Numuki is designed entirely as a browser-based platform. The games are streamed via HTML5 or emulated directly within your Chrome, Safari, or Firefox browser. Any third-party app store listing claiming to be "Numuki" is likely unofficial and could potentially pose a security risk.
If you still wish to download a game from Numuki, here is how users typically do it. Note: This is for educational purposes; verify your local laws. numuki download
Several legitimate and not-so-legitimate reasons drive this search: Numuki is designed entirely as a browser-based platform
Limitations: Only one or a few games will remain; you cannot browse the Numuki library offline. numuki download
Another reason for the “download” search is running Numuki on non-standard devices: