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APIs · head to head

3scale vs Microsoft Power Automate

3scale logo

3scale

APIs

API management platform for designing, securing, and monetizing APIs

From
$300/monthly
Rated
-
Full reviewWebsite
Microsoft Power Automate logo

Microsoft Power Automate

Automation Integration

Automate tasks across cloud and on-premises apps

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Microsoft Power Automate has a free tier, so it costs nothing to try first.
  • Each has a real cost: 3scale red Hat's managed 3scale services end on 30 June 2027, so anyone adopting the hosted option now is choosing a product with a published end date; Microsoft Power Automate free plan limited to 750 flow runs/month and standard connectors only; premium connectors require paid plans
  • They diverge on capability: 3scale covers API Gateway, Microsoft Power Automate covers Automated flows.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which 3scale and Microsoft Power Automate actually diverge.

Attributes where 3scale and Microsoft Power Automate differ
Attribute3scaleMicrosoft Power Automate
Starting price$300/monthlyFree
Pricing modelsubscriptionUnknown
Free tierNoYes
PlatformsCloud, On-premises, HybridWeb, Cloud, Desktop
CategoryAPIsAutomation Integration
Founded19932016

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 3scale

  • API Gateway
  • Developer Portal
  • API Monetization
  • Red Hat OpenShift
  • AWS
  • Azure
  • Kubernetes
  • Cloud support

Only in Microsoft Power Automate

  • Automated flows
  • Instant flows
  • Scheduled flows
  • Desktop automation
  • Process mining
  • Business process flows
  • Approval workflows
  • 500+ connectors

What people use each for

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

3scale

  • API gateway and lifecycle managementnot Microsoft Power Automate
  • Rate limiting and traffic control across API consumersnot Microsoft Power Automate
  • Developer portal and access key managementnot Microsoft Power Automate
  • Monetising APIs with usage-based plansnot Microsoft Power Automate
  • Hybrid deployment across on-premises and cloudnot Microsoft Power Automate

Microsoft Power Automate

  • Workflow Automationnot 3scale
  • Data Integrationnot 3scale
  • Process Automationnot 3scale
  • App Integrationnot 3scale
  • API Connectivitynot 3scale

Where each one falls short

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

3scale

  • Red Hat's managed 3scale services end on 30 June 2027, so anyone adopting the hosted option now is choosing a product with a published end date
  • Sold as part of Red Hat middleware rather than standalone, and 3scale.net redirects into redhat.com
  • Pricing is not published and a subscription is required for some services

Microsoft Power Automate

  • Free plan limited to 750 flow runs/month and standard connectors only; premium connectors require paid plans
  • Not suitable for long-running workflows; can fail unexpectedly without warning
  • Limited to simple linear logic; fails with complex workflows involving multiple stakeholders
  • Tasks cannot automate at scale when requiring more than approximately 60 users

Pricing, plan by plan

3scale

$300/monthly
  • Starter$300/monthly
    • API gateway
    • Developer portal
    • Basic analytics
  • Professional$750/monthly
    • Advanced features
    • API monetization
    • Enhanced support
  • Enterprise$undefined/monthly
    • Custom deployment
    • Dedicated support
    • Premium SLA

Microsoft Power Automate

Free
  • FreeFree
    • 750 flow runs/month
    • Standard connectors only
    • Basic cloud flows
  • Premium$15/user/month
    • Cloud flows (DPA)
    • Attended RPA
    • 250 MB Dataverse database
  • Process$150/bot/month
    • Unattended automation
    • Cloud and desktop flows
    • 50 MB Dataverse database
  • Hosted Process$215/bot/month
    • Microsoft-managed virtual machine
    • Unattended automation
    • Same Dataverse entitlements as Process plan

Which should you pick?

Choose 3scale if

  • You need api gateway.
  • You work on Cloud, On-premises, Hybrid.
  • You also want developer portal.
3scale review

Choose Microsoft Power Automate if

  • You need automated flows.
  • You want to start without paying.
  • You work on Web, Cloud, Desktop.
  • You also want instant flows.
Microsoft Power Automate review

Questions people ask

Is 3scale or Microsoft Power Automate better?
Neither clearly leads. 3scale starts at $300/monthly and Microsoft Power Automate at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, 3scale or Microsoft Power Automate?
Microsoft Power Automate has a free tier; the other does not. Paid plans start at $300/monthly for 3scale and Free for Microsoft Power Automate.
Does 3scale or Microsoft Power Automate run on more platforms?
3scale runs on Cloud, On-premises, Hybrid. Microsoft Power Automate runs on Web, Cloud, Desktop.
Can I use Microsoft Power Automate for free?
Yes. Microsoft Power Automate has a free tier, so you can try it without paying. 3scale starts at $300/monthly.
What is 3scale best used for?
3scale is most often used for api gateway and lifecycle management, rate limiting and traffic control across api consumers, developer portal and access key management, monetising apis with usage-based plans. Of those, api gateway and lifecycle management and rate limiting and traffic control across api consumers are not what Microsoft Power Automate is typically brought in for.
What can 3scale do that Microsoft Power Automate cannot?
3scale covers API Gateway, Developer Portal, API Monetization, Red Hat OpenShift. Microsoft Power Automate covers Automated flows, Instant flows, Scheduled flows, Desktop automation.

Answered from the vendors’ own pages

3scale: Does Red Hat 3scale require a subscription?

Yes. The page states a subscription may be required for some services, though specific subscription details and costs are not published on this page.

Source
Microsoft Power Automate: Is Power Automate included with Microsoft 365?

Yes. If you have an eligible Microsoft 365 subscription, you can use Power Automate at no extra cost for flows relying only on standard connectors (SharePoint, Outlook, Teams). Premium connectors (Salesforce, SAP, Oracle) require paid plans.

Source
3scale: Is a trial available for 3scale?

A 'Start a trial' link is mentioned in navigation, but trial duration, included features, and limitations are not specified on this page.

Source
Microsoft Power Automate: How many flow runs are allowed on the free plan?

Power Automate's free tier (included with Microsoft 365) is limited to 750 flow runs per month and standard connectors only. Out of 900+ total connectors, the free plan only includes Microsoft ecosystem apps and limited third-party apps.

Source
3scale: When will Red Hat 3scale end support?

Red Hat 3scale API Management maintenance and managed services will end on June 30, 2027. Customers should plan migrations accordingly.

Source
Microsoft Power Automate: What's the difference between Premium and Process plans?

Premium ($15/user/month) provides attended automation with cloud flows and standard RPA. Process plan ($150/bot/month) enables unattended automation where bots run without human intervention on virtual machines for high-volume, repetitive tasks.

Source
Microsoft Power Automate: Does Power Automate support long-running workflows?

No. Power Automate is not suitable for long-lasting workflows because they can run without warning and fail unexpectedly. The platform is built for linear, branching logic (if-then) rather than complex, multi-step business processes involving multiple stakeholders.

Source
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