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The Humble Bundle team has the PC and Android 9 Bundle live at their site.
Pay what you want ($1 min for Steam keys) for:
Broken Sword 2: The Smoking Mirror (DRM-Free, Steam, Android)
Bridge Constructor (DRM-Free, Steam, Android)
Type:Rider (DRM-Free, Steam, Android)
Ravensword: Shadowlands (DRM-Free, Steam, Android)
Kingdom Rush Knights of Pen and Paper +1 Edition (DRM-Free, Steam, Android)