Free demo version that allows the user to save the inversion results for 2D data sets including topography with up to 84 electrodes. Optimized arrays for 2-D resistivity survey lines with a large number of electrodes. This is a free non-commercial program released for academic use. Who’s new magugumt KatyaK joeten Username: Version with support for multi-core CPUs.


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A comparison of Gauss-Newton and quasi-Newton methods in resistivity imaging inversion.

RES2DINV – 2D Geophysical Inversion Software for Resistivity and Induced Polarization data

Near Surface Geophysics, 13, Adaptive time-lapse optimized survey design for electrical resistivity tomography monitoring. Full version supports up to electrodes. Underwater ERT surveying in water with resistivity layering with example of application to site investigation for a rock tunnel in central Stockholm.


EXE file only for ver. ZIP file with extended abstract and slides. River terrace sand and gravel deposit reserve estimation using three-dimensional electrical resistivity tomography for bedrock surface detection. Create new account Request new password. Set of files installed with the Res2dinvx64 and Res3dinvx64 programs.



Rapid inversion of data from 2-D resistivity surveys with electrodes displacements. Program by Rainbow Technologies to test the hardware key.

Resistivity and IP arrays, optimised for data collection and inversion. Image processing of 2D resistivity data for imaging faults. Res3DModx64 bit version of free 3-D forward modelling program. Please note it does not support the old Rainbow parallel port dongles which are more than 15 years old!

Data processing

It is probably an order of magnitude faster than some other commercially available 2D inversion software. ParaView free opensource 3D visualization software. Who’s new magugumt KatyaK joeten Username: Old versions of Res2dinvx64, Res3dinvx32 and Res3dinvx Assessing the reliability and performance of optimized and conventional resistivity rees2dinv.exe for shallow subsurface investigations.

Res2dinvx64 Update file Res2dinvx64 Setup file. Journal of Applied Geophysics, 57, Exploration Geophysics, 34, Fast computation of optimized electrode arrays for 2D resistivity surveys.

Web site with publications on electrical imaging in Spanish. Item Description Res2dinv Res2dinv ver.


The search for groundwater in a harsh but beautiful land by electrical imaging. The inversion of the resistivity and IP data is conducted by least-square method involving finite-element and finite-difference methods.


Supports underwater surveys with suspended streamer betwen water surface and bottom. Upgrades are free for one year for existing customers. Journal of Contaminant Hydrology, 68, Interpolate data from land, under water, and cross-borehole surveys.

Res2dinv (free) download Windows version

This is viewed as a demonstration of the usefulness of the softwares. New version of program with multi-core CPU support. Supports on land, underwater and cross-borehole surveys Supports the Wenner alpha,beta,gammaWenner-Schlumberger, red2dinv.exe, pole-dipole, inline dipole-dipole, equatorial dipole-dipole, gradient and non-conventional arrays.