QR Art Master vs DuoWall

QR Art Master lets you design beautiful, scannable QR codes in seconds. KEY FEATURES: • 4 Art Styles — Classic squares, rounded corners, dot modules, and mosaic diamonds • 4 Color Modes — Solid color, linear gradient, radial gradient, and angular gradient • 8 Gradient Presets — Aurora, Sunset, Ocean, Forest, Candy, Midnight, Peach, Lime • Logo Embedding — Add text initials or your own image to the center of any QR code • Error Correction — Choose L/M/Q/H levels to balance data density and scan reliability • Gallery — Save unlimited designs locally; reload any past design with one tap • Export — Share your QR code image directly from the app • Multi-language — Supports English and Simplified Chinese FULLY OFFLINE No account, no internet, no subscriptions. Everything runs on your device. PRIVACY FIRST Zero data collection. All designs are stored only on your iPhone.

DuoWall brings wallpaper design and device mockups together. Make a wallpaper, place it in a device frame, and save the editable project for later. CREATE A WALLPAPER Explore 87 customizable looks in Wallpaper Studio, including pixel art, Sadu-inspired patterns, flat landscapes, reeded glass, gradients and paper. Change individual colors, take a palette from a photo, adjust texture and composition, or add your own words. DuoWall creates the artwork on your device. MAKE A MOCKUP Send your design directly to Mockup Studio or bring in an image from Photos or Files. Choose iPhone, iPad and iPhone Duo frames, arrange devices, and adjust the scene, background and lighting. Try detailed frames for iPhone 16, iPhone 18 Pro and iPhone Duo. Save your mockup as a PNG, including with a transparent background. DESIGN FOR YOUR SCREEN Pick from phone, tablet, watch and desktop wallpaper sizes. Preview your iPhone Duo wallpaper folded or unfolded and save a matched pair for the cover and inside screens. Save still artwork or explore video and Live Photo formats where supported. Apply wallpapers through your device settings. PICK UP WHERE YOU LEFT OFF My Projects brings saved wallpapers and mockups into one place. Search, rename, duplicate and reopen editable projects. Drafts and image processing stay on your device. No account, ads or subscription. Available in English and Arabic. The new Wallpaper Studio requires iOS 26 or later. The previous editor remains available on earlier supported versions of iOS. DuoWall is independent of device manufacturers. Device frames are artistic representations. Questions or feedback? Contact hi@duowall.app.