Viewport Pro - Mobile Simulator

Flawlessly test responsive websites on 50+ photorealistic mobile devices with lossless screen recording and screenshot capture.

Viewport Pro is the ultimate responsive testing mobile simulator designed specifically for web developers, UI/UX designers, and QA engineers. Experience your responsive layouts on 50+ photorealistic mobile frames, test touch and viewport behaviors, and capture lossless video recordings and pixel-perfect screenshots directly inside your browser. KEY FEATURES: • 50+ Photorealistic Device Frames: Test on original chassis finishes including iPhone 15 Pro, Galaxy S24 Ultra, Pixel 8 Pro, iPads, and smartwatches. • Lossless 10 Mbps Video & GIF Recording: Super-sampled screen recording via DPR scaling ensuring razor-sharp typography and micro-interactions with zero blur. • Instant Orientation Switch: One-click toggle between Portrait and Landscape modes with smooth hardware acceleration. • Presentation Mode: Hide distracting browser tabs and customize the simulated device status bar (battery, clock, network) for polished client presentations. • Custom Resolutions: Define custom screen dimensions, breakpoints, and pixel density ratios (DPR) for edge-case device testing. • 100% Client-Side & Zero Telemetry: All recordings and simulations are synthesized locally in browser memory. No browsing history or personal data is ever collected or transmitted. SINGLE PURPOSE STATEMENT: Viewport Pro serves a single, dedicated purpose: providing responsive mobile device simulation and local media recording for web development workflows. Support & Feedback: https://viewport-pro.ozcan.work/support.html Privacy Policy: https://viewport-pro.ozcan.work/privacy.html