Best Internal tool builder software for 2026

Low-code platforms to build custom admin panels, dashboards and business apps on top of your data. Below: the names buyers expect to see, the newer tools gaining ground, and how their key features and prices compare. How we pick; nobody pays for a place here.

Feature Appsmith Category leader Microsoft Power Apps Category leader Retool Category leader Superblocks Rising ToolJet Rising Zite Rising
PricingFree plan
$15/user/month
$20/user/monthFree plan
$10 per builder per month billed annually (Team)
$100/monthFree plan
$23/builder/month
Free plan
$20/mo
Best forEngineering-led teams of 5 to 500 that build admin panels and dashboards on their own databases and want an open-source option they can self-host.—Engineering teams of 5 to 500 people building admin panels and dashboards over their own databases, who are comfortable writing SQL or JavaScript.——Operations teams at small and mid-size organizations that need internal apps and portals on a built-in database without per-user pricing.
Team size2–500+ people2–500+ people1–500+ people51–500+ people2–500+ people1–500 people
Drag-and-drop UI builder YesYesYesNot listedYesNot listed
Database connectors YesNot listedYesYesYesNot listed
API connectors YesYesYesYesYesNot listed
Custom code support YesYesYesNot listedNot listedNot listed
Roles and permissions YesNot listedYesYesYesYes
Cloud or self-hosted deployment YesNot listedYesYesYesNot listed
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The best-known internal tool builder tools: the ones most buyers shortlist.

Internal tool builder Category leader

Appsmith

Free plan· $15/user/month 2–500+ people

Open-source low-code platform for admin panels and internal tools

Key features

  • Drag-and-drop UI builder
  • Database connectors
  • API connectors
  • Custom code support
  • Roles and permissions
  • Cloud or self-hosted deployment

Internal tool builder Category leader

Microsoft Power Apps

$20/user/month 2–500+ people

Build business apps with drag and drop, AI or code, on Microsoft Dataverse

Key features

  • Drag-and-drop UI builder
  • API connectors
  • Custom code support

Internal tool builder Category leader

Retool

Free plan· $10 per builder per month billed annually (Team) 1–500+ people

Build internal tools on top of your data

Key features

  • Drag-and-drop UI builder
  • Database connectors
  • API connectors
  • Custom code support
  • Roles and permissions
  • Cloud or self-hosted deployment

Newer tools with real traction and a clear difference from the leaders.

Internal tool builder Rising

Superblocks

$100/month 51–500+ people

Governed platform for AI-built internal business apps

Key features

  • Database connectors
  • API connectors
  • Roles and permissions
  • Cloud or self-hosted deployment

Internal tool builder Rising

ToolJet

Free plan· $23/builder/month 2–500+ people

Open-source, AI-powered internal tool builder

Key features

  • Drag-and-drop UI builder
  • Database connectors
  • API connectors
  • Roles and permissions
  • Cloud or self-hosted deployment

Internal tool builder Rising

Zite

Free plan· $20/mo 1–500 people

AI app builder for business apps, portals and workflows

Key features

  • Roles and permissions

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