批量添加水印
一次给多张图片打上统一水印。
关于「批量添加水印」
它属于「图片处理」分类：基于 Canvas 的本地图片编辑，原图不会离开你的设备。
- 把同一套水印参数应用到多张图片，处理完可打包为 ZIP 下载。
- 适合给一批素材统一打上版权或品牌标识。
- 全部本地处理，图片不会上传。
完全免费、无需注册；所有处理都在浏览器本地完成，文件不会上传到任何服务器。
相关关键词：批量添加水印、图片处理、批量、水印、在线工具、免费
如何使用「批量添加水印」
- 打开工具：打开「批量添加水印」页面，无需注册、无需安装任何软件。
- 准备输入：准备好要处理的内容或文件：文本可直接粘贴，文件可拖入页面（本工具属于「图片处理」）。
- 填入内容：把内容粘贴进输入框，或把文件拖入页面；也可以点击「示例」先填入样例数据试一下。
- 设置选项并处理：按需调整页面上的选项，然后点击处理 / 转换 / 生成按钮。
- 获取结果：处理完全在浏览器本地完成，结果可直接复制或下载，文件不会上传到任何服务器。
常见问题
- 水印大小会随图片尺寸变化吗？
- 字号是固定像素，小图可能显得偏大；可按图片实际情况调小字号。
- 能逐张设置不同文字吗？
- 批量模式使用统一文字；如需逐张不同，请单独使用单图水印工具。
Batch Watermark (English)
Apply a uniform watermark to many images at once.
Belongs to “Image Tools”: Canvas-based local image editing; your originals never leave the device.
- Applies one set of watermark params to many images, then downloads as a ZIP.
- Great for stamping a uniform copyright or brand mark across a batch.
- Fully local; images are never uploaded.
Free, no sign-up; everything runs locally in your browser and files are never uploaded.
Keywords: Batch Watermark, Image Tools, batch, watermark, online tool, free
How to use it
- Open the tool：Open the “Batch Watermark” page — no sign-up and nothing to install.
- Prepare the input：Prepare the content or file to process: paste text or drop a file onto the page (this tool belongs to “Image Tools”).
- Provide the input：Paste your content into the input box or drop a file onto the page; you can also click “Sample” to try example data first.
- Adjust options and run：Adjust the options if needed, then click the process / convert / generate button.
- Get the result：Everything runs locally in your browser; copy or download the result — your files are never uploaded.
FAQ
- Does watermark size scale with image size?
- Font size is fixed pixels, so it may look large on small images; lower it as needed.
- Different text per image?
- Batch uses one text; for per-image text, use the single-image watermark tool.
More tools in Image Tools
- Image Compressor — Adjust quality and size, batch compress and compare.
- Image Cropper — Drag a box to crop, with common ratio lock.
- Image Resize — Scale a single image by pixels or percentage.
- Batch Image Resize — Resize multiple images uniformly and zip them.
- Image Watermark — Text or image watermark with opacity and tiling.
- Image Color Picker — Pick any pixel color and copy its value.
- Replace Image Color — Replace a color with a new one within tolerance.
- Image Grid Cutter — Slice into tiles and pack into a ZIP.
- Photo Frame Maker — Add borders, rounded corners and shadow to photos.
- ID Photo Resizer — Crop and recolor standard ID photos (1-inch, 2-inch).
- Perspective Correction — Pick four corners to straighten a tilted document.
- Image Filter & Tune — Live brightness/contrast/saturation/blur adjustment.
- Poster Generator — Auto-typeset copy into a downloadable share image.
- OCR Text Recognition — Recognize Chinese/English text in images locally.
- Favicon Generator — Generate multi-size site icons from one image and zip.