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Best SPIN Alternatives in 2026

12 apps from formal verification tools ranked against SPIN on the same published basis.

  1. 1
    Rocq Free plan extensionLinuxMacWebWin Free6.7
    SPIN vs Rocq
  2. 2
    Z3 Free plan AndroidapiLinuxMacself-hosted Free6.7
    SPIN vs Z3
  3. 3
    ACL2 LinuxMacself-hostedWin 6.6
    SPIN vs ACL2
  4. 4
    PVS Free plan LinuxMacWin Free6.6
    SPIN vs PVS
  5. 5
    Frama-C LinuxMacWin 6.5
    SPIN vs Frama-C
  6. 6
    Isabelle Free plan LinuxMacself-hostedWin Free6.5
    SPIN vs Isabelle
  7. 8
    UPPAAL Free plan LinuxMacWin Free6.5
    SPIN vs UPPAAL
  8. 9
    HOL Light WebWinMacLinux 6.4
    SPIN vs HOL Light
  9. 10
    Alloy Analyzer Free plan apiLinuxMacWin Free6.3
    SPIN vs Alloy Analyzer
  10. 11
    CBMC WinMacLinux 6.3
    SPIN vs CBMC
  11. 12
    Dafny WinMacLinux 6.3
    SPIN vs Dafny
  12. 13
    HOL4 WinLinux 6.3
    SPIN vs HOL4
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