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Cybersecurity · head to head

Cisco Duo vs Eclipse

Cisco Duo logo

Cisco Duo

Cybersecurity

Trusted access for all users, all devices

From
Free
Free plan
Yes
Visit Cisco DuoFull review
Eclipse logo

Eclipse

Developer Tools

The Eclipse Foundation - home to a global community

From
Free
Free plan
Yes
Visit EclipseFull review

The short version

  • Eclipse is free; Cisco Duo starts at $3/mo.
  • Where Cisco Duo falls short: free tier limited to 10 users maximum.
  • Where Eclipse falls short: high memory consumption and CPU usage, especially with multiple plugins installed.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Cisco Duo and Eclipse actually diverge.

Attributes where Cisco Duo and Eclipse differ
AttributeCisco DuoEclipse
PlatformsWebWindows, macOS, Linux
CategoryCybersecurityDeveloper Tools

Identical on both: starting price (Free), free tier (Yes).

Not yet recorded: pricing model for Eclipse, founded for Cisco Duo.

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 Cisco Duo

Nothing recorded that Eclipse does not also cover.

Only in Eclipse

  • Java development environment
  • Extensible plugin architecture
  • Integrated debugger
  • Code refactoring
  • Version control integration
  • Build automation
  • Multi-language support
  • Rich client platform

What people use each for

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

Cisco Duo

  • Eliminating phishing with passwordless authnot Eclipse
  • Implementing zero trust with device trustnot Eclipse
  • Protecting sessions from hijacking and theftnot Eclipse
  • Managing compliance for regulated industriesnot Eclipse

Eclipse

  • Java application developmentnot Cisco Duo
  • Enterprise software developmentnot Cisco Duo
  • Web application developmentnot Cisco Duo
  • Plugin developmentnot Cisco Duo
  • Educational programmingnot Cisco Duo

Where each one falls short

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

Cisco Duo

  • Free tier limited to 10 users maximum
  • Licenses must be purchased in 10-user increments (under 100 users) or 25-user increments (100+ users)
  • Pricing is per-user per-month with minimum purchase increments

Eclipse

  • High memory consumption and CPU usage, especially with multiple plugins installed
  • Slow startup times and performance degradation with large projects or many open editors
  • Requires configuration of eclipse.ini file to optimize heap sizes for adequate performance
  • User interface considered outdated compared to modern IDE alternatives
  • User base fell from 39% of Java developers in 2024 to 28% in 2025, indicating market decline

Pricing, plan by plan

Cisco Duo

Free
  • FreeFree
    • Multi-factor authentication (MFA)
    • Seamless integrations
    • Authenticator app
  • Essentials$3/mo
    • All Free features
    • Duo Directory
    • Phishing-resistant MFA
  • Advantage$6/mo
    • All Essentials features
    • Identity intelligence
    • Cisco Identity Intelligence (ISPM, ITDR)
  • Premier$9/mo
    • All Advantage features
    • Complete device trust
    • VPN-less remote access

Eclipse

Free

No published plan breakdown. See the Eclipse review.

Which should you pick?

Choose Cisco Duo if

  • You want to start without paying.
Cisco Duo review

Choose Eclipse if

  • You need java development environment.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want extensible plugin architecture.
Eclipse review

Questions people ask

Is Cisco Duo or Eclipse better?
Neither clearly leads. Cisco Duo starts at Free and Eclipse at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cisco Duo or Eclipse?
Cisco Duo starts at Free and Eclipse at Free.
Does Cisco Duo or Eclipse run on more platforms?
Cisco Duo runs on Web. Eclipse runs on Windows, macOS, Linux.
Can I use Cisco Duo for free?
Both have a free tier, so you can try either at no cost before committing.
What is Cisco Duo best used for?
Cisco Duo is most often used for eliminating phishing with passwordless auth, implementing zero trust with device trust, protecting sessions from hijacking and theft, managing compliance for regulated industries. Of those, eliminating phishing with passwordless auth and implementing zero trust with device trust are not what Eclipse is typically brought in for.
What can Cisco Duo do that Eclipse cannot?
Eclipse covers Java development environment, Extensible plugin architecture, Integrated debugger, Code refactoring.

Answered from the vendors’ own pages

Cisco Duo: How much does Cisco Duo cost?

Cisco Duo Free is $0/user/month (up to 10 users). Paid plans start at $3/user/month (Essentials), $6/user/month (Advantage), and $9/user/month (Premier). Billing is per-user per-month.

Source
Eclipse: How much does Eclipse IDE cost?

Eclipse IDE is completely free and open-source, released under the Eclipse Public License 2.0.

Source
Cisco Duo: Is Cisco Duo free to try?

Yes, Duo Free offers multi-factor authentication and seamless integrations at $0/user/month for up to 10 users.

Source
Cisco Duo: What is the minimum purchase for Cisco Duo?

Organizations must buy licenses in 10-user increments for under 100 users, or 25-user increments for 100 or more users. Plans are modifiable at any time.

Source
Cisco Duo: What does the Advantage plan add over Essentials?

Advantage ($6/user/month) adds identity intelligence, Cisco Identity Intelligence (ISPM, ITDR), Duo Passport, session theft protection, Active Directory Defense, and risk-based authentication.

Source
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