Downloading BlastViewer 2.4 for Mac from our website was free. This free Mac application was originally created by Korilog. BlastViewer for Mac lies within Education Tools, more precisely Science.
From the developer:
BlastViewer provides an interactive graphical user interface for the analysis of the reports produced by the BLAST sequence database search system. BlastViewer is an easy to use software designed for everyday biological sequence analysis relying on BLAST. It allows an easy visualisation and analysis of the huge amount of data usualy contained in a BLAST result file.
You may want to check out more Mac applications, such as sciatrope, Analytics to Earth or TreeView X, which might be related to BlastViewer.