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2026-05-08Dev LogAnnouncementAI CullingPrivacy First

How Many "Trash" Photos are Hiding in Your Drive? Lumi Sift Launching This Month

Took 1,200 photos last weekend but no patience to organize them? Lumi Sift is launching this month! This AI-powered local photo management tool helps you group similar shots and root out blurry or poorly exposed "trash" photos, making photo curation as easy as a coffee break.

How Many "Trash" Photos are Hiding in Your Drive? Lumi Sift Launching This Month

How Many “Trash” Photos are Hiding in Your Drive?

You just finished a shoot last weekend, and once imported, your computer shows 1,200 photos.

Thirty shots of the same scene, almost identical angles. A dozen bursts of a single portrait—three with eyes closed, four out of focus, five that are just off. In the end, you might only keep two or three.

The rest sit in your storage, quietly taking up space. You know you should organize them, but looking at that number, you just give up.


Nobody Has the Patience to Review One by One

You’re not lazy. It’s just a task humans shouldn’t have to do.

Opening, comparing, deleting, and repeating… After staring at the same scene for too long, your eyes lose focus. You can’t even tell if shot #14 or #17 is sharper. Deleting feels like you might regret it; keeping them feels like a burden.

Similar photos stacked together are a black hole of efficiency.


Lumi Sift is Here to Solve This

We built a tool to help you handle photo issues in two categories: Finding Similarities and Checking Quality.

The usage is simple: select a folder, choose a mode, and scan. It automatically categorizes problematic photos. You review them group by group, check which ones to keep, and move the rest to the trash with one click.

First: Find Similar Photos

Dozens of bursts from the same scene—which ones are actually different?

Lumi Sift offers two scanning modes:

  • Quick Mode: Results in seconds. Duplicates and redundant backups are exposed immediately.
  • Deep Mode: It doesn’t just look at pixels; it understands the content. Different angles of the same place, consecutive expressions of the same person, or the same landscape in different lighting—it groups them all together so you can pick the best one.

Second: Root Out Low-Quality “Trash”

After finding similarities, there’s another type of trash that’s harder to handle: photos that you only realize are blurry once zoomed in, or those with terrible exposure.

Lumi Sift now includes a Quality Scan Mode specifically for this:

  • Blur Detection: Automatically finds photos with missed focus, camera shake, or motion blur, and flags them for your decision.
  • Exposure Issues: Overexposed “whites” or underexposed “blacks”—see them at a glance without having to zoom in on every single file.

🔒 100% Local, Total Privacy

This isn’t a cloud service. No account required. No internet needed.

All analysis is performed entirely on your own computer. Where your photos are is where the computation happens. Your results stay with you. Many see this as a selling point; we believe it’s simply how things should be done.


🚀 Launching This Month, Stay Tuned

Lumi Sift is currently in the final polishing stage and is planned to officially launch on macOS and Windows this month.

We will offer a free trial, and the “one-time purchase” price will be about the cost of a good meal. If you have a pile of photos waiting to be organized, stay tuned. We’ll make sure organizing photos is no longer a chore.