Free Image Tools Online
Free online image tools: compress, resize, and convert images to Base64. Process images entirely in your browser — files never leave your device.
IMG
Image to Base64
Convert images to Base64 encoded strings for embedding in code
Open tool
IMG
Image Compressor & Resizer
Compress and resize images online without losing quality
Open tool
About Image Tools
All image tools on ToolBox are completely free and run entirely in your browser. Your data never leaves your device — there are no server uploads, no accounts required, and no usage limits. Whether you're a developer, designer, student, or professional, these tools are built to save you time.