buncha.tools
buncha/image/bulk-image-converter

Bulk Image Converter

Bulk Image Converter

Convert images between JPG, PNG, WebP, AVIF, BMP, and HEIC. Up to 100 files at once. All processing happens in your browser — your files are never uploaded.

📁
Drop images here or click to select
Files are processed in your browser. Nothing uploaded.
Read the guide
PNG to JPG — When You Should Convert (and When You Shouldn’t)

Pairs well with

Image Compressor
Compress images to reduce file size while keeping …
Bulk Image Compressor
Shrink many images at once with quality + max-widt…
HEIC to JPG
Convert iPhone HEIC photos to JPG — drag, drop, do…

About Bulk Image Converter

Convert many images between JPG, PNG, WebP and more in one go.

Like every tool on Buncha, this one runs entirely in your browser. There's no upload, no log, no record of what you've pasted or generated. Close the tab and the data is gone.

↳ Have feedback or found a bug? hello@buncha.tools
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Built browser-first. Run by one developer.
Every tool runs on your device. No tracking pixels, no sign-up to start. The numbers below are pulled live from the registry.
240
Free tools
Across 14 categories
7
Visual editors
PDF · image · video · audio
32
Curated kits
By profession + lifestyle
17
AI tools
Powered by Claude API
Files never uploadNo tracking pixelsNo sign-up neededWorks in any modern browser
The handful of AI tools (paraphrase, summarise, blog, captions, etc.) send your prompt text to Anthropic's Claude API to do the work. Files, images, PDFs and video never leave your device. Pick the tools that fit your privacy comfort.