Auto-Tune EFX+ is compatible with Ableton Live 9 (64-bit) and later on both Windows and Mac.

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Auto-Tune Pro and Auto-Tune Artist are compatible with Ableton Live 9 (64-bit) on Mac in the AU format only but not on Windows.

How To Use Autotune In Ableton

Auto-Tune Pro and Auto-Tune Artist are compatible with Ableton Live 10 and later on Mac (in the AU and VST3 formats). They are also compatible with the Windows version of Ableton Live 10.1 (as VST3 plug-ins only), but some features like Auto-Tune Pro's Graph Mode may not be fully supported at this time.

Free Autotune Online

How To Use Auto Tune In Ableton

Please also see the instructions for scanning plug-ins here (Mac) and here (Windows).

For your general reference, you can always find the latest Antares plugin compatibility information on the Host (DAW) Compatibility page, and operating system compatibility page.