Mass Mountaineer has a broad assortment of valuable spectral searching, inspection, comparison, and matching functions.
Target compound search
With simply an Excel spreadsheet with names and elemental formulas, search by exact mass and isotope peaks. Includes support for multiple charge-carrier adducts and losses.
PPO Kendrick Mass Defect Plot for a copolymer
3D PPG KMD plot for polypropylene glycol
Mass differences from a given peak can be copied to elemental compositions tab
Head-to-tail comparison of the designer drug in an “herbal incense” and AM-2201
Stacked plot of DART Fatty acid profiles for 5 bacteria samples