Mobile Simulator & Responsive Tester Tools

Preview websites across realistic phones and tablets, compare breakpoints, inspect styles, and capture client-ready screenshots.

MobileReady helps web designers, developers and agencies find mobile layout problems and send clear visual feedback without repeatedly resizing the browser or rebuilding the testing context. Open the current page in a simulated phone or tablet frame, switch between common screen sizes, rotate the device, or compare multiple layouts side by side. Check navigation, spacing, text sizing, image cropping and content alignment before a page reaches a client or production. When you find a problem, capture the view and turn it into client-ready proof. Add arrows, shapes or notes, then export the result for a bug report, review or presentation. Webpage Specs and inspection tools help you examine typography, colors, spacing and CSS while keeping the responsive page visible. Key capabilities: • Realistic phone and tablet frames with portrait and landscape views • Multi-device comparison for responsive breakpoints • Screenshots, annotations and common export formats • Alignment guides, visual inspection and live styling tools • Presentation mode for focused client reviews • Support for live websites, localhost and private staging pages already available in your browser Start free with no website account required. Some device presets and advanced tools require an optional paid plan; current prices and billing terms are shown before purchase. MobileReady is a viewport simulator, not a physical-device cloud. Final release QA should still include real devices and Safari/WebKit where those environments matter. Privacy: simulation, inspection and screenshot processing happen locally. Optional product-usage analytics are off by default. Purchase recovery or Team access sends the email you enter only when you request that action. User-requested PageSpeed actions show the exact sanitized page address before it is sent to Google. See the privacy policy for full details.