I will fix and optimize your HTML5 playable ad for applovin, unity or meta

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Adam Cerny

About this gig

Is your playable ad ready, but the ad network rejects it? Too big, no MRAID, the install button does not work, or it breaks in landscape?


I'm a game developer working with HTML5, PixiJS and TypeScript. I fix and optimize existing playable ads so they meet your ad network's rules.


What I can do:

  • Reduce the file size (images, sounds, code) to fit your network's limit
  • Pack everything into one HTML file
  • Add or fix MRAID and the install button (store link)
  • Fix the layout for portrait and landscape
  • Fix loading and runtime errors
  • Prepare builds for AppLovin, Unity, Meta, Google, Mintegral, ironSource and others

Please send me your file before you order. I will check it and tell you what is possible. Playables made in PixiJS, Phaser, Cocos Creator or plain JavaScript are fine. Unity WebGL builds are usually too big for playable ads.


Not included: new gameplay, new art, campaign management. I keep your idea and your art, I only make it work.


Your files stay private.

Get to know Adam Cerny

Adam Cerny

Game developer building HTML5 playable ads

  • FromCzech Republic
  • Member sinceOct 2026
  • Languages

    Czech, English
Hi, I'm Adam, a game developer from Czechia and founder of Nexerius, a small studio for HTML5 playable ads. I build custom playable ads for mobile games in PixiJS and TypeScript. Real gameplay, not a template: guided first move, clear progress, a reward and an end card with a call to action. - Light single-file HTML5 builds - Portrait and landscape - Built for your ad network (AppLovin, Unity, Meta, Google...) Send me a short brief and a gameplay video. I will reply with a clear plan and quote.

Other Game Development Services I Offer