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Best HOL4 Alternatives in 2026

12 apps from formal verification tools ranked against HOL4 on the same published basis.

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