ByteBox / Tools / Device Mockup

Device Mockup Generator

Wrap your screenshot in a polished iPhone, Android, MacBook, or browser frame — free, instant, no login.

Last updated: Mar 15, 2026
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About Device Mockup Generator

Present your app screenshots, website designs, or UI concepts in professional device frames — all in your browser with no software required. Upload any screenshot, pick a device, choose a background gradient, and download a polished PNG ready for App Store previews, Product Hunt posts, social media, or pitch decks.

Tips for Great Mockup Images

  • Use a dark gradient background (Deep Space or Midnight) for app screenshots — it makes UI colors pop
  • The iPhone frame works best for mobile app screenshots; the Browser frame is ideal for SaaS landing pages
  • For Product Hunt thumbnails, use a landscape MacBook or Browser frame with a vibrant gradient
  • Increase padding to add breathing room — tight mockups look cramped on social media
  • Use 1:1 or 16:9 screenshots for best fill in portrait or landscape frames respectively