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| Version | Date Released | Status | Release Notes |
| 3.6.1 | Mar 6, 2012 | New Release | Automatic evaluation of multiple inflections in real and simulated titration curves with splines smoothing and interpolation |
| 3.5.4 | Feb 21, 2010 | New Release | Indicator or questionable accuracy for out of range applications (pH_calc module); Mean (average) charge calculations and curves vs. pH with detection of isoelectric point (pI or IEP). |
| 3.5.3 | Jan 29, 2010 | New Release | Mean (average) charge curves with detection of isoelectric point, pI, added to the Distribution module; mean charge of equilibrium species included in the pH_calc module |
| 3.5.2 | Jan 19, 2010 | New Release | Redesigned pH_calc module with explicit buffer capacity calculation; buffer capacity curves added to Distribution module; instructions updated |
| 3.5.1 | Jan 14, 2010 | New Release | Redesigned pH_calc module with explicit buffer capacity calculation; buffer capacity curves added to Distribution module |
| 3.4.1 | Nov 14, 2008 | New Release | Regression data analysis including activity calculation; Vista / Excel 2007 compatible; quick pKa loading from database |
| 3.3.2 | Mar 10, 2008 | New Release | pH sensor calibration refinement added; Excel 2007 compatible; quick pKa loading; log(alpha) on titration curves |
| 3.3.1 | Feb 9, 2008 | New Release | Compatibility with Excel 2007/Windows Vista; direct loading of pKas from the acid-base Database at the modules pH calc., Virtual Titrator and Regression; new logarithmic distribution diagram overlayed on titration curve |
| 3.3.0 | Jan 29, 2008 | New Release | Added: direct loading of pKas from the acid-base Database at the modules pH calc., Virtual Titrator and Regression; new logarithmic distribution diagram overlaid on titration curves |
| 3.2.3 | Jan 11, 2007 | New Release | Added: pH calculator module, with activity coefficient estimation; enhanced: Virtual Titrator for larger number of species |