Image Caption Tool
Add a white caption bar below any image like a newspaper or photo caption. Download instantly.
Drop an image to add a caption
* supported
About this tool
Add a white caption bar below any image like a newspaper or photo caption. Download instantly. This tool runs entirely in your browser — no file upload, no account required, and no data is ever sent to a server. Images are composed on an HTML Canvas element using browser-native 2D drawing APIs.
- ✅ Free to use, no sign-up required
- ✅ Files never leave your device
- ✅ Instant conversion
- ✅ Works on any browser and device
How it works
Your image is drawn onto an HTML Canvas at its original resolution. Text layers are composited on top using the Canvas 2D drawing API with the specified font, size, and style. The composed canvas is exported as an image file for download.
Frequently Asked Questions
Is Image Caption Tool free to use?
Yes, Image Caption Tool is completely free. There are no usage limits, no sign-up required, and no hidden fees.
Are my files safe when using this tool?
Completely. All processing happens locally in your browser using JavaScript and WebAssembly. Your files are never uploaded to any server and never leave your device.
Does Image Caption Tool work on mobile?
Yes, Image Caption Tool works in any modern browser including mobile browsers on iOS and Android — no app installation required.