Copy-ready prompt
{ "type": "app store promotional screenshot", "platform": "iOS", "style": "A clean and sophisticated brand style, soft 3D mascot illustrations, and warm, minimalist product marketing.", "brand": { "name": "{argument name=\"app name\" default=\"Merl\"}", "primary colors": [ "warm beige", "Golden yellow", "black", "Soft orange", "Lavender accents" ] }, "canvas": { "aspect_ratio": "9:16 Vertical version", "background": "Above the light beige area, a huge, arched, golden wave rises from the bottom." }, "layout": { "sections": [ { "title": "Main title", "position": "Top left corner", "count": 2, "labels": [ "Personalize your", "Merl Experience" ] }, { "title": "Supporting copy", "position": "Below the title on the left", "count": 4, "labels": [ "Custom Agent", "Memory function, and", "How to optimize prompts in Merl", "To obtain the best output." ] }, { "title": "Mobile phone prototype", "position": "Middle right", "count": 1, "labels": [ "iPhone displaying the app's custom interface" ] }, { "title": "mascot", "position": "bottom left of the phone", "count": 1, "labels": [ "The little white mascot, wearing a wizard's hat and cloak, points one arm at the phone." ] }, { "title": "Brand logo", "position": "Bottom Center", "count": 2, "labels": [ "Mascot head icon", "Merl" ] } ] }, "device": { "model": "Modern iPhone Pro models with Dynamic Island", "angle": "Slightly tilted to the right", "finish": "Glossy black metal frame", "screen": { "header": { "time": "9:41", "center title": "Your Merl", "right action": "Finish" }, "content_sections": [ { "title": "BESTIE", "count": 1, "labels": [ "best friend" ] }, { "title": "YEAR", "count": 4, "labels": [ "student", "working professionals", "Creators", "Just out of curiosity" ] }, { "title": "AGE", "count": 5, "labels": [ "Under 18 years old", "18–24 years old", "25–34 years old", "35–49 years old", "50 years and older" ] }, { "title": "INTERESTS", "count": 5, "labels": [ "Resume and Cover Letter", "photo", "Image generation", "video", "writing" ] }, { "title": "HOW MERL WORKS FOR YOU", "count": 5, "labels": [ "Memory function", "prompt word style", "Adapt to your habits", "Default model", "Response length" ] }, { "title": "Bottom navigation", "count": 3, "labels": [ "Homepage icon", "Central capsule button: 288 Merls", "Profile icon" ] } ], "selected states": [ "Just out of curiosity", "18–24 years old", "Resume and Cover Letter", "photo", "Image generation", "writing" ], "toggles": { "count": 2, "labels": [ "Enable memory function", "Start adapting to your habits" ] }, "descriptive_rows": [ "Memory function—Merl will remember your preferences and past conversations.", "Tip style — friendly, clear and concise", "Adapt to your habits—Merl adjusts cue words and workflows based on your activities.", "Default Model — Merl selects the best model for each task.", "Response length — Balance" ] } }, "mascot": { "design": "A cute, chibi-style white character with beady eyes, a small smile, and peach-pink blush.", "outfit_count": 3, "outfit_pieces": [ "Brown Wizard Hat", "Golden Cloak", "Round neck button or bow" ], "pose": "Stand next to the phone and gently wave or show it to the phone." }, "typography": { "headline": "Large, elegant, high-contrast serif font (black)", "body": "Small, simple sans-serif font (soft dark gray)", "logo": "Serif font logo matching the title" }, "lighting": "Soft studio lighting with subtle shadows creates a sophisticated, advertising-like feel.", "quality": "High resolution, clear and easy-to-read UI, consistent brand image, and premium iOS App Store screenshot aesthetics." }
Prompt breakdown
{ "type": "app store promotional screenshot", "platform": "iOS", "style": "A clean and sophisticated brand style, soft 3D mascot illustrations, and warm, minimalist product marketing.", "brand": { "name": "{argument name=\"app name\" default=\"Merl\"}", "primary colors": [ "warm beige", "Golden yellow", "black", "Soft orange", "Lavender accents" ] }, "canvas": { "aspect_ratio": "9:16 Vertical version", "background": "Above the light beige area, a huge, arched, golden wave rises from the bottom." }, "layout": { "sections": [ { "title": "Main title", "position": "Top left corner", "count": 2, "labels": [ "Personalize your", "Merl Experience" ] }, { "title": "Supporting copy", "position": "Below the title on the left", "count": 4, "labels": [ "Custom Agent", "Memory function, and", "How to optimize prompts in Merl", "To obtain the best output." ] }, { "title": "Mobile phone prototype", "position": "Middle right", "count": 1, "labels": [ "iPhone displaying the app's custom interface" ] }, { "title": "mascot", "position": "bottom left of the phone", "count": 1, "labels": [ "The little white mascot, wearing a wizard's hat and cloak, points one arm at the phone." ] }, { "title": "Brand logo", "position": "Bottom Center", "count": 2, "labels": [ "Mascot head icon", "Merl" ] } ] }, "device": { "model": "Modern iPhone Pro models with Dynamic Island", "angle": "Slightly tilted to the right", "finish": "Glossy black metal frame", "screen": { "header": { "time": "9:41", "center title": "Your Merl", "right action": "Finish" }, "content_sections": [ { "title": "BESTIE", "count": 1, "labels": [ "best friend" ] }, { "title": "YEAR", "count": 4, "labels": [ "student", "working professionals", "Creators", "Just out of curiosity" ] }, { "title": "AGE", "count": 5, "labels": [ "Under 18 years old", "18–24 years old", "25–34 years old", "35–49 years old", "50 years and older" ] }, { "title": "INTERESTS", "count": 5, "labels": [ "Resume and Cover Letter", "photo", "Image generation", "video", "writing" ] }, { "title": "HOW MERL WORKS FOR YOU", "count": 5, "labels": [ "Memory function", "prompt word style", "Adapt to your habits", "Default model", "Response length" ] }, { "title": "Bottom navigation", "count": 3, "labels": [ "Homepage icon", "Central capsule button: 288 Merls", "Profile icon" ] } ], "selected states": [ "Just out of curiosity", "18–24 years old", "Resume and Cover Letter", "photo", "Image generation", "writing" ], "toggles": { "count": 2, "labels": [ "Enable memory function", "Start adapting to your habits" ] }, "descriptive_rows": [ "Memory function—Merl will remember your preferences and past conversations.", "Tip style — friendly, clear and concise", "Adapt to your habits—Merl adjusts cue words and workflows based on your activities.", "Default Model — Merl selects the best model for each task.", "Response length — Balance" ] } }, "mascot": { "design": "A cute, chibi-style white character with beady eyes, a small smile, and peach-pink blush.", "outfit_count": 3, "outfit_pieces": [ "Brown Wizard Hat", "Golden Cloak", "Round neck button or bow" ], "pose": "Stand next to the phone and gently wave or show it to the phone." }, "typography": { "headline": "Large, elegant, high-contrast serif font (black)", "body": "Small, simple sans-serif font (soft dark gray)", "logo": "Serif font logo matching the title" }, "lighting": "Soft studio lighting with subtle shadows creates a sophisticated, advertising-like feel.", "quality": "High resolution, clear and easy-to-read UI, consistent brand image, and premium iOS App Store screenshot aesthetics." }
Use clear style, lighting, and composition cues.
Explain where the generated visual will be used.
Avoid brand logos and review licensing before commercial use.









