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Best Greenio Alternatives in 2026

12 platforms from carbon accounting software ranked against Greenio on the same published basis.

  1. 1
    Persefoni Free plan apiWeb Free8.6
    Greenio vs Persefoni
  2. 2
    Carbonfact Free plan apiWeb Free8.2
    Greenio vs Carbonfact
  3. 3
    CarbonAnalytics Free trial apiWeb £69.99/mo7.9
    Greenio vs CarbonAnalytics
  4. 5
    ACT Group Decarbonization Platform Web 6.8
    Greenio vs ACT Group Decarbonization Platform
  5. 6
    Normative Web 6.7
    Greenio vs Normative
  6. 7
    CarbonChain apiWeb 6.7
    Greenio vs CarbonChain
  7. 8
    CarbonTool Free plan apiWeb $166.67/mo6.6
    Greenio vs CarbonTool
  8. 9
    Watershed Web 6.6
    Greenio vs Watershed
  9. 10
    BigMile Free trial apiWeb 6.6
    Greenio vs BigMile
  10. 11
    Sweep Web 6.5
    Greenio vs Sweep
  11. 12
    SINAI Technologies Web 6.4
    Greenio vs SINAI Technologies
  12. 13
    Plan A Web 6.3
    Greenio vs Plan A
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