Sumatra PDF is a free PDF, eBook (MOBI), XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. Sumatra PDF is small and starts up very fast. Simplicity of the user interface has a high priority. Portable version included (a single executable that can be run e.g. from USB drive and doesn't write to registry).
Changes in this release:
- fix loading .mobi files from command line
- fix a crash loading multiple .mobi files at once
- fix a crash showing tooltips for table of contents tree entries