绿茵放大镜

Key Features
• Tap-to-Add Bubbles – double-tap anywhere to drop a circle, then drag to resize or overlap.
• Smart Connectors – draw arrows or lines that auto-snap and stay attached as you move bubbles.
• Colour & Label Palette – pick hues, gradients and fonts to group ideas visually.
• Templates Library – start from Venn (2-, 3-, 4-set), SWOT, mind-map spokes, flow loops and more.
• Snap & Align – optional grid and magnetic edges keep diagrams tidy.
• Layers & Grouping – send bubbles forward/back, lock regions or move clusters together.
• Export & Share – save as PNG, PDF or SVG; share via Mail, AirDrop or Files in one tap.
• iCloud Sync – all diagrams stay up to date across iPhone and iPad; edits merge automatically.
• Undo History – unlimited back-steps so you can experiment freely.
• Dark-Mode Optimised – canvas and toolbars adapt perfectly to system theme.
• Fully Offline – create and export diagrams without an internet connection; nothing leaves your device.
Why Bubble Diagram Maker?
Generic drawing apps feel clumsy for quick idea maps, while pro design suites are overkill. Bubble Diagram Maker focuses on speed, clarity and zero distraction, making it perfect for students, UX designers, product managers and anyone who loves visual thinking.