Construct 3 has its own mobile app build service to build Android APKs and generate Xcode projects from Cordova exports. You can also use Construct 3's build se...
You can also use the Cordova CLI as a free option to build C2 mobile apps, but it is more complicated. There are also other third-party build services out there, but since they are expensive to run, they generally charge a subscription fee too - and sometimes more than the total cost of C3, which also includes a full game development editor.