OtterPix Blog

Practical, privacy-first guides for working with images on your Mac. Every workflow here runs on-device — no uploads, no accounts.

The OtterPix Format Conversion tool on macOS with HEIC photos loaded and JPEG selected as the output format.

How to Convert HEIC to JPG on Mac (Free & Offline)

iPhone photos that won’t open elsewhere? Batch-convert HEIC to JPG on your Mac, offline.

The OtterPix Compression tool on macOS with a photo loaded, the Balanced preset selected and the readout showing 3.2 MB → 1.8 MB, 57% of the original size.

Compress Images on Mac Without Visible Quality Loss

Shrink photos for email, web or cloud — and see the new file size before you save.

The OtterPix AI Cutout tool on macOS: a portrait as the Input on the left and, in the Cutout pane on the right, the same subject on a transparent checkerboard with the hair edges intact.

Remove Image Backgrounds on Mac — Local AI, No Uploads

Product shots and avatars on a clean transparent PNG — cut out on your Mac, no uploads.

The OtterPix AI Restore tool on macOS: an old portrait with a numbered face box on the input side, and the same face noticeably sharper in the output pane.

Restore Blurry Faces in Old Photos on Mac (AI Face Restore)

Soft, blurry faces in scanned family photos? Sharpen them on your Mac — nothing uploaded.

The OtterPix AI Eraser on macOS: a striped beach parasol painted over with the red brush mask, ready for the Erase button to fill the spot with background.

Remove Objects (and People) from Photos on Mac

Tourists, wires, trash cans — brush over them and AI fills the gap, right on your Mac.

The OtterPix AI Upscale tool on macOS: a 1,000 × 665 px fox photo on the input side, enlarged to 4,000 × 2,660 px in the Output (×4) pane, with pixel-dimension badges above both panes.

Upscale Images on Mac: 4× Larger with Local AI

Too small for print? Enlarge photos up to 4× with on-device AI — right on your Mac.

The OtterPix Watermark tool on macOS tiling semi-transparent “OtterPix” text diagonally across a meadow photo, with Font, Size, Opacity, Angle, Density and Color controls above the live preview.

Batch Watermark Photos on Mac (Free Text Watermarks)

Put your name on every shot — watermark a whole folder at once, right on your Mac.

The OtterPix Processing Pipeline on macOS chaining Resize, Watermark and Clear Metadata steps into a JPEG Output node, with six photos loaded below.

Batch Convert, Resize & Rename Images on Mac — One Click

One folder in, finished images out: chain resize, watermark, convert and rename once.

The OtterPix Pipeline on macOS with six photos queued and Resize, Watermark and Clear Metadata steps chained before the JPEG output.

View & Remove EXIF Data on Mac (GPS Location Included)

Your photos know where you live. See the EXIF and GPS inside, then strip it — on your Mac.

The OtterPix AI Anonymize tool on macOS: a family photo with numbered person and car detections in the input pane, and an output where the adults and the car are blurred while one person stays sharp.

Blur Faces & License Plates in Photos on Mac, Automatically

Street or event photo? On-device AI finds people and vehicles — you pick who stays sharp.