Simple Launcher v3.12 is released. Simple Launcher is an emulator frontend that makes playing retro games a breeze.

Simple Launcher Changelog:
Added an option to turn off emulator error notifications from 'Simple Launcher'. Users can configure this per emulator in the 'Edit System - Expert Mode'.
Updated the 'Batch Convert to CHD' tool application to accept new input formats, including ZIP files.
Added the 'Batch Convert to Compressed File' tool.
Added the 'Batch Verify CHD Files' tool.
Added the 'Batch Verify Compressed Files' tool.
Added a 'Support Request' window. Users can send questions to the developers.
Updated emulators to the latest version.
Updated the MAME database to the latest version (v0.276).
Updated history.xml, available at arcade-history.com, to the latest version.

Download: Simple Launcher v3.12
Source: Here