1. Applied Biosystems™ Sequence Scanner Software v2.0 (Windows) 
2. 4 Peaks (Mac) 
3. Chromas Lite (Windows) 
4. SnapGene Viewer (Windows/Mac/Linux)  
5. UGENE (Windows/Mac/Linux) 

The University of Iowa has a site license to the LaserGene Software suite of applications used to analyze nucleic acids and proteins.  There is a module or tool (SeqMan Pro) this that permits viewing of the sequencing chromatograms. This software is available to all faculty, staff and students at the University of Iowa. The link to the ITS site for this software can be found at: Lasergene & Lasergene Genomics Suite.