From TunkDesign:
Minecraft Version Changer provides a big list of Minecraft versions to choose from. It takes just seconds to change between versions. You can even generate a backup of your current jar file if you have any mods installed that you don't wan't to lose. Choose a version from the list, click on 'Change' then let Minecraft Version Changer do the work for you.
May 14, 2016 Minecraft Version Changer allows you to easily change your Minecraft client to a different version, to match the version that is supported by the server you wish to connect to. Features: Simply select the version you wish to change to from a list and its done! Get a fast, simple version changer MVC lets you change Minecraft version with ease. Download MVC. For Windows 8/7/Vista/XP/2000 For Mac OS X For Linux (Debian/Ubuntu).
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Minecraft Version Changer Tool
From TunkDesign:Minecraft Version Changer Pe
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Minecraft Mod Version Changer 1
Minecraft Version Changer provides a big list of Minecraft versions to choose from. It takes just seconds to change between versions. You can even generate a backup of your current jar file if you have any mods installed that you don't wan't to lose. Choose a version from the list, click on 'Change' then let Minecraft Version Changer do the work for you.