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Best DMOJ Alternatives in 2026

12 apps from automated grading software ranked against DMOJ on the same published basis.

  1. 1
    Wayground (formerly Quizizz) Free plan AndroidextensioniOSLinuxMac $18/mo7.5
    DMOJ vs Wayground (formerly Quizizz)
  2. 2
    PrairieLearn Free plan apiLinuxMacself-hostedWeb $0.25/mo7.4
    DMOJ vs PrairieLearn
  3. 3
    MATLAB Grader Free plan LinuxMacWebWin Free7.3
    DMOJ vs MATLAB Grader
  4. 4
    Socrative Free plan AndroidiOSWeb $10/mo7.2
    DMOJ vs Socrative
  5. 5
    Gradescope Free plan AndroidiOSWeb Free7.1
    DMOJ vs Gradescope
  6. 6
    CodeGrade Free plan apiWeb Free6.9
    DMOJ vs CodeGrade
  7. 7
    Formative Free plan Web $20.75/mo6.8
    DMOJ vs Formative
  8. 8
    codePost Free plan apiself-hostedWeb Free6.7
    DMOJ vs codePost
  9. 9
    ClassMarker Free trial AndroidapiiOSWeb 6.6
    DMOJ vs ClassMarker
  10. 10
    ClassLens Free plan Web $10/mo6.5
    DMOJ vs ClassLens
  11. 11
    Codio Free trial apiLinuxMacWebWin $7.50/mo6.5
    DMOJ vs Codio
  12. 12
    HackerRank Free trial apiMacWebWin $165/mo6.5
    DMOJ vs HackerRank
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