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Home / Vendors / Abnormal Security vs Ostendio

Abnormal Security vs Ostendio

Choosing between Abnormal Security and Ostendio for compliance automation? Both support SOC 2, HIPAA, NIST CSF, while Abnormal Security also covers GDPR and Ostendio also covers ISO 27001. This comparison breaks down ratings, pricing, framework coverage, and key differences to help you decide.

Reviewed by ComplyGuide Editorial Team·Updated March 2026
Quick Verdict

Frameworks

Tied

Starting Price

Tied ($Contact for pricing/mo)

User Rating

Abnormal Security (4.6/5)

Abnormal Security logo

Abnormal Security

4.6/5 (0 reviews)

Founded in 2018, Abnormal Security is a cloud email security platform that uses behavioral AI to protect organizations from advanced email attacks including business email compromise, phishing, and account takeover. The platform provides compliance reporting and integrates with GRC workflows to demonstrate email security posture. It holds a excellent 4.6/5 rating based on 0 reviews. Headquartered in San Francisco, CA. The company has 501-1000 employees. It supports SOC 2, HIPAA, GDPR, NIST CSF.

SOC 2
HIPAA
GDPR
NIST CSF
Ostendio logo

Ostendio

4.1/5 (0 reviews)

Founded in 2014, Ostendio MyVCM (My Virtual Compliance Manager) is a compliance management platform that helps organizations build, operate, and demonstrate their security and compliance programs. It connects organizations with auditors and provides a shared workspace for managing compliance evidence. It holds a strong 4.1/5 rating based on 0 reviews. Headquartered in Arlington, VA. The company has 11-50 employees. It supports SOC 2, HIPAA, ISO 27001, NIST CSF.

SOC 2
HIPAA
ISO 27001
NIST CSF

Side-by-Side Comparison

FeatureAbnormal SecurityOstendio
Rating4.6/5 (0 reviews)4.1/5 (0 reviews)
Starting PriceContact for pricingContact for pricing
Founded20182014
Company Size501-100011-50
HeadquartersSan Francisco, CAArlington, VA
Frameworks44
Pricing Plans33

Framework Support

FrameworkAbnormal SecurityOstendio
GDPR
HIPAA
ISO 27001
NIST CSF
SOC 2

Pricing Comparison

Abnormal Security Pricing

  • Inbound SecurityCustom
  • Email Security PlatformCustom
  • EnterpriseCustom
View full pricing

Ostendio Pricing

  • StandardCustom
  • ProfessionalCustom
  • EnterpriseCustom
View full pricing

Verdict

In summary: Abnormal Security has a notably higher user rating (4.6 vs 4.1). Also, Ostendio has been in the market longer (since 2014), while Abnormal Security (since 2018) brings a more modern approach. Ultimately, the best choice depends on your organization's specific compliance requirements, team size, and budget. We recommend requesting demos from both vendors before committing.

View Abnormal SecurityView Ostendio

When to Choose Each

Choose Abnormal Security if:

  • You need GDPR compliance support
  • Peer reviews matter to you (4.6/5 user rating)
  • You want a more modern platform built with newer technology

Choose Ostendio if:

  • You need ISO 27001 compliance support
  • You prefer an established vendor with a longer track record (since 2014)

Ready to decide?

Get pricing information directly from these vendors.

Abnormal Security

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Ostendio

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