Developer Tools · head to head
RAD Studio vs Tenable

RAD Studio
Developer Tools
Cross-platform native app development with Delphi and C++Builder
- From
- $2000/perpetual
- Free plan
- No

Tenable
Cybersecurity
AI-powered exposure management platform for unified security visibility
- From
- $3500/year
- Free plan
- No
The short version
- Each has a real cost: RAD Studio professional edition costs $2,000 for the perpetual license plus $599 for year one maintenance, totaling $2,599 before tax; Tenable pricing starts at $3500/year for Tenable One VM, expensive for small organizations
- Prices and features above were last checked on 29 August 2026.
Where they differ
Only the attributes on which RAD Studio and Tenable actually diverge.
| Attribute | RAD Studio | Tenable |
|---|---|---|
| Starting price | $2000/perpetual | $3500/year |
| Pricing model | one-time | subscription |
| Platforms | Web | Cloud, Web |
| Category | Developer Tools | Cybersecurity |
Identical on both: free tier (No), 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 RAD Studio
Nothing recorded that Tenable does not also cover.
Only in Tenable
- Unified attack surface mapping
- Exposure intelligence enrichment
- Tenable Hexa AI orchestration
- Cloud Exposure (CNAPP)
- OT Exposure
- Identity Exposure
- Vulnerability Management
- Attack Surface Management
What people use each for
The jobs each tool is most often brought in to do.
RAD Studio
- Building Windows desktop applications with VCL componentsnot Tenable
- Creating iOS and Android apps from shared Delphi codebasenot Tenable
- Connecting to Oracle databases through FireDAC connectivitynot Tenable
- Building REST web services that run on Linux serversnot Tenable
Tenable
- Comprehensive vulnerability scanning for enterprise networksnot RAD Studio
- Cloud security monitoring and compliance for AWS, Azure, GCPnot RAD Studio
- Identity and access management risk assessmentnot RAD Studio
- Operational technology security for industrial systemsnot RAD Studio
- Attack surface management for third-party risknot RAD Studio
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
RAD Studio
- Professional edition costs $2,000 for the perpetual license plus $599 for year one maintenance, totaling $2,599 before tax
- Enterprise edition steps up to $3,400 license plus $1,199 maintenance, and Architect edition to $4,416 license plus $2,183 maintenance
- The perpetual license only entitles the buyer to updates for one year; continued access to new updates and upgrades requires an annually renewable Update Subscription
Tenable
- Pricing starts at $3500/year for Tenable One VM, expensive for small organizations
- Many enterprise features require custom quote and sales engagement
- Cloud Exposure, OT Exposure, and other modules have no published pricing
- Multi-year contracts common, limiting flexibility
- Setup and configuration complexity for enterprise deployments
Pricing, plan by plan
RAD Studio
$2000/perpetual- Professional Edition$2000/perpetual
- Perpetual License
- First year maintenance $599
- Total $2,599 + Tax
- Enterprise Edition$3400/perpetual
- Perpetual License
- First year maintenance $1,199
- Total $4,599 + Tax
- Architect Edition$4416/perpetual
- Perpetual License
- First year maintenance $2,183
- Total $6,599 + Tax
Tenable
$3500/year- Tenable One Vulnerability Management$3500/year
- Per 100 assets
- Multi-year discounts available
- Tenable One Web App Scanning$3578/year
- Per 5 FQDNs
- Annual subscription
- Nessus Professional$4790/year
- Vulnerability scanning
- Multi-year discounts available
- Optional advanced support: $400/year
- Nessus Expert$6790/year
- Advanced vulnerability scanning
- Multi-year discounts available
- Optional advanced support: $400/year
Which should you pick?
Choose RAD Studio if
Nothing in the data separates RAD Studio from Tenable on the points above - pick on price and on how each one feels to use.
Choose Tenable if
- You need unified attack surface mapping.
- You work on Cloud, Web.
- You also want exposure intelligence enrichment.
Questions people ask
- Is RAD Studio or Tenable better?
- Neither clearly leads. RAD Studio starts at $2000/perpetual and Tenable at $3500/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, RAD Studio or Tenable?
- RAD Studio starts at $2000/perpetual and Tenable at $3500/year.
- Does RAD Studio or Tenable run on more platforms?
- RAD Studio runs on Web. Tenable runs on Cloud, Web.
- What is RAD Studio best used for?
- RAD Studio is most often used for building windows desktop applications with vcl components, creating ios and android apps from shared delphi codebase, connecting to oracle databases through firedac connectivity, building rest web services that run on linux servers. Of those, building windows desktop applications with vcl components and creating ios and android apps from shared delphi codebase are not what Tenable is typically brought in for.
- What can RAD Studio do that Tenable cannot?
- Tenable covers Unified attack surface mapping, Exposure intelligence enrichment, Tenable Hexa AI orchestration, Cloud Exposure (CNAPP).
Answered from the vendors’ own pages
RAD Studio: How much does RAD Studio cost?
RAD Studio uses perpetual licensing: Professional Edition $2,000 perpetual license + $599 first year maintenance ($2,599 total + tax). Enterprise Edition $3,400 license + $1,199 maintenance ($4,599 total + tax). Architect Edition $4,416 license + $2,183 maintenance ($6,599 total + tax).
SourceTenable: How is Tenable One pricing structured?
Tenable One Vulnerability Management costs $3500/year per 100 assets. Web App Scanning is $3578/year per 5 FQDNs. Multi-year discounts are available.
SourceRAD Studio: What is the difference between RAD Studio editions?
Professional Edition ($2,599 total + tax) targets individual developers. Enterprise Edition ($4,599 total + tax) adds multi-tier app capabilities. Architect Edition ($6,599 total + tax) includes advanced database and cloud features. All three include perpetual licenses.
SourceTenable: What is the difference between Nessus Professional and Nessus Expert?
Nessus Professional costs $4790/year and provides core vulnerability scanning. Nessus Expert costs $6790/year and offers advanced scanning capabilities.
SourceRAD Studio: Does RAD Studio offer Kai AI integration and discounts?
Yes, adding Kai AI to any edition provides discounts: 25% off Professional ($2,136 + tax), 30% off Enterprise ($3,394 + tax), and 40% off Architect ($4,109 + tax). This promotion is active through August 31, 2026.
SourceTenable: Are custom support and training available for Tenable?
Yes. Optional advanced support is available for $400/year. Training courses range from $275-$385/year.
SourceRelated pages
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- Tenable vs CLion
- Tenable vs GNAT Pro
- Tenable vs Rust
- Tenable vs IAR Embedded Workbench
- Tenable vs Visual Studio Code
- Tenable vs JetBrains Rider
- Tenable vs StackBlitz
- Tenable vs Visual Studio
- Tenable vs Penpot
- Tenable vs GitLab CI/CD
- Tenable vs Helm
- Tenable vs Notepad++
- Tenable vs Pants Build
- Tenable vs Swagger UI
- Tenable vs Yarn
- Tenable vs Ansible
- Tenable vs Buildkite
- Tenable vs Helix
- Tenable vs Netwrix
- Tenable vs CrowdStrike Falcon
- Tenable vs Qualys VMDR
- Tenable vs Aikido
- Tenable vs Arnica
- Tenable vs Doppler
- Tenable vs Chainguard
- Tenable vs Recorded Future
- Tenable vs Speakeasy
- Tenable vs Sysdig
- Tenable vs Endor Labs
- Tenable vs Tanium
- Tenable vs Enpass
- Tenable vs Entrust Identity as a Service
- Tenable vs Featurespace ARIC Risk Hub
- Tenable vs Fortinet FortiGate
- Tenable vs HID Global
- Tenable vs IBM QRadar
