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Best Groundwater Modeling Software in 2026

• 11 apps
• Research read 28 Sept 2026
• How the order is worked out

1. 1 F

   FREEWAT

   Free plan LinuxWindows
   6.3 Free plan Visit site
2. 2 M

   MODFLOW 6

   Free plan LinuxMacWindows
   6.3 Free plan Visit site
3. 3 M

   ModelMuse

   Free plan Windows
   6.0 Free plan Visit site
4. 4 M

   MOC3D

   Free plan
   5.9 Free plan Visit site
5. 5 M

   MT3DMS

   Free plan LinuxWindows
   5.8 Free plan Visit site
6. 6 M

   MODFLOW-USG

   Free plan
   5.7 Free plan Visit site
7. 7 M

   MT3D-USGS

   Free plan LinuxWindows
   5.7 Free plan Visit site
8. 8 M

   MODPATH

   Free plan
   5.6 Free plan Visit site
9. 9 S

   SUTRA

   Free plan Windows
   5.5 Free plan Visit site
10. 10 W

    Watershed Modeling System (WMS)

    Free plan Windows
    5.4 Free plan · paid from $3,990 Visit site
11. 11 P

    PFLOTRAN

    Paid Linux
    3.9 Open source Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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