The installation is straightforward and typically takes only a few minutes.

Automatically removes low-quality or vector sequences to clean up your data.

Chromas is highly regarded for its simplicity and reliability in basic DNA sequencing projects that do not require complex sequence assembly. Key Features

While the standard version of Chromas is free for basic viewing and editing, Technelysium also offers ChromasPro for more advanced needs. Chromas (Standard) ChromasPro Paid (Trial available) Assembly Yes (up to 1M sequences) BLAST Search Restriction Mapping ClustalW Interface

Click on the link for the latest Chromas.exe file.

Search for subsequences, display translations in three frames, and perform direct BLAST searches . Installation & Setup Guide

You can download the latest version of Chromas directly from the official Technelysium Pty Ltd website. Chromas 2.6.6 (as of early 2026).

Chromas is a specialized software tool used by molecular biologists to view and edit DNA sequencing chromatograms (traces) produced by automated Sanger sequencers. Quick Download Links