Image chores share one property: none of them are the actual work.
The image is too heavy for the doc, so you shrink it. The screenshot has a customer’s email in it, so you cover that. The product photo needs its background gone. You need an arrow to say “this part.” The format is wrong.
Each takes a few minutes. But each one sends you to a different tool. Compression is that one website. Blurring is Preview. Background removal is another site. Arrows end up drawn in a slide deck because that was easier.
And there’s a quieter problem: you’re uploading those images to a web service. Internal screenshots. Customer photos. Part of a contract. Unreleased UI. You dragged them in without much thought, and now they’re on someone’s server.
MacSide AI keeps all of it on your Mac.
One flow instead of five tools
The video shows the design idea clearly.
An image is sitting in the clipboard panel: a PNG named general, with its file size and dimensions (1408×768) listed, plus a convert button and a detected text button right there.
So the moment an image lands in the panel, the options to change its format, read its text, or edit it are already attached. There’s no find-the-file, right-click, open-with detour.
Opening the editor gives you a toolbar: select, crop, shapes, line, arrow, pen, text, mosaic, fullscreen, and background handling.
In the video a freehand red circle marks the area of interest, then the mosaic tool blurs a region — with a granularity slider (set to 18) — and Save is top right.
Making it smaller, in one step
Heavy images cause more damage than people credit.
Slack takes forever to load them. Email rejects the attachment. A deck with a dozen of them stops opening. On a website they slow the page and drag on your search ranking. Posted in a GitHub issue, they make the page heavy for everyone else.
So you compress. And the standard procedure is: open a compression site, drag the image in, wait, download the result, delete the original.
MacSide AI compresses and resizes without visible quality loss — and not only images. Video, PDF, and GIF go through the same path.
The thing that actually saves time is that the image is already in the panel. With a web tool you first have to save the image as a file, drag that into a browser, then fish the result out of your Downloads folder. To compress a screenshot you just took, you make three round trips through the filesystem.
Hiding things comes up more often than you’d think
Mosaic and blur look like a niche feature and turn out to be a daily one.
- Covering customer names and emails in an admin screenshot
- Removing other projects’ titles from a bug report capture
- Masking a price column in a screen-share deck
- Cutting account handles out of an image you’re posting publicly
- Hiding bank details on a scanned invoice
Doing this in Preview is more awkward than it sounds. You can place a black rectangle, but you have to pick the shape tool, set the fill to black, and size it — and a black rectangle always looks a little brutal.
A mosaic communicates “this is deliberately withheld” while keeping the image presentable. The granularity slider covers everything from lightly obscured to completely destroyed.
Background removal without the upload
Cutting out a background is routine too: product shots for a landing page, a person isolated for a deck, a logo over a new background, an icon.
Historically there were two options — do it by hand in Photoshop, or upload the image to a background-removal site. The first is slow; the second sends your image somewhere else.
MacSide AI’s background removal detects the subject and clears the background in one click, and the processing happens on your Mac. The image doesn’t get uploaded anywhere.
If you work with product photography, images of people, or unreleased screens, that difference is significant. You stop living in the “this tool is handy but I’d rather not upload this particular file” compromise.
Annotation is about being understood
Arrow, rectangle, text, freehand pen. Those four carry nearly everything you’d want to say with an image.
The video uses a hand-drawn red circle — and often a scrawled circle communicates “look here” better than a precise shape does. In a bug report or a revision request, instantly locating the subject matters more than neatness.
Where it pays off:
- Bug reports — circle the broken area and hand it to a developer
- Design feedback — arrow plus text for what to change and how
- Instructions — box the button to press
- Review — write the comment onto the thing you’re commenting on
Writing “the second icon from the top on the right side of the header is the wrong color” is slower than drawing one circle. That holds nearly always.
Not uploading is itself the feature
Every task above has a free web equivalent. Compression, background removal, blurring — one search away.
The question is what you’re putting into them.
Screenshots of internal systems. Screens containing customer correspondence. Unreleased product UI. Contracts. Medical results. Photos of your kids.
If your organization restricts you to approved tools, web image editors are off the table entirely. And even without a policy, deciding case by case whether a given image is safe to upload is its own tax.
Processing locally removes the decision.
Where it earns its keep
- Shrinking images for a blog or landing page so pages stay fast
- Masking unrelated information out of a bug report before sending it
- Removing product photo backgrounds for a deck or page
- Returning design feedback written directly onto the screenshot
- Compressing an image before dropping it into Slack
- Boxing the target button in a how-to screenshot
- Hiding a competitor’s name in a screen you’re showing a customer
Frequently asked questions
Does compression hurt quality?
It reduces file size while preserving visible quality. Pair it with a resize when you need to go smaller still.
Can it compress things other than images?
Video, PDF, and GIF go through the same compression.
Can I control how strong the blur is?
Yes — a slider sets the granularity, from lightly obscured to fully destroyed.
Does background removal work on any image?
It detects the subject automatically and clears the rest. Clear-edged subjects like people and products work best; fine hair detail and transparent materials are harder. Results vary by image, so check the output when it matters.
Do my images get uploaded anywhere?
Processing happens on your Mac. Unlike web-based editors, nothing needs to leave the machine.
Chores only get better in aggregate
Compression, blurring, background removal — individually, each is a few minutes. That’s exactly why they go unimproved for years: none of them feels worth fixing.
But three of them a day, five days a week, is close to five hours a month. And those five hours added nothing to the output. They exist only because a file was too big or showed too much.
MacSide AI collects these into one place. The image is already in the clipboard panel, and compression, editing, conversion, and text extraction all hang off it. No app to find, nothing uploaded, no digging through Downloads.
It isn’t an impressive feature. But reduce the total volume of chores and the end of the day feels measurably different.