Is Microsoft Defender or RubyMine better?

Neither clearly leads. Microsoft Defender starts at $12/month and RubyMine at $24/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.

Which is cheaper, Microsoft Defender or RubyMine?

Microsoft Defender starts at $12/month and RubyMine at $24/month.

Does Microsoft Defender or RubyMine run on more platforms?

Microsoft Defender runs on Web. RubyMine runs on windows, mac, linux.

What is Microsoft Defender best used for?

Microsoft Defender is most often used for endpoint security and threat protection, identity and access security, email threat protection, saas application security monitoring. Of those, endpoint security and threat protection and identity and access security are not what RubyMine is typically brought in for.

What can Microsoft Defender do that RubyMine cannot?

RubyMine covers Rails-aware coding assistance, Integrated debugger, Test runner integration, Database tools.

Cybersecurity · head to head

Microsoft Defender vs RubyMine

Microsoft Defender

Cybersecurity

Always-on protection for you and your family's data and devices

From: $12/month
Free plan: No

Full review Website

RubyMine

Developer Tools

JetBrains IDE for Ruby and Ruby on Rails development

From: $24/month
Free plan: No

Full review Website

The short version

Each has a real cost: Microsoft Defender defender Suite requires existing Microsoft 365 E3 or equivalent base licensing; RubyMine no permanently free tier for commercial use; requires an ongoing subscription.
Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Microsoft Defender and RubyMine actually diverge.

Attributes where Microsoft Defender and RubyMine differ
Attribute	Microsoft Defender	RubyMine
Starting price	$12/month	$24/month
Platforms	Web	windows, mac, linux
Category	Cybersecurity	Developer Tools
Founded	Unknown	2000

Identical on both: pricing model (subscription), 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 Microsoft Defender

Nothing recorded that RubyMine does not also cover.

Only in RubyMine

Rails-aware coding assistance
Integrated debugger
Test runner integration
Database tools
Version control integration
Docker support

What people use each for

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

Microsoft Defender

Endpoint security and threat protectionnot RubyMine
Identity and access securitynot RubyMine
Email threat protectionnot RubyMine
SaaS application security monitoringnot RubyMine

RubyMine

Building and maintaining Ruby on Rails applicationsnot Microsoft Defender
Debugging Ruby web applicationsnot Microsoft Defender
Running and managing RSpec or Minitest suitesnot Microsoft Defender
Working across Ruby, JavaScript, and SQL in one projectnot Microsoft Defender

Where each one falls short

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

Microsoft Defender

Defender Suite requires existing Microsoft 365 E3 or equivalent base licensing
Some Defender products use pay-as-you-go pricing with variable costs
Prices vary based on Microsoft agreements, requiring sales contact for custom quotes

RubyMine

No permanently free tier for commercial use; requires an ongoing subscription.
More resource-intensive than lightweight editors such as Sublime Text.
Focused primarily on Ruby, so polyglot teams may prefer IntelliJ IDEA Ultimate with plugins instead.
Startup time can be slower than simpler text editors on older hardware.

Pricing, plan by plan

Microsoft Defender

$12/month

Microsoft Defender Suite$12/month
- Endpoint protection
- Identity threat detection
- Email security
Microsoft 365 E5 with Defender$60/month
- Includes Defender Suite
- Microsoft Teams included
- Comprehensive security and compliance
Microsoft Defender Vulnerability Management Add-on$2/month
- Vulnerability scanning and management
- One-month free trial available
- Annual commitment required

RubyMine

$24/month

Individual$24/month
- Personal use license
- Access to RubyMine
- Free for students and open-source maintainers
Organization$34/month
- Business use license
- Access to RubyMine
- Volume and renewal discounts

Which should you pick?

Choose Microsoft Defender if

Nothing in the data separates Microsoft Defender from RubyMine on the points above - pick on price and on how each one feels to use.

Microsoft Defender review

Choose RubyMine if

You need rails-aware coding assistance.
You work on windows, mac, linux.
You also want integrated debugger.

RubyMine review

Questions people ask

Is Microsoft Defender or RubyMine better?: Neither clearly leads. Microsoft Defender starts at $12/month and RubyMine at $24/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Microsoft Defender or RubyMine?: Microsoft Defender starts at $12/month and RubyMine at $24/month.
Does Microsoft Defender or RubyMine run on more platforms?: Microsoft Defender runs on Web. RubyMine runs on windows, mac, linux.
What is Microsoft Defender best used for?: Microsoft Defender is most often used for endpoint security and threat protection, identity and access security, email threat protection, saas application security monitoring. Of those, endpoint security and threat protection and identity and access security are not what RubyMine is typically brought in for.
What can Microsoft Defender do that RubyMine cannot?: RubyMine covers Rails-aware coding assistance, Integrated debugger, Test runner integration, Database tools.

Answered from the vendors’ own pages

Microsoft Defender: How much does Microsoft Defender Suite cost?

Microsoft Defender Suite costs $12/user/month (paid yearly), but requires existing Microsoft 365 E3 or equivalent base licensing. It includes endpoint protection, identity threat detection, email security, and SaaS application monitoring.

Source

RubyMine: How much does RubyMine cost?

RubyMine is sold as a JetBrains Toolbox subscription starting around $24/month for individuals and $34/month for organizations, with free licenses available for students and open-source maintainers.

Source

Microsoft Defender: What add-ons are available for Microsoft Defender?

Microsoft Defender Vulnerability Management Add-on costs $2/user/month with annual commitment and includes a one-month free trial. Additional pay-as-you-go products include External Attack Surface Management, Cloud Security Posture Management, and Sentinel.

Source

RubyMine: Is there a free trial?

JetBrains provides a free trial period for RubyMine so developers can evaluate it before purchasing a subscription.

Source

Microsoft Defender: Is Defender included in Microsoft 365 E5?

Yes, Microsoft Defender Suite is included in Microsoft 365 E5 at $60/user/month (paid yearly with Teams). Prices may vary based on Microsoft agreements, requiring contact with Sales for customized quotes.

Source

RubyMine: What platforms does RubyMine support?

RubyMine runs as a desktop application on Windows, macOS, and Linux via JetBrains Toolbox.

Source

Microsoft Defender vs RubyMine

Microsoft Defender

RubyMine

The short version

Where they differ

What each one covers

Only in Microsoft Defender

Only in RubyMine

What people use each for

Microsoft Defender

RubyMine

Where each one falls short

Microsoft Defender

RubyMine

Pricing, plan by plan

Microsoft Defender

RubyMine

Which should you pick?

Choose Microsoft Defender if

Choose RubyMine if

Questions people ask

Answered from the vendors’ own pages

Related pages

More on Microsoft Defender

More on RubyMine

Keep looking

Other head to heads