Gradient Background: Spectrum

Spectrum - Create stunning abstract wallpapers and backgrounds with this powerful mesh gradient editor. Design beautiful gradients with precise control over every aspect of your creation.

Key Features

Gradient Creation:

• Interactive mesh gradient editor with draggable control points
• Multiple gradient types: Mesh, Linear, Radial, and Conic gradients
• Adjustable mesh complexity (predefined sizes: 2x2, 3x3, 4x4, 5x5, and custom user-defined dimensions)
• Real-time color editing with an intuitive system color picker interface
• Multiple color interpolation methods (IDW, Bilinear, Nearest Neighbor, RBF, Linear RGB, Linear HSV) for smooth or distinct color transitions
• Undo functionality (up to 10 history states) for reverting changes
• Randomize gradient function for quick, serendipitous designs

Customization Options:

• Multiple aspect ratios: Square (1:1), Standard (4:3), Widescreen (16:9), and Phone Story (9:16) formats
• Precise color control (RGB) for each gradient point
• Template library with pre-designed gradient combinations (e.g., Sunset, Ocean, Neon, Forest, Cosmic, Fire, Ice, Aurora)
• Ability to reset to the current template's default state
• Quick action buttons for rapid editing workflow (e.g., add point, remove point, randomize)

Export Capabilities:

• High-resolution image export to Photos app
• Multiple resolution options: Small, Medium, and Large formats (dynamic, e.g., 1080x1080 up to 4096x4096 for square, and proportionally scaled for other ratios)
• Dynamic resolution scaling based on selected aspect ratio
• Gradient data export as JSON (includes points, mesh size, aspect ratio, interpolation method, gradient type, and export resolution) for sharing configurations
• Copy gradient settings (detailed text summary) to clipboard for easy transfer

User Experience:

• Minimizable controls interface for a distraction-free editing canvas
• Haptic feedback for key interactions (e.g., point selection, adding/removing points, template loading, undo, color changes)
• Toast notifications for non-intrusive feedback (e.g., export success, settings copied, errors)
• In-app tips for new users (Drag Point, Add Point, Tap Point)

Onboarding flow for first-time users

• Help section with guidance and information
• Favorites system to save and quickly access preferred gradients
• Ability to name and save custom mesh sizes

App & Support:

• Settings view for app-level configurations
• Contact support via native mail composer (if mail is configured) or copies support email to clipboard

Premium Features:

• Advanced export options and higher resolutions
• Extended template library access
• Additional customization tools and effects (e.g., specific color interpolation methods, Story aspect ratio, custom mesh sizes)
• Access to all gradient types and mesh complexities

Perfect for designers, artists, and anyone looking to create unique wallpapers and abstract backgrounds for their devices.

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