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Cybersecurity · head to head

Arnica vs Rock Solid

Arnica logo

Arnica

Cybersecurity

AI-native application security platform detecting and fixing vulnerabilities across the SDLC

From
Free
Free plan
Yes
Full reviewWebsite
Rock Solid logo

Rock Solid

Government

Parks and Recreation Management

From
$350/month
Free plan
No
Full reviewWebsite

The short version

  • Only Arnica has a free tier, so it costs nothing to try first.
  • They diverge on capability: Arnica covers AI SAST, Rock Solid covers Program Registration.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Arnica and Rock Solid actually diverge.

Attributes where Arnica and Rock Solid differ
AttributeArnicaRock Solid
Starting priceFree$350/month
Pricing modelPer-identity subscription with annual discountsubscription
Free tierYesNo
PlatformsWeb, GitHub, IDEWeb, Ios, Android
CategoryCybersecurityGovernment
FoundedUnknown2001

Identical on both: user rating (Not yet rated).

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 Arnica

  • AI SAST
  • Software Composition Analysis
  • Secrets detection
  • IaC scanning
  • Container scanning
  • SBOM generation
  • Agentic rules
  • Pipelineless integration

Only in Rock Solid

  • Program Registration
  • Facility Scheduling
  • Membership Management
  • Payment Processing
  • Reporting & Analytics
  • Payment Gateways
  • QuickBooks
  • Marketing Tools

What people use each for

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

Arnica

  • Detecting AI-generated vulnerabilities in Copilot and Cursor suggestionsnot Rock Solid
  • Finding hardcoded secrets before they reach productionnot Rock Solid
  • Mapping container vulnerabilities back to source codenot Rock Solid
  • Generating SBOM for supply chain compliance requirementsnot Rock Solid
  • Scanning infrastructure-as-code for misconfiguration risksnot Rock Solid

Rock Solid

  • Citizen Servicesnot Arnica
  • Records Managementnot Arnica
  • Public Safetynot Arnica
  • Civic Engagementnot Arnica

Where each one falls short

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

Arnica

  • Per-identity pricing ($25-$50/person/year) requires tracking active developers
  • Overage identity tracking via 90-day PR activity can be unpredictable
  • Free plan limited to weekly updates, requiring upgrade for real-time scanning
  • Advanced add-ons (Image Scanning, AI SAST, Agentic Rules Enforcer) pricing not published
  • On-premises deployment limited to Enterprise tier

Rock Solid

Nothing recorded yet. See the Rock Solid review.

Pricing, plan by plan

Arnica

Free
  • FreeFree
    • No credit card required
    • 14-day trial available
    • Weekly risk identification updates
  • Core Business$360/year
    • Monthly billing option at $30/identity/month
    • Annual billing at $25/identity/month (17% discount)
    • Real-time risk scanning and notifications
  • Core Enterprise$720/year
    • Monthly billing option at $60/identity/month
    • Annual billing at $50/identity/month (17% discount)
    • All Core Business features

Rock Solid

$350/month
  • Recreation Management$350/month
    • Program Registration
    • Facility Scheduling
    • Payment Processing

Which should you pick?

Choose Arnica if

  • You need ai sast.
  • You want to start without paying.
  • You work on Web, GitHub, IDE.
  • You also want software composition analysis.
Arnica review

Choose Rock Solid if

  • You need program registration.
  • You work on Web, Ios, Android.
  • You also want facility scheduling.
Rock Solid review

Questions people ask

Is Arnica or Rock Solid better?
Neither clearly leads. Arnica starts at Free and Rock Solid at $350/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arnica or Rock Solid?
Arnica has a free tier; the other does not. Paid plans start at Free for Arnica and $350/month for Rock Solid.
Does Arnica or Rock Solid run on more platforms?
Arnica runs on Web, GitHub, IDE. Rock Solid runs on Web, Ios, Android.
Can I use Arnica for free?
Yes. Arnica has a free tier, so you can try it without paying. Rock Solid starts at $350/month.
What is Arnica best used for?
Arnica is most often used for detecting ai-generated vulnerabilities in copilot and cursor suggestions, finding hardcoded secrets before they reach production, mapping container vulnerabilities back to source code, generating sbom for supply chain compliance requirements. Of those, detecting ai-generated vulnerabilities in copilot and cursor suggestions and finding hardcoded secrets before they reach production are not what Rock Solid is typically brought in for.
What can Arnica do that Rock Solid cannot?
Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning. Rock Solid covers Program Registration, Facility Scheduling, Membership Management, Payment Processing.

Answered from the vendors’ own pages

Arnica: How are identities defined in Arnica pricing?

Identities are any users and other contributing entities that contributed code and/or had PR activity during the last 90 days. This ensures billing matches active developers.

Source
Arnica: What is the annual discount?

Annual prepayment offers approximately 17% savings versus monthly billing. Core Business annual is $300/identity versus $360 for monthly.

Source
Arnica: Can I cancel or downgrade Arnica anytime?

Yes. Subscriptions can be cancelled or downgraded at any time. Overage identities receive automatic protection with true-up invoicing.

Source
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