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💧 Image Watermark

Add text or graphic watermarks to images with controls for position and opacity.

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Background Remover
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Batch Watermark
Add a visible text watermark to JPG, PNG, and WebP images in bulk locally, then export new JPG or PNG copies.
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Change Background of Photo
Extract the subject from one photo locally, place it on a simple solid or gradient background, and export a new PNG or JPG copy.
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Favicon Maker
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GIF Splitter & Maker
Split animated GIFs into individual PNG frames in your browser (ZIP batch download, frame-range syntax 1,2,5-9,*, native-speed playback preview), or merge multiple images into a new GIF (per-frame delay 10-20000ms, loop count, palette 2-256 colors, 3 quality tiers). One-click WeChat sticker preset 240×240 ≤100KB, doutu meme preset 300×300. Source GIFs, image frames, and exports are processed in the current browser and are not uploaded to LittleOne Tools servers; no watermark and no login required. Lazy-loads gifuct-js + gifenc codec cores (~19KB gzip) on first interaction. Triple input (drag-drop / file picker / Ctrl+V paste), bilingual, mobile 44px touch + horizontal-scroll frame strip, 4 error categories (invalid-GIF / oversized / OOM / timeout) with aria-live progress. Covers all 4 GIF disposal methods, sub-rect frame offset, transparency, NETSCAPE2.0 loop, interlaced.

Create a quick text watermark preview with editable wording, opacity control, and copyable settings before you process a real image elsewhere. It is useful for drafting copyright, internal-use, client-review, or placeholder marks. This page is a lightweight preview helper, does not upload images, and does not replace full batch watermarking or precise layout tools.