 by 0 users, while OneTrust is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.

Which is better, Firefox Relay or OneTrust?

Based on user ratings, Firefox Relay scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.

Which is cheaper, Firefox Relay or OneTrust?

Both products have custom pricing. We recommend contacting both vendors for a quote tailored to your team size.

Does Firefox Relay or OneTrust have a free plan?

Neither Firefox Relay nor OneTrust currently offers a free plan, but Firefox Relay provides a free trial.

Can I switch from Firefox Relay to OneTrust?

Switching between Firefox Relay and OneTrust is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.

Who should use Firefox Relay vs OneTrust?

Firefox Relay is best suited for teams that prioritise enterprise features. OneTrust works well for teams needing advanced capabilities.

Our Verdict

The bottom line on Firefox Relay vs OneTrust

Best Overall

Either

It's a tie balances user satisfaction and proven adoption.

Best for Startups

Either

It's a tie has the friendliest entry point for new teams.

Best for Enterprise

OneTrust

OneTrust leads on compliance and feature breadth.

Best Value

Either

It's a tie delivers the lowest cost to get started.

Best AI Features

Either

Comparable AI capabilities on both sides.

Highest Rated

Either

Both earn equal user ratings.

Ready to decide between Firefox Relay and OneTrust?

Visit Firefox Relay Visit OneTrust Ask SIA
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