The word 'composer' is intentional — it implies creative agency, deliberate arrangement, and a focus on the relationship between elements rather than just their placement. A grid composer is a tool for people who care about how their images work together: the visual rhythm between cells, the breathing room created by spacing, the way borders frame or dissolve boundaries, and the overall balance of the composition. This is different from a basic grid maker that simply slots images into fixed positions. MergeFrame's grid composer gives you control over every visual parameter: five layout presets (1×2, 1×3, 2×2, 2×3, 3×3) provide structural starting points, while the spacing slider (0–20px in single-pixel steps) lets you fine-tune the visual density of your composition. Tighter spacing (0–2px) creates urgency and intimacy — ideal for action sequences, product comparisons, and technical documentation where every pixel of information matters. Moderate spacing (4–8px) is the professional sweet spot — enough separation to define each image clearly without wasting composition space, perfect for portfolios, social media posts, and client deliverables. Generous spacing (12–20px) creates a gallery aesthetic where each image feels independently framed, suitable for art presentations, mood boards, and luxury brand content. Cell borders add another dimension: enabled, they draw clear boundaries between images that share similar tones or backgrounds, preventing visual bleed. Disabled, they create a seamless mosaic where images flow into each other — powerful for narrative sequences and thematic collections. The composer renders every change in real-time via your browser's Canvas API, so you see the effect of each adjustment instantly. This rapid feedback loop encourages creative exploration: try 3 spacing values, toggle borders on and off, rearrange photos into different cell positions, and compare versions before committing to an export. The result is a composition that looks intentional and considered — not the generic output of an automated tool. And because processing is entirely local, your photos remain private throughout the creative process. The composer works identically on desktop and mobile browsers, so you can build grids wherever inspiration strikes.