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Cybersecurity · head to head

Descope vs Keil MDK

Descope logo

Descope

Cybersecurity

No-code drag-and-drop authentication platform.

From
Free
Free plan
Yes
Full reviewWebsite
Keil MDK logo

Keil MDK

Developer Tools

Microcontroller Development Kit for Arm-based devices

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Descope free tier capped at 7,500 MAU; Pro tier at 10,000 MAU, Growth tier at 25,000 MAU, forcing migration to Enterprise for larger organisations; Keil MDK pricing for Essential and Professional subscriptions not disclosed on primary site
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Descope and Keil MDK actually diverge.

Attributes where Descope and Keil MDK differ
AttributeDescopeKeil MDK
PlatformsWeb, iOS, Android, APIWeb
CategoryCybersecurityDeveloper Tools

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated).

What people use each for

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

Descope

  • Organisations seeking rapid identity implementation without custom developmentnot Keil MDK
  • Companies supporting multiple user types (consumers, partners, AI agents) in single platformnot Keil MDK
  • Multi-tenant B2B2C SaaS applications requiring per-organisation identity policiesnot Keil MDK
  • Teams building passwordless-first authentication experiencesnot Keil MDK
  • Healthcare and regulated industries requiring HIPAA-compliant identity managementnot Keil MDK

Keil MDK

  • Embedded software developmentnot Descope
  • ARM microcontroller programmingnot Descope
  • Professional development environmentsnot Descope

Where each one falls short

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

Descope

  • Free tier capped at 7,500 MAU; Pro tier at 10,000 MAU, Growth tier at 25,000 MAU, forcing migration to Enterprise for larger organisations
  • HIPAA compliance only available in Growth tier ($799/mo) and above; not included in lower-priced plans
  • No-code UI builder provides pre-built flows but still requires custom frontend development for fully-branded authentication experiences
  • All paid tiers billed annually; no monthly billing option for commitment-free flexibility
  • Bot protection features available only in Growth tier and above

Keil MDK

  • Pricing for Essential and Professional subscriptions not disclosed on primary site
  • Customers must contact Arm Developer Tools store for subscription rates

Pricing, plan by plan

Descope

Free
  • Free ForeverFree
    • 7,500 monthly active users
    • Basic authentication
    • Community support
  • Pro$249/month
    • 10,000 monthly active users
    • Custom domains
    • CI/CD integration
  • Growth$799/month
    • 25,000 monthly active users
    • Bot protection
    • Fine-grained authorisation
  • Enterprise$undefined/month
    • Unlimited monthly active users
    • Tiered discounts
    • Premium support with dedicated CS engineer

Keil MDK

Free

No published plan breakdown. See the Keil MDK review.

Which should you pick?

Choose Descope if

  • You want to start without paying.
  • You work on Web, iOS, Android, API.
Descope review

Choose Keil MDK if

  • You want to start without paying.
Keil MDK review

Questions people ask

Is Descope or Keil MDK better?
Neither clearly leads. Descope starts at Free and Keil MDK at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Descope or Keil MDK?
Descope starts at Free and Keil MDK at Free.
Does Descope or Keil MDK run on more platforms?
Descope runs on Web, iOS, Android, API. Keil MDK runs on Web.
Can I use Descope for free?
Both have a free tier, so you can try either at no cost before committing.
What is Descope best used for?
Descope is most often used for organisations seeking rapid identity implementation without custom development, companies supporting multiple user types (consumers, partners, ai agents) in single platform, multi-tenant b2b2c saas applications requiring per-organisation identity policies, teams building passwordless-first authentication experiences. Of those, organisations seeking rapid identity implementation without custom development and companies supporting multiple user types (consumers, partners, ai agents) in single platform are not what Keil MDK is typically brought in for.

Answered from the vendors’ own pages

Descope: Can I build custom authentication flows without code?

Yes. Descope's drag-and-drop workflow interface allows you to construct and modify signup, login, MFA and SSO flows without code changes.

Source
Keil MDK: Does Keil MDK have a free version?

Yes, Keil MDK Community Edition is free for non-commercial projects. Essential and Professional editions are available as monthly or annual subscriptions.

Source
Descope: Does Descope support AI agent authentication?

Yes. Descope supports building identity journeys for AI agents and MCP servers, including scoped OAuth tokens and delegation chains.

Source
Keil MDK: How much do Keil MDK paid editions cost?

Specific pricing for Essential and Professional editions is not published on the main site. Rates are available from the Arm Developer Tools store or by contacting Arm sales.

Source
Descope: Is Descope HIPAA compliant?

HIPAA compliance is available in Growth tier and above, starting at $799/month.

Source
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