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Best CarbonTool Alternatives in 2026

12 apps from carbon accounting software ranked against CarbonTool on the same published basis.

  1. 2
    Persefoni Free plan apiWeb Free7.9
    CarbonTool vs Persefoni
  2. 3
    Carbonfact Free plan apiWeb Free7.4
    CarbonTool vs Carbonfact
  3. 4
    ACT Group Decarbonization Platform Web 7.3
    CarbonTool vs ACT Group Decarbonization Platform
  4. 5
    Normative Web 7.1
    CarbonTool vs Normative
  5. 6
    Watershed Web 7.0
    CarbonTool vs Watershed
  6. 7
    Sweep Web 6.9
    CarbonTool vs Sweep
  7. 8
    SINAI Technologies Web 6.8
    CarbonTool vs SINAI Technologies
  8. 9
    CarbonAnalytics Free trial apiWeb £69.99/mo6.8
    CarbonTool vs CarbonAnalytics
  9. 10
    Greenio Free plan apiWeb ₹2,999/mo6.8
    CarbonTool vs Greenio
  10. 11
    Plan A Web 6.6
    CarbonTool vs Plan A
  11. 12
    CO2 AI Free trial apiWeb 6.6
    CarbonTool vs CO2 AI
  12. 13
    NetNada Web 6.3
    CarbonTool vs NetNada
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