Local · Private · Open Source
Background removal that never leaves your Mac
Drop an image, get a clean cutout. Apple Vision works instantly — no download needed. Add any of 9 AI models when you need more.
macOS 14+ · Apple Silicon · Free forever
Built for the way
you actually work
A macOS utility that does one thing well. No accounts, no cloud, no subscriptions.
Completely private
Every pixel stays on your machine. No uploads, ever.
Apple Silicon native
Runs on the Neural Engine via CoreML. 2–4s per image on M-series chips.
Batch processing
Drop a folder. Outputs auto-name with _nobg.png suffix.
Background replacement
Swap with solid colors, gradients, or custom images.
AI upscaling
Enhance 2x or 4x with Real-ESRGAN. Handles large images.
Edge refinement
BiRefNet for coarse mask, ViTMatte refines hair and fur.
Three steps. Zero cloud.
Drop your images
Drag files onto the window or click to browse. JPEG, PNG, WebP, BMP, TIFF.
AI processes locally
Apple Vision runs instantly. Download a model for higher quality. Nothing leaves your Mac.
Export & enhance
Save transparent PNG, swap backgrounds, auto-crop, refine edges, or upscale with AI.
Models
Apple Vision works with zero download. Add specialized models for higher quality.
| Model | Size | Speed | Quality |
|---|---|---|---|
| Apple Vision Default | Built-in | Fast | Good |
| BiRefNet Lite | 200 MB | Fast | Good |
| BiRefNet Full | 900 MB | Slower | Best |
| BEN2 | 219 MB | Fast | Great |
| BiRefNet Portrait | 490 MB | Medium | Best for faces |
| RMBG 2.0 | 514 MB | Medium | Excellent |
| MODNet | 13 MB | Fastest | Good for portraits |
Plus Real-ESRGAN (upscaling), ViTMatte (edge refinement), and YuNet (face detection).
Get started
Recommended
Download DMG
Grab the latest release from GitHub.
DropBG_1.0.0_aarch64.dmg 16 MBUnsigned app — Open System Settings, Privacy & Security, then click Open Anyway.
xattr -cr /Applications/DropBG.app
For developers
Build from source
Requires Rust toolchain and Bun.
$ git clone https://github.com/whereissam/DropBG
$ cd DropBG && bun install
$ cargo tauri dev
Ready to try it?
No account. No uploads. No subscription. Just drag and drop.