Output and limits
The main image can be up to 10 MB and the logo up to 2 MB. Supported inputs are JPEG, PNG, and WebP, and the processed result is returned as PNG.
Image Watermark
Add a configurable text or logo watermark to a JPEG, PNG, or WebP image. Preview the position and opacity, then submit the files for server-side processing and download the watermarked PNG.
Features
Text and logo watermarksAdjustable opacity and positionMultiple font optionsCustom color selectionPrecise offset controlsServer-side processingHigh-quality PNG output
How to use the Image Watermark
- 1Choose a JPEG, PNG, or WebP image up to 10 MB.
- 2Select a text watermark or upload a logo up to 2 MB.
- 3Adjust size, opacity, position, and offsets while reviewing the preview.
- 4Apply the watermark and download the resulting PNG.
Common uses
- Brand product and portfolio images.
- Add ownership text to preview graphics.
- Place a consistent logo on images before publishing them.
Server processing and privacy
The image and optional logo are uploaded only when you select Apply Watermark. They are processed in request memory and are not written to the application database or permanent file storage.
Frequently asked questions
Can I use a logo instead of text?
Yes. Switch to logo mode and choose a JPEG, PNG, or WebP logo up to 2 MB.
What format is downloaded?
The completed watermarked image is downloaded as PNG.
Are uploaded images permanently stored?
No. The server processes them in request memory without permanent application storage.