Mule ESB vs IBM App Connect

Mule ESB9.1Visit IBM App Connect9.0Visit

Higher score Mule ESB #2 in Enterprise Service Bus Software 9.1/10 30-day trial Free trial✓ 0 of 4 features Visit MuleSoft

vs

IBM App Connect #3 in Enterprise Service Bus Software 9.0/10 30-day trial Free trial✓ 0 of 4 features Try IBM App Connect

• Mule ESB fits best

  Enterprises needing managed, hybrid integration

• IBM App Connect fits best

  Organizations integrating cloud and on-prem systems

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Side by side

Feature	Mule ESB 9.1/10 Visit ↗	IBM App Connect 9.0/10 Visit ↗
At a glance
Editor score	9.1	9.0
Ranking	#2 in Enterprise Service Bus Software	#3 in Enterprise Service Bus Software
Best for	Enterprises needing managed, hybrid integration	Organizations integrating cloud and on-prem systems
Pricing model	Paid	Paid
Starting price	$2,000/mo	$2,544/unit/yr
Free plan	—	—
Free trial	30 days	30 days
Free trial length	30 days · no card needed	30 days
Deployment	Cloud, Self-hosted	Cloud, Self-hosted, Desktop
Platforms	Web	Web, Windows, Linux
Support	Docs	Community, Docs
Integrations	450+ integrations	200+ integrations
Built for	Small business, Mid-market, Enterprise	Mid-market, Enterprise
Features Mule ESB 0/4 · IBM App Connect 0/4
Message transformation	Not checked yet	Not checked yet
Queue integration	Not checked yet	Not checked yet
High availability	Not checked yet	Not checked yet
Visual flow designer	Not checked yet	Not checked yet
Specs
Deployment model	Not checked yet	Not checked yet
Protocol support	Not checked yet	Not checked yet
Our review
Pros	Routes and orchestrates integration flows with DataWeave transformations. Supports cloud, hybrid, Runtime Fabric, and on-premises deployments. Offers reusable and custom connectors, plus API gateway policy controls.	Prebuilt connectors cover cloud, SaaS and on-premises systems. Visual flow authoring and code-based customization support different integration needs. Deploy flows to integration servers or runtimes, including self-hosted environments.
Cons	The published starting price is $2,000/month with annual billing. There is no free plan; the free trial lasts 30 days. Current package pricing is not a standalone Mule ESB license.	There is no free plan; the trial lasts 30 days. The annual flow-run plan starts at $2,544 per 100,000 flow runs. Support channels listed are community and documentation.
Our verdict	Mule ESB, now documented as Mule runtime engine, is an integration runtime for connecting applications, services, APIs, databases, and devices. It is aimed at organizations that need to route messages and transform data across cloud and… Read the review →	IBM App Connect connects applications, APIs and data across cloud, SaaS and on-premises environments. Its mix of visual flow authoring, code-based customization, prebuilt connectors and deployment options suits mid-market and enterprise… Read the review →

Strengths and trade-offs

• Mule ESB — where it wins

  • Routes and orchestrates integration flows with DataWeave transformations.
  • Supports cloud, hybrid, Runtime Fabric, and on-premises deployments.
  • Offers reusable and custom connectors, plus API gateway policy controls.

  Where it doesn't

  • The published starting price is $2,000/month with annual billing.
  • There is no free plan; the free trial lasts 30 days.
  • Current package pricing is not a standalone Mule ESB license.

• IBM App Connect — where it wins

  • Prebuilt connectors cover cloud, SaaS and on-premises systems.
  • Visual flow authoring and code-based customization support different integration needs.
  • Deploy flows to integration servers or runtimes, including self-hosted environments.

  Where it doesn't

  • There is no free plan; the trial lasts 30 days.
  • The annual flow-run plan starts at $2,544 per 100,000 flow runs.
  • Support channels listed are community and documentation.

• Mule ESB9.1/10 · 30-day trial

  A flexible integration runtime for hybrid estates, with a substantial annual starting price.

  Visit MuleSoftFull verdict →
• IBM App Connect9.0/10 · 30-day trial

  A hybrid integration platform combining visual flows, code-based customization and API-led integration.

  Try IBM App ConnectFull verdict →