Squish

Fast image compression, conversion and resizing for macOS. No subscriptions, no limits, no ads.

Features

• Drag & drop — drop images or folders, they queue up instantly
• Quality presets — 5 clear levels from max compression to minimal
• Format conversion — JPEG · PNG · HEIC · WebP
• Resize — by width/height in pixels, aspect ratio preserved
• Before/after preview — split slider with zoom and metrics
• Batch processing — compress the whole queue at once, cancel anytime
• Custom presets — create, rename and delete your own
• Metadata viewer & editor — EXIF/IPTC, rename files, AI-provenance check
• Flexible output — original folder, ask each time, or a fixed folder; subfolders and suffixes
• Multi-select — click, ⌘-click, ⇧-range, marquee; drag results out to Finder
• Native macOS — dark mode, menu bar icon, notifications, English & Русский

Install 📥

Homebrew (recommended)

brew install --cask demureiskander/tap/squish

Manual

1. Download Squish.dmg from the latest release
2. Open it and drag Squish to Applications
3. First launch: right-click the app → Open (the app is not notarized yet)

Build from source

Requires Xcode 16+ on macOS 14+.

git clone https://github.com/demureiskander/squish.git
cd squish
open Squish.xcodeproj   # then ⌘R

Dependencies (resolved automatically via Swift Package Manager):

• libwebp — WebP encoding

Tech

Swift 6 · SwiftUI · Core Image · ImageIO · vImage. MVVM architecture, zero heavyweight dependencies.

Support ☕

If Squish is useful to you, you can support development ❤️.

License

GPL v3 © 2026 demureiskander