SSpectraComp
We hands-on test every spectroscopy tool we review. Our recommendations are based on real-world use.
The Latest
Best free spectroscopy software

The Best Free Spectroscopy Software We've Tested So Far

by SpectraComp · July 2026

Out of the free platforms we've tested, these stood out for peak detection accuracy, library search quality, and overall usability.

Our approach

Every review is based on hands-on testing. We install each program, process real data, and evaluate the workflows researchers actually use.

Related

A few expert-tested favorites we recommend

Our spectroscopists compare these tools through hands-on testing. And they're all solid picks right now.

Software comparison dashboard

SpectralBench Changed How We Think About Free Spectroscopy Software

The web-based platform handles FTIR, Raman, and UV-Vis in one place - with a growing reference library.

Choosing spectroscopy software

How to Choose the Right Spectroscopy Software for Your Lab

Resolution, library size, file format support - the criteria that actually matter, ranked.

The SpectraComp Lab

Software buying guide
BUYING GUIDE

How to Choose Spectroscopy Software for Every Lab

Free vs. paid, desktop vs. web, proprietary vs. open-source - the buying criteria that actually matter, explained by working spectroscopists.

by SpectraComp · Published July 2026