Best Thumbnail Viewer and Grabber for Windows and Mac

Generally speaking, there are two types of thumbnail demands. Some people want to extract thumbnail images from YouTube and other videos. While others want to view thousands of images in thumbnail mode. Fortunately, you can get detailed solutions for both two questions.

Now, let's get online YouTube thumbnail viewers first.

1. Boingbong.net – YouTube Thumbnail Grabber and Viewer

Boingboing.net is an extremely easy YouTube thumbnail viewer. There is no need to download or install any third party thumbnail viewer program. Just copy and paste YouTube URL into the certain blank, and then press the "Enter" key on your keyboard to access all YouTube thumbnails.

Pros:

• One click to extract and grab thumbnail images from a YouTube video link in seconds.
• Simple and easy-to-use interface.

Cons:

• Ads inserted.
• No thumbnail image download feature.

2. Thumbnailsave.com – YouTube Thumbnail Viewer and Downloader

Thumbnailsave.com can convert YouTube thumbnail URL into real pictures for free online. What’s more, you can get YouTube thumbnail image download to most digital devices directly.

Pros:

• Support to view thumbnail images from YouTube in HD, HQ, 1080p and 4K.
• Download any YouTube thumbnail to your computer, iPhone, Android, PSP, etc.

Cons:

• Many ads inserted in its main interface.

Then how about thumbnail viewer software on Windows and Mac?

For Mac users, you can lucky to get WidsMob Viewer, which is an all-in-one photo viewer and editor. It provides different viewing modes, including thumbnail mode. Thus, you can access thousands of pictures stored in your Mac by opening one item only.

Furthermore, this smart thumbnail viewer for Mac also allows users to batch resize, convert or export to any folder within few clicks. Well, just read to figure out more detailed information about WidsMob Viewer.

• Add one image or folder to WidsMob Viewer to preview all images smoothly with your mouse or arrows.
• Support RAW files from SD card or external drive, as well as JPG, JPEG, TIFF, PNG, BMP and other image formats.
• View photos in thumbnail mode, library mode, slideshow mode, favorite mode or EXIF mode effortlessly.
• Apply multiple editing features to crop, flip, rotate, delete and do other customizations.

Step 1: Launch the thumbnail viewer software on Mac

Step 2: Create or remove folder for further photo viewing

Case 1: Find and click the "+" icon on the top left corner of WidsMob Viewer. A new window pops up. If you want to add a new picture folder, you can browse and choose the one you need, then click "Open" to continue the process.

Case 2: You may find that you cannot import pictures through the "+" icon directly. So does it mean you have no choice but view existing folders only? Well, the answer is "No". Just set a new folder and collect your target pictures into it. then you can choose "+" icon to import that folder successfully.

Case 3: To remove unwanted folder from the left panel, you can highlight that folder with your mouse first. Then click the "-" icon on the top to delete a folder directly.

Step 3: View photos in thumbnail mode

Find and move the file size slider at the bottom. Well, you can adjust the total image size smoothly here. When you want to view the details of one picture, you can enlarge it by double-clicking. If you want to go back to thumbnail mode, you can click the picture icon on the lower right corner of the window quickly.

Thus, you can view thumbnail images on Mac with arrows effortlessly. It is not a hard job to find one image from thousands of items any more.

Finding best image viewer for Mac and Windows