Author: @atilayberber
Short answer: no. Microsoft’s own documentation says reports remain a core analytics experience, and Fabric Apps complement them where you need more flexibility, faster iteration or a tailored user experience. The real question isn’t which one wins. It’s which problem belongs where.
What are Fabric Apps?
Fabric Apps let you build and run custom web apps inside Microsoft Fabric, and they’re currently in preview. The interesting part is who writes them: coding agents. You describe what you want to Copilot, and it scaffolds a web app connected to your semantic model.
For analytics, Microsoft recommends starting from the data app template. Out of the box it gives you:
- Fabric authentication and a connection to your semantic models (more Fabric sources are coming)
- Agent skills that write reliable DAX and bind it to analytical visual components
- Consistent visuals that follow reporting best practices
On the backend there’s the open-source Rayfin SDK. You define data models, APIs, identity, access policies and business logic in code, then deploy to Fabric, where the app runs as a governed item. Recent updates added server-side functions, secret storage, PostgreSQL support and built-in metrics.
Report or Fabric App?
| Need | Power BI report | Fabric App |
|---|---|---|
| Standard dashboard for a wide audience | Right choice | Overkill |
| Fast, no-code development | Right choice | Needs code and engineering practice |
| Write-back, forms, approval flows | Limited | Right choice |
| Fully custom UI beyond built-in visuals | Partly, via custom visuals | Right choice |
| Version control, deployment, identity | Possible with PBIP | Required |
That last row matters. Fabric Apps assume you’re comfortable with TypeScript and web development. Many BI teams live in low-code tools today, so for them this is a new discipline.
A retail example
Picture a team tracking competitor prices. The price-gap report should stay a Power BI report; regional managers open it every morning. But if a category manager needs a screen to propose a price action and send it for approval, that’s no longer a report problem. That’s a Fabric App candidate.
What to do next
- Review your reports and find the one where users keep asking for a form, a button or an approval step.
- Pilot that single scenario with Fabric Apps, and leave your widely used reports alone.
- Decide up front who on the team owns the app lifecycle: Git, deployment and identity.
Bottom line: Fabric Apps aren’t a rival to reports. They’re the layer that starts where a report ends. They’re still in preview, so keep an eye on the limitations before you commit to production.
Sources
- Power BI data in Fabric Apps (preview) – Microsoft Learn
- What’s new in Microsoft Fabric – Microsoft Learn
- Power BI: From Reports to Fabric Apps – HubSite 365
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