Comparison · Game engines

Defold vs Unity: which is better in 2026?

Unity ranks higher in our list of game engines (#2 against #4, score 92.5 against 89.5).

How we rank Share

  • 89.5
    Editorial score
    92.5
  • 3
    Platforms
    3
  • Yes
    Free to use
    Yes
  • No
    Open source
    No

Which should you choose?

Choose Defold if you want

Small Lua-based games that ship to many platforms.

Free forever with no runtime fees and a small footprint, but the source-available license bars selling modified editor or engine builds. Game logic is written in Lua, which narrows the choice.

Choose Unity if you want

Cross-platform teams that can accept a subscription.

Widest platform reach and a free Personal plan under the revenue threshold. Larger businesses pay a subscription, and the pricing page lists no per-game royalty.

The main differences

  • Defold is free; Unity is free plan, paid upgrades.

Side by side

DefoldUnity
Score89.592.5
Rank in list#4 of 12#2 of 12
PriceFreeFree forever with no runtime fees; source available under the Defold LicenseFree plan, paid upgradesPersonal is free under $200K in revenue or funding; Pro and Enterprise are subscriptions
Free to useYesYes
Open sourceNoNo
PlatformsWindowsmacOSLinuxWindows, macOS, LinuxWindowsmacOSLinuxWindows, macOS, Linux
Made byDefold FoundationUnity Technologies
Scripting languageLuaC#
3D supportYesYes
WorkflowEditor and codeEditor and code
Best forSmall Lua-based games that ship to many platformsCross-platform teams that can accept a subscription
Strengths
  • Free forever with no runtime fees
  • Small engine footprint with Live Update support
  • Publishes to consoles, Steam and web from one project
  • Free Personal plan under the revenue threshold
  • Targets PC, console, mobile, web and XR builds
  • Free learning material through Unity Learn
Limits
  • Game logic uses Lua, which limits the choice of languages
  • Modified editor or engine builds cannot be sold
  • Pro subscription required above the revenue threshold
  • Subscriptions carry no refund once committed
LinksVisit site Visit site

Questions about Defold vs Unity

Is Unity better than Defold?
Unity ranks higher in our list of game engines (#2 against #4, score 92.5 against 89.5). Defold is best for: small Lua-based games that ship to many platforms. Unity is best for: cross-platform teams that can accept a subscription.
Which is cheaper, Defold or Unity?
Defold: Free forever with no runtime fees; source available under the Defold License. Unity: Personal is free under $200K in revenue or funding; Pro and Enterprise are subscriptions.
Do Defold and Unity run on the same platforms?
Defold supports Windows, macOS, Linux. Unity supports Windows, macOS, Linux.