Thank you for your review
Email me when discounted: 
mMass presents open source multi-platform package of tools for precise mass spectrometric data analysis and interpretation. It is written in Python language and released under GNU General Public License, so it's portable to different computer platforms and has a good potential to be easily modified or extended by modules of specific needs.

What's New

Version 5.3.0:
  • ADDED: Mass Defect Plot to clusterize peaks based on their mass defect.
  • ADDED: Swap Data function is now available in the Batch Processing panel.
  • ADDED: Line style can be set for profile mass spectra.
  • IMPROVED: Open multiple documents via command line.
  • FIXED: An issue with negatively charged ions matching.


Mac OS X 10.4.9 or later

Similar Software

Open Comparison
Suggest Other Similar Software
Get these apps for
Leave a Review

mMass User Discussion

To leave a comment, you need to be logged in.
Sort by: Time | Smiles
mMass needs a review. Be the first to review this app and get the discussion started!
mMass needs a rating. Be the first to rate this app and get the discussion started!
0 0


Current Version (5.x)


Downloads 4,271
Version Downloads 414
License Free
Date 05 Sep 2012
Platform OS X / Intel 32
Price Free
download install download install purchase purchase