Add Watermark to Photo & Video

WaterStamp lets you add watermarks to videos, illustrations, photos, and other images.
You can add copyright text, credit text, and brand logos to clearly show ownership of your content.
Completely free with no registration or login required.

— Features —
• Single text watermark
• Wallpaper style watermark
• Adjust text color, size, spacing, and transparency
• Outline text effect for natural blending
• Over 500 fonts
• Freely customizable colors
• Add your own logos and images as watermarks
• Image format conversion (JPEG, PNG, HEIC, WEBP)
• Image compression
• Automatic removal of Exif metadata
• Batch processing for multiple photos
• Animated watermarks for videos

— New Features —
■ Video Pre-Trimming (v5.8.0)
Trim unwanted sections from the beginning and end of a video and change its aspect ratio.
As with images, you can set a size limit based on the video’s longest side to easily lower the resolution, resize the video, and reduce its file size.

■ Custom Fonts (v5.6.0)
Add custom fonts from .ttf, .otf, or .zip files.
Fonts are saved in the app, so you can delete the original files after importing.

■ Pre-Cropping (v5.5.0)
Set an image’s aspect ratio before editing.
Quickly prepare images for social media, marketplace listings, and other size-specific uses.

■ Watermark Studio (v4.0.0)
Create original watermark images in the app.
Ideal for multi-line messages like "Do Not Repost" and "No AI Training."

■ Free Positioning Mode
Press and hold in Single Style mode to freely resize and reposition your watermark.

■ Special Fonts for AI Watermark Removal Resistance
Dot patterns and random rainbow colors help make AI detection more difficult.

— About Image Handling —
All processing is done entirely on your device.
Your content is never uploaded or shared.