Backdrop vs Wallpapers.ai

Backdrop is an iPhone app that generates wallpapers from descriptions and optional photo references, with compositions arranged to leave space for the clock, widgets, and icons. Users can request an image when needed or receive a personalized wallpaper each morning. Apple Shortcuts can apply a new daily wallpaper without opening the app. Anyone can browse and save global wallpapers; new accounts receive three creation credits. The free plan costs nothing. Backdrop Pro costs $3.99 a month, billed monthly, and includes a personalized daily wallpaper, 15 monthly creation credits, visual references, feedback, and remixes. The app requires iOS 17.0 or later. Backdrop says the photo picker accesses only the selected image and does not upload or collect other library photos; it also says reference photos are not stored. The service uses OpenRouter and OpenAI for AI-assisted text and image generation. Backdrop says it does not sell personal information or show third-party ads. Account deletion removes the active profile, generated images and records, prompts, and related generation records.

Wallpapers.ai creates custom phone and desktop wallpapers from text descriptions with AI. It runs on the web and offers an API for programmatic creation. Free users can generate one wallpaper per day, while the Explore page provides a gallery of generated images. The phone generator lists seven models—Lightning, SDXL, Realistic, Anime, Juggernaut, Playground and Dreamshaper—and says all seven produce eight versions. The desktop generator lists Lightning, SDXL, Realistic, Anime and Dreamshaper, producing five versions when all are used. Images generated through the phone and desktop pages are public. Paid choices include a 7.99 USD one-time Day Pass, PRO monthly at $12 a month, PRO annual at $9 a year with US$ 108 billed annually, and API access at $10 a month per 1,000 credits. API requests require a text prompt and can specify phone or desktop dimensions.