

Guide
How to Compress a PDF on Mac (4 Free Methods)
Reduce PDF size on your Mac without an upload. Preview's Quartz filter, a custom ColorSync filter, an Automator batch action, Ghostscript, and a batch app.
How to convert, compress and edit files on a Mac without sending them anywhere. Once a month, a note on what I changed in Picmal.


Guide
Reduce PDF size on your Mac without an upload. Preview's Quartz filter, a custom ColorSync filter, an Automator batch action, Ghostscript, and a batch app.


Guide
Turn a WAV into an MP3 on your Mac with the Music app, ffmpeg or Audacity, plus a batch app for a whole folder. No upload, no website. Tested on macOS 27.


Guide
How to convert HEIC to PDF on your Mac, free, using Quick Actions or Preview. Covers making one PDF from a set of photos and one PDF per photo, plus the Terminal command.


Newsletter
August's Picmal releases: rebuilt PDF compression, the Slideshow tool, a single default output format, working SVG conversion, and a seat-ladder price.


Guide
Apple Music won't import FLAC. Convert a lossless library to ALAC on your Mac with XLD, the Music app, afconvert, ffmpeg, or a batch app. Tags and album art kept. Tested on macOS 27.


Guide
Pull the audio out of an MP4, MOV or MKV on your Mac and save it as MP3, M4A or WAV. QuickTime, a Finder Quick Action, VLC, ffmpeg, and a batch app. Tested on macOS 27.


Guide
A practical guide to HandBrake's compression settings: what RF really does, which encoder to pick, why your file sometimes gets bigger instead of smaller, and the four controls that change the size.


Guide
Preview, Finder's Quick Action, the sips Terminal command and Photos all handle Sony ARW files on a Mac with nothing extra installed. What each one does well, what it gets wrong, and when a batch tool earns its place.


Guide
VLC can convert video on a Mac, and it is free. Here is the exact menu path, the one setting that stops the output looking worse than the original, and how to tell when it has finished.
Guide
Turn a PNG into a macOS .icns icon without uploading it anywhere: the built-in sips and iconutil commands, the Get Info paste trick, and Xcode's single-size app icon. Plus which one you actually need.


Guide
Turn a QuickTime .mov screen recording into an animated GIF on a Mac, without uploading it anywhere: the built-in Shortcuts action, ffmpeg with a proper palette, and gifski. Plus why a GIF is often the wrong answer.


Guide
The best video converter for Mac in 2026, compared. Picmal, HandBrake, ffWorks, Permute, VLC, QuickTime and Compressor on price, formats, batch conversion and how hard each one is to use.


Newsletter
July's Picmal releases: the Raycast extension, Vectorize and Remove Background, app icon export, audiobook chapters, Combine Videos, and video resolution caps.


Guide
Convert audio files on your Mac: M4A, FLAC, WAV, AAC, OGG to MP3 and back. Four methods with Picmal, the Music app, VLC, and FFmpeg. Batch a folder, no upload.


Guide
AVI won't play on your Mac? Convert AVI to MP4 with Picmal, HandBrake, VLC, or FFmpeg. Batch a whole folder, keep the quality, no upload. Step-by-step.


Guide
Convert HEVC (H.265) video to a widely compatible MP4 on your Mac. Four methods compared: Picmal, HandBrake, VLC, and FFmpeg, with quality and batch tips.


Guide
MKV won't play on your Mac? Convert MKV to MP4 with Picmal, HandBrake, VLC, or FFmpeg. Handle multiple audio and subtitle tracks, batch a folder, no upload.


Guide
Convert MOV to MP4 on a Mac for free with iMovie, VLC or ffmpeg, and see why QuickTime can't do it. Often a lossless remux that takes seconds. Tested on macOS 27.


Guide
Convert camera RAW files (ARW, CR2, CR3, NEF, RAF, ORF, RW2, PEF) to JPG on your Mac. Batch-convert a whole shoot with correct colors, no subscription, no upload.


Guide
Compress video on your Mac to email or upload it: Picmal, HandBrake, iMovie, QuickTime, and FFmpeg. Shrink MP4, MOV, and MKV by 50-80% without visible quality loss.


Newsletter
June's Picmal releases: a new sidebar with Images to PDF and Combine PDFs, copyright stamping, a Custom metadata mode, faster video, and 17 new formats.


Newsletter
May's Picmal releases: schedule a batch for later, save your own compression presets, per-file priority, output subfolders, embedded album art, and ALAC output.


Newsletter
April's Picmal releases: burn-in subtitles and playback speed for video, watermark presets, EXIF-based filename patterns, audio resampling, and a redesigned Settings.


Guide
Comparing Permute 3 and Picmal for image, video, and audio conversion on Mac. Features, pricing, format support, and which one fits your workflow.


Guide
Convert JPEG, PNG, and other images to WebP on your Mac. Reduce file sizes by 25-50% for faster websites without visible quality loss.


Guide
Compress JPEG images on Mac to reduce file size for email, web, or storage. Covers Preview, Terminal, and batch compression with quality comparisons.


Guide
Convert HEIC photos to PNG on your Mac when you need lossless quality or transparency. Covers Preview, Terminal, and batch conversion.


Guide
How to compress images for your website on a Mac, locally and in batch, without uploading to third-party tools. Covers WebP, AVIF, and the settings that actually matter.


Guide
Every way to convert images offline on your Mac, with no uploads and no third-party servers. Covers Preview, Quick Actions, Automator, and the command line.


Guide
Five free ways to shrink a Photos library on a Mac: the built-in Duplicates album, iCloud storage settings, compressing screenshots, and archiving RAW. What I actually did to go from 74GB to 28GB.


Guide
Resize one image on your Mac in about ten seconds with Preview, or resize a whole folder at once with Automator, sips, or a batch resizer. Step by step for each, no upload needed.


Guide
Three offline ways to convert AVIF to JPG on your Mac. AVIF is the new web format most apps still can't open. Turn it into a JPG that works anywhere.


Guide
Convert WebP images to PNG on your Mac using Preview, Terminal, online tools, or a batch converter. Keep transparency and sharp edges intact.


Guide
Four free ways to convert SVG to PNG on a Mac, no upload required: Preview, the built-in qlmanage Terminal command, your browser, and rsvg-convert. Plus how to batch hundreds at a set size.


Guide
Five practical ways to reduce image file sizes on your Mac: resize, compress, convert to a modern format, or strip metadata. With actual before and after numbers.


Guide
Convert TIFF files to JPG on your Mac using Preview, Terminal, or a batch converter. Step-by-step instructions for single files and entire folders.


Guide
Convert WEBP to JPG on Mac with Finder Quick Actions, Preview, or Terminal. Free built-in methods plus batch conversion for whole folders.


Guide
Compare the 8 best media converter apps for Mac in 2026. I review Picmal, HandBrake, Permute, ffWorks, XnConvert, Kompressor, Compresto, and How To Convert on price, formats and batch handling.


Guide
A practical comparison of license management tools for indie Mac developers: Stripe, Creem, Polar, LicenseSeat, Amore, and Keygen. Includes the key distinction between purchase-linked and standalone licenses.


Guide
ImageOptim skips WebP, AVIF and HEIC, can't convert or resize, and has barely changed since 2016. Seven alternatives for Apple silicon, compared on price.


Guide
Learn how to activate Picmal's Services to add Convert and Compress options directly to your right-click context menu on Mac.


Guide
How to convert (or change) a HEIC to JPG on your Mac or MacBook in seconds, free, using Quick Actions or Preview. Six methods compared, how to keep your EXIF data, and what to do with a whole folder.


Guide
Compare top batch image converter software for Mac. Review Picmal, BatchPhoto, XnConvert, Adapter and Kompressor to find the right tool for quickly and easily converting images privately.


Guide
A practical guide to publishing your macOS app outside the App Store: notarization, code signing, Sparkle auto-updates, licensing, and distribution lessons from building Picmal.


Guide
Tired of digital chaos? Learn how to organize digital photos with this practical guide on building a system that lasts, from folders to secure backups.


Guide
Learn what is image file format, including types like JPEG & PNG, and how to choose the right one for your needs. Discover key details in this guide.


Guide
JPEG, PNG, WebP, AVIF, SVG and more. Which image format to use for the web, when, and why, with clear picks for speed, quality, and file size.


Guide
How to batch convert HEIC to JPG on your Mac, hundreds of files at once, offline and with no size limits. Covers Quick Actions, Preview, Automator, the sips command line, and when a batch converter is worth paying for.
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