# echodesigns > echodesigns is a browser-based phone mockup and App Store screenshot editor. Upload your app artwork, drop it into realistic device frames, customize backgrounds, and export images for the App Store, Google Play, social, and marketing. Everything is free: unlimited exports, every device frame and canvas size, the full template gallery, no watermark, and no account required to create or download. There is no paid tier holding features back. An optional Supporter subscription is a voluntary contribution towards hosting and unlocks nothing extra. ## Product - [echodesigns editor](https://www.echodesigns.space/): Create and export device-framed App Store & Google Play screenshots in your browser. - [Support](https://www.echodesigns.space/support): Why the app is free and how to chip in. Optional; it unlocks nothing extra. - [Templates](https://www.echodesigns.space/templates): Reusable screenshot layouts. ## Blog - [App Store Screenshot Sizes & Specs (2026): The Complete Guide for iPhone & iPad](https://www.echodesigns.space/blog/app-store-screenshot-sizes): The complete 2026 App Store screenshot size guide: exact pixel dimensions for the 6.9-inch iPhone (1290×2796) and 13-inch iPad, format and color rules, plus the 10-slot max. - [App Store Screenshot Best Practices: 9 Ways to Get More Downloads (ASO)](https://www.echodesigns.space/blog/app-store-screenshot-best-practices): 9 app store screenshot best practices to lift conversion: front-load value, write benefit captions, build a connected visual story, add social proof, localize, and A/B test. - [Google Play Feature Graphic & Screenshot Sizes (2026 Guide)](https://www.echodesigns.space/blog/google-play-feature-graphic-screenshot-sizes): The exact 2026 Google Play asset sizes: feature graphic (1024x500), screenshots (9:16, up to 2:1 aspect), icon (512x512), and TV banner (1280x720) in one clean table. - [Why We Designed a Universal Frame for App Store Screenshots](https://www.echodesigns.space/blog/universal-frame-for-app-store-screenshots): Most mockup tools force you to pick iPhone or Android. We built a device-agnostic frame that works on both stores, here's the thinking behind it. ## Resources - [Sitemap](https://www.echodesigns.space/sitemap.xml) - [RSS feed](https://www.echodesigns.space/blog/feed.xml)