2020-01-09 21:47:02 / Posted by Peter William to Utility Follow @ Peter
This article talks about how to find similar photos on Mac using the best similar photo cleaners. Similar photos and images are usually useless. They can take up a lot of storage space on your Mac. It’s a good idea to find similar photos and get them removed. For example, if you have multiple versions of the same photo with different resolutions, or if you have the habit of taking photos in burst mode, you may want to keep the best ones and delete the rest. Here you can find the best ways to remove similar photos on Mac.
You can easily find and delete similar photos and images all at once on Mac using Cisdem Duplicate Finder, the best duplicate file finder for Mac.
Download and install Cisdem Duplicate Finder. Launch it. Click the add icon 
to add one or multiple folders or drives to find similar photos on Mac. Click Scan.
Once it finishes scanning, go to Images > Similar. You can sort detected similar images, view their attributes and search files by keyword.
You can switch between the three preview modes: Grid View, List View and Detail View. Zoom in or out to get better view.
This similar image detector for Mac will automatically keep the highest quality version of each group of similar photos and select the rest for deletion. There are totally eight selection rules that you can apply. You can also select or deselect manually.
Click Delete to move all selected photos to Trash.
It’s that easy to find similar photos on Mac. Now, let’s take a closer look.
Using MD5 value checksum algorithm, Cisdem Duplicate Finder can compare files byte by byte and measure the similarity between images. It will identify similar photos based on the default (70%) or custom Image Similarity level.
You can adjust the level before clicking the Scan button. To do so, click the settings icon 
in the top right corner and go to General > Image Similarity.
This similar image finder for Mac can find the following types of similar photos.
It can find the compressed, resized, scaled, rotated, recolored, watermarked or other edited versions of the same picture. You can also use it to find similar pictures of the same scene taken from slightly different distances or angles, among other kinds of similar pictures.
To find similar photos in Mac Photos app, please add Photos Library to scan.
In settings, you can also choose the scan method and removal method, specify file size range, exclude specific files, folders and file types from scan, etc.
Free download the best duplicate photo finder for Mac and use it to clean up photos with super ease.
What is the best method to find and delete duplicate or similar image files from Mac? I have a lot of similar image files on my Mac, in different sub-folders and with different file names. Is there some duplicate or similar image finder which can find similar images on hard drive? I am willing to buy one if the tool can do that for me. ― From a Mac user who is looking for a similar image finder
As the name suggests, this app is designed especially for the purpose of finding similar images. Similar Image Detector can find similar images on Mac’s internal storage as well as external storage devices. It also supports Apple Photos and iPhoto. There are two scan modes: Group similar pictures and Search for pictures similar to the chosen one. The former will look for all similar photos in folder.
Step 1. Download and install Similar Image Detector. Open the app and choose a scan mode based on your need. Here we will choose the Group similar pictures mode.
Step 2. Click the folder icon to add a folder. Note that you are not allowed to add multiple folders. Click Start.
Step 3. After the scan is completed, you can customize settings and the Matching Levels. Choose one of the two view modes (View in Groups and One to One) and preview similar photos.
Step 4. Select the unwanted similar images and click Trash in the lower right corner of the interface to move them to Trash.
Compatible with 25 image formats, this similar photo cleaner can find similar photos and duplicate photos on Mac. It uses the following algorithms to look for similar images on Mac.
You can set it to only find duplicate photos by going to Advanced Settings > Comparing Algorithm > Duplicate Only.
In the View in Groups mode, you can select the unwanted version(s) of each group of similar photos and move it or them to Trash or a certain folder. The One to One mode is more useful for image comparing. It provides file attributes and shows the matching level between the selected pair of images. However, to select and remove photos, you need to switch back to View in Groups. This app excels at searching for similar images on Mac. Hopefully the future versions will bring improved user experience.
PhotoSweeper is an easy-to-use, fast and powerful duplicate photo cleaner for Mac. This app supplies six different options for you to compare your photos and find similar images, depending on how closely you want to look at them. You can compare by Bitmap, Histogram, Time Interval, Time and Bitmap (which is the default search setting) or Time and Histogram. Follow below guidance to find similar images on Mac.
Step 1. Launch PhotoSweeper on your Mac, add images to the app or drag and drop a folder to the app to find images inside. You can also add images from iPhoto, Aperture or Lightroom.
Step 2. Select a compare method and compare photos. If you just want to find duplicate images only, select Duplicates Only method. To find similar photos on Mac, the Time + Bitmap method is recommended.
Step 3. Review results and mark photos for removal by pressing the Auto Mark at the toolbar or manually by selecting each photo and pressing Enter for a photo you don't like. As result, photos are marked.
Step 4. Move marked photos to Trash. Click the Show Marked at the toolbar to get into Marked mode. Marked mode displays marked photos only. Select all photos and click the Move to Trash button.
The three tools to find similar images on Mac have their features and advantages. The comparison can help you choose the similar image finder that suits you best.
| Cisdem Duplicate Finder | Similar Image Detector | PhotoSweeper | |
|---|---|---|---|
| OS | Mac OS X 10.10 or later | Mac OS X 10.7 or later | Mac OS X 10.10 or later |
| Find similar photos | Yes | Yes | Yes |
| Find duplicate photos | Yes | Yes | Yes |
| Supported file types | Images, audios, videos, documents, spreadsheets, archives and more | Images | Images |
| Pros |
Good at finding similar photos and duplicate files on Mac Multiple options for scanning, preview and removal Very useful selection options such as Select Lowest Resolution Auto-Select & One-Click Deletion |
Good at finding similar images Multiple scanning and removal options Easy to preview and compare with One to One view mode Low in price |
Good at detecting similar photos Multiple scanning methods 3 easy-to-use preview modes Useful Auto-Select feature |
| Cons | Not compatible with versions earlier than OS X 10.10 | Can't scan multiple folders | Not intuitive enough for new users |
You can also search for similar images on Mac by hand. However, if you have a very large photo collection, it can be a waste of time and energy.
Step 1. Control-click Finder. Click New Smart Folder.
Step 2. Select the folder from which you want to find similar photos. Use Command-F, and a filter feature will appear.
Step 3. Click the Any dropdown list and select Image. From the All dropdown list, you can filter by image format.
Step 4. Now you can view and compare photos and decide which ones to delete. Control-click an unwanted image and click Move to Trash.
Some Mac users are also Windows users. If you are one of them, here’s a bonus tip for you.
Coming with a simple and neat interface, VisiPics is able to find similar photos as well as the duplicate ones. It supports 8 image formats including JPEG, GIF, PNG, BMP, etc. Users are able to adjust the similarity level and preview duplicates and similar images easily. In addition to providing an auto-select mode, this similar image finder also allows users to manually select the image files to delete.
Step 1. Install the app. Add the folder(s) that you need to scan.
Step 2. There are five image comparison filters provided including Strict, Basic, Loose and so on. The slider determines how strictly the program check for similarities between the images.
Step 3. Preview the results and decide how to deal with them. You can manually pick the files you don’t want and delete them for good.
To find similar photos on computer, you can use Duplicate Images Finder. It can scans and finds image similarities by checking out the digital fingerprint of each image file. After the program finds the similar images on your hard drive, it will list the images in the results window so that you can preview and select which ones to remove.
Step 1. Download and install the software. Select the folder that you want to scan. There is also an Include Subfolders option.
Step 2. After you add the folder to scan, the software will start searching for images that share similarities.
Step 3. In the results window, the similar images group found will be listed for preview, with information including file name, size and level of similarity. Go through the files and deal with them in your preferred way.
In most cases, you don’t need multiple really similar photos or various versions of the same photo. Similar photos can take up a large amount of storage space often without you even noticing it. By using software to find similar photos on Mac, you can easily free up space and better organize your photo collection. If there are also other types of duplicate files on your macOS device such as iMac or MacBook Pro, software like Cisdem Duplicate Finder can effectively find and delete them all at once. This way, you can make room for new files.
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2 Comments Leave a Reply
Many similar photos scattered on MY Mac, and they took up much hard drive space. When I felt depressed, my friend recommended me Similar Image Detector, and now all similar photos are gone.
Finding and deleting similar images manually is really very annoying and tedious, thanks for sharing such powerful similar image finders