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Developer Tools · head to head

LaunchDarkly vs Transmit Security

LaunchDarkly logo

LaunchDarkly

Developer Tools

Ship fast. Rest easy.

From
Free
Free plan
Yes
Visit LaunchDarklyFull review
Transmit Security logo

Transmit Security

Cybersecurity

Customer identity platform built around passwordless and fraud signals

From
On request
Free plan
No
Visit Transmit SecurityFull review

The short version

  • LaunchDarkly is a feature management platform.
  • LaunchDarkly starts at $12/mo; Transmit Security prices on request.
  • Only LaunchDarkly lists feature flags; only Transmit Security lists passwordless authentication.
  • Where LaunchDarkly falls short: pricing scales rapidly with monthly active users, becoming expensive at scale.
  • Where Transmit Security falls short: workforce identity is not the focus, so an organisation wanting one vendor for employees and customers will still run two platforms.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which LaunchDarkly and Transmit Security actually diverge.

Attributes where LaunchDarkly and Transmit Security differ
AttributeLaunchDarklyTransmit Security
Starting priceFreeOn request
Free tierYesNo
PlatformsWeb, APIsWeb, iOS, Android
CategoryDeveloper ToolsCybersecurity

Not yet recorded: pricing model for LaunchDarkly, founded for Transmit Security.

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in LaunchDarkly

  • Feature flags
  • Progressive rollouts
  • User targeting
  • A/B testing
  • Kill switches
  • Audit log
  • Multi-environment
  • SDKs for all platforms

Only in Transmit Security

  • Passwordless authentication
  • Detection and response
  • Identity verification
  • Orchestration
  • Account recovery
  • Bot and automation detection
  • Composable APIs

What people use each for

The jobs each tool is most often brought in to do.

LaunchDarkly

  • Progressive deliverynot Transmit Security
  • Feature experimentationnot Transmit Security
  • Risk mitigationnot Transmit Security
  • Performance optimizationnot Transmit Security
  • Infrastructure migrationnot Transmit Security

Transmit Security

  • A bank moving a consumer base off passwords to passkeys without losing customers at the migration stepnot LaunchDarkly
  • An insurer whose account recovery flow is the main account takeover route and needs risk scoring inside itnot LaunchDarkly
  • A retailer that wants bot detection at login rather than only at checkoutnot LaunchDarkly
  • An organisation replacing an in-house customer login system that has become an unfunded engineering liabilitynot LaunchDarkly

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

LaunchDarkly

  • Pricing scales rapidly with monthly active users, becoming expensive at scale
  • Limited seats for engineers on standard plans, forcing upgrade to enterprise
  • Advanced features like experimentation and audit logs require higher-tier plans
  • Occasional reliability issues and backend delays reported by users

Transmit Security

  • Pricing is not published, so it cannot be compared early against competitors that post per monthly active user rates, and the eventual quote often mixes per-user and per-transaction units
  • Migrating a live consumer identity base is a high risk project, and credential migration constraints mean some users must re-register, which shows up as measurable churn
  • The vendor is smaller than the identity incumbents, so the partner and systems integrator pool is thinner and staffing a large programme is harder
  • Workforce identity is not the focus, so an organisation wanting one vendor for employees and customers will still run two platforms
  • The fraud detection value depends on traffic volume feeding the models, so a smaller deployment gets less benefit from exactly the capability that justified choosing it over a plain identity provider

Pricing, plan by plan

LaunchDarkly

Free
  • DeveloperFree
    • Unlimited seats
    • Unlimited feature flags
    • A/B tests and experiments
  • FoundationOn request
    • $12 per connection
    • $10 per 1K MAU
    • Targeted segmentation
  • EnterpriseOn request
    • Custom pricing
    • Advanced automation
    • Compliance features

Transmit Security

On request
  • Transmit Security PlatformOn request
    • Priced per monthly active user or per transaction by service
    • Services licensed individually or as a platform
    • Free developer tier for evaluation

Which should you pick?

Choose LaunchDarkly if

  • You need feature flags.
  • You want to start without paying.
  • You work on Web, APIs.
  • You also want progressive rollouts.
LaunchDarkly review

Choose Transmit Security if

  • You need passwordless authentication.
  • You work on Web, iOS, Android.
  • You also want detection and response.
Transmit Security review

Questions people ask

Is LaunchDarkly or Transmit Security better?
Neither clearly leads. LaunchDarkly starts at Free and Transmit Security at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, LaunchDarkly or Transmit Security?
LaunchDarkly has a free tier; the other does not. Paid plans start at Free for LaunchDarkly and On request for Transmit Security.
Does LaunchDarkly or Transmit Security run on more platforms?
LaunchDarkly runs on Web, APIs. Transmit Security runs on Web, iOS, Android.
Can I use LaunchDarkly for free?
Yes. LaunchDarkly has a free tier, so you can try it without paying. Transmit Security starts at On request.
What is LaunchDarkly best used for?
LaunchDarkly is most often used for progressive delivery, feature experimentation, risk mitigation, performance optimization. Of those, progressive delivery and feature experimentation are not what Transmit Security is typically brought in for.
What can LaunchDarkly do that Transmit Security cannot?
LaunchDarkly covers Feature flags, Progressive rollouts, User targeting, A/B testing. Transmit Security covers Passwordless authentication, Detection and response, Identity verification, Orchestration.

Answered from the vendors’ own pages

LaunchDarkly: What does the free Developer plan include?

The free Developer plan includes unlimited seats, unlimited feature flags, A/B tests and experiments, 30 SDKs, 10 million logs and traces, 5,000 session replays and errors, and 14 days of data retention.

Source
Transmit Security: Do we have to replace our existing identity provider?

No. The services are composable, so detection and response or verification can be adopted alongside an existing provider such as Okta or Entra ID.

LaunchDarkly: How does LaunchDarkly pricing scale?

Foundation plan pricing is $12 per connection plus $10 per 1,000 Monthly Active Users (MAU). Enterprise and Guardian plans have custom pricing based on usage, advanced features, and compliance requirements.

Source
Transmit Security: Is fraud detection an extra licence?

It is a separate service, but it is designed to run inside the authentication flow rather than as a bolted-on second vendor. Confirm which services are in your quote.

LaunchDarkly: Does LaunchDarkly integrate with Jira and Slack?

Yes, LaunchDarkly integrates with Jira Cloud, allowing you to link feature flags to Jira issues and create issues from observability data. It also integrates with Slack for flag notifications and allows authorized members to trigger flag changes from Slack.

Source
Transmit Security: Is there a way to try it?

Yes, a free developer tier exists for evaluation, though production use is an enterprise agreement.

LaunchDarkly: What is dark launching and how does LaunchDarkly enable it?

Dark launching keeps code changes hidden in production until ready to enable. LaunchDarkly enables this through feature flags that let teams safely test code in production before rolling out to users.

Source
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