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Cybersecurity · head to head

Microsoft Defender vs Soketi

Microsoft Defender logo

Microsoft Defender

Cybersecurity

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

From
$12/month
Free plan
No
Soketi logo

Soketi

Developer Tools

Self-hosted, Pusher-compatible WebSockets server with a stalled maintenance record

From
Free
Free plan
Yes

The short version

  • Only Soketi has a free tier, so it costs nothing to try first.
  • Each has a real cost: Microsoft Defender defender Suite requires existing Microsoft 365 E3 or equivalent base licensing; Soketi maintenance has effectively stalled: the maintainer has said time is severely limited, releases are infrequent, and the community has been discussing whether the project is abandoned, which means security fixes may not arrive.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

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

Attributes where Microsoft Defender and Soketi differ
AttributeMicrosoft DefenderSoketi
Starting price$12/monthFree
Pricing modelsubscriptionOpen source, no licence fee
Free tierNoYes
PlatformsWebLinux, macOS, Windows
CategoryCybersecurityDeveloper Tools

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 Microsoft Defender

Nothing recorded that Soketi does not also cover.

Only in Soketi

  • Pusher protocol compatibility
  • Presence and private channels
  • Horizontal scaling
  • App management backends
  • Webhooks
  • Prometheus metrics

What people use each for

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

Microsoft Defender

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

Soketi

  • A Laravel application that already uses Echo and wants to stop paying a hosted realtime providernot Microsoft Defender
  • Realtime notifications or presence indicators where data must not leave your own infrastructure for compliance reasonsnot Microsoft Defender
  • A local or CI environment that needs a Pusher-compatible server without hitting a paid accountnot Microsoft Defender
  • A high-connection-count application where hosted per-connection pricing has become the largest line in the infrastructure billnot 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

Soketi

  • Maintenance has effectively stalled: the maintainer has said time is severely limited, releases are infrequent, and the community has been discussing whether the project is abandoned, which means security fixes may not arrive.
  • Dependency drift on Node and uWebSockets.js will eventually force you to fork or migrate, and that cost is unbudgeted at the point you adopt it.
  • There is no commercial support to buy, so a production incident at three in the morning is entirely your problem with no escalation path.
  • Scaling beyond a single node needs Redis and careful configuration, and getting presence channels correct across nodes is a genuine source of subtle bugs.
  • It implements the Pusher protocol rather than tracking it, so any protocol feature Pusher adds later will not appear, and the compatibility guarantee slowly decays.

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

Soketi

Free
  • SoketiFree
    • MIT licensed
    • Unlimited connections subject to your own hardware
    • No vendor billing

Which should you pick?

Choose Microsoft Defender if

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

Choose Soketi if

  • You need pusher protocol compatibility.
  • You want to start without paying.
  • You work on Linux, macOS, Windows.
  • You also want presence and private channels.

Questions people ask

Is Microsoft Defender or Soketi better?
Neither clearly leads. Microsoft Defender starts at $12/month and Soketi at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Microsoft Defender or Soketi?
Soketi has a free tier; the other does not. Paid plans start at $12/month for Microsoft Defender and Free for Soketi.
Does Microsoft Defender or Soketi run on more platforms?
Microsoft Defender runs on Web. Soketi runs on Linux, macOS, Windows.
Can I use Soketi for free?
Yes. Soketi has a free tier, so you can try it without paying. Microsoft Defender starts at $12/month.
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 Soketi is typically brought in for.
What can Microsoft Defender do that Soketi cannot?
Soketi covers Pusher protocol compatibility, Presence and private channels, Horizontal scaling, App management backends.

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
Soketi: Is Soketi still maintained?

Barely. The maintainer has stated that available time is very limited and releases have been sparse; treat it as community-maintained.

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
Soketi: Do I need to change my client code?

No. Pusher client SDKs and Laravel Echo work by changing the host, port and credentials.

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
Soketi: What does it cost?

Nothing in licence fees. It is MIT licensed; you pay for the server it runs on.

Soketi: What are people moving to?

Laravel Reverb for Laravel applications, and Sockudo, a Rust reimplementation, for others.

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