WidsMob Viewer Pro is a high-performance image viewing and management software designed specifically for macOS. It goes beyond the native Preview app, offering powerful image browsing, basic editing, metadata management, and batch processing capabilities while remaining lightweight and fast. Its core advantages lie in excellent support for RAW format files, a smooth browsing experience, and an intuitive user interface, making it an efficient assistant for photographers and image professionals.
I. Detailed Explanation of the Core Interface and Workspace
After launching the software, you will see a clean main interface with clearly divided functional areas, mainly divided into the following sections:
- Top Menu Bar and Toolbar: Contains all core operation commands, such as File, Edit, View, Tools, etc. The toolbar provides quick access buttons, such as thumbnail toggle, rotate, slideshow, etc.
- Left Sidebar (Navigation Panel):
- Folder List: Displays computer directories in a tree structure for quick navigation to target folders.
- Favorites: Frequently used folders can be added here for one-click access.
- Filter: Quickly filter images in the current folder based on conditions such as rating, tags, and file type.
- Central viewing area: The core area of the software, used to display the currently selected single image. Supports zooming and dragging to view details.
- Bottom thumbnail bar: Displays thumbnails of all images in the current folder in a horizontally scrollable bar format. Click to view them in the central viewing area, making it a key area for quickly browsing and selecting images.
- Right-side information panel: Can be switched to display different information.
- Metadata (EXIF/IPTC): Displays shooting parameters such as camera model, aperture, shutter speed, ISO, etc.
- Histogram: Displays the color and brightness distribution of the image.
- Edit panel: When entering edit mode, adjustment parameters appear here, such as rotation, cropping, exposure adjustment, contrast, saturation, etc.
II. Complete Workflow: From Opening to Exporting
1. Create/Open a Project and Import Images
WidsMob Viewer Pro manages images based on folders rather than traditional “project files.”
Steps:
- Launch the software: Find and click the software icon in the Applications folder or Launchpad.
- Open an image folder:
- Method 1 (Drag and drop): Directly drag a folder containing images from Finder into the main software window.
- Method 2 (Menu Bar): Click the menu bar “File” -> “Open Folder…”, or use the shortcut Cmd + O, then select the target folder.
- Method 3 (Sidebar): In the left navigation panel, expand directories level by level just like using Finder, find and click the target folder.
- Once successfully opened, all supported image files in that folder will be displayed in the bottom thumbnail bar, and the first image will be shown in the main viewing area.
2. Browsing and Culling Images
Steps:
- Switching images:
- Use the mouse or trackpad to directly click on the thumbnails at the bottom.
- Use the keyboard left and right arrow keys (← →) to switch back and forth.
- After pressing the spacebar to enter full-screen mode, you can also use the arrow keys to switch.
- Zooming in to check details:
- Use a two-finger pinch on the trackpad.
- Use the shortcuts Cmd + + (zoom in) and Cmd + – (zoom out).
- After zooming in, hold the spacebar and drag the mouse, or use a two-finger drag on the trackpad to pan the view.
- Culling images: In the “Culling” section of the left sidebar, you can filter by “Rated” or “Flagged” to quickly find images you’ve marked.
3. Basic Management and Tagging
Steps:
- Rotate Image: Click the “Rotate Counterclockwise” or “Rotate Clockwise” button in the toolbar, or use the shortcuts Cmd + L (counterclockwise) / Cmd + R (clockwise).
- Rating and Tagging: This is key to selecting the best photos.
- Rating: After selecting an image, press the number keys 1 to 5 to assign a rating from 1 star to 5 stars.
- Tagging (Flags): Press P to flag as “Pick,” press X to flag as “Reject.” Flagged images will show a corresponding color indicator in the corner of their thumbnails.
- Rating and tag information is written into the file metadata and may also be visible in other software that supports the standard.
- Delete Image: After selecting an image, press the Delete key, and the software will ask whether to “Move to Trash” or “Delete Permanently.”
4. Basic Editing and Adjustments
Steps:
- Enter Edit Mode: After selecting an image, click the “Edit” button in the toolbar, or press the shortcut Cmd + E. The right panel will switch to editing tools.
- Common Editing Features:
- Crop: Click the crop icon, drag a selection box in the main viewing area to adjust the crop box size and aspect ratio, then click “Apply” to confirm.
- Adjust parameters: Under the “Adjust” tab, use the sliders to make non-destructive adjustments to “Exposure,” “Contrast,” “Saturation,” “Color Temperature,” “Highlights/Shadows,” and more.
- Apply filters: Under the “Effects” tab, you can choose from a variety of color filters built into the software.
- Save edits:
- Overwrite original file: Click the “Save” button at the bottom of the editing panel. For RAW files, edits are usually saved as a sidecar file with the same name.
- Save as new file: Click the “Save As…” button, or use the menu bar “File” -> “Export”.
5. Batch Processing and Export
Steps:
- Select multiple images: In the thumbnail strip, hold the Cmd key and click to select non-contiguous images, or hold the Shift key and click to select a continuous range of images.
- Batch operations:
- Rotate: After selecting multiple images, use the rotate shortcut and all selected images will rotate together.
- Rename: Click the menu bar “Tools” -> “Batch Rename”. In the pop-up window, set a naming rule (e.g., “TravelDiary_001”), then apply it.
- Select the output format (e.g., JPEG, PNG, TIFF).
- Set the image quality (JPEG quality percentage).
- Adjust the image dimensions (by percentage or specify width and height in pixels).
- Choose the output folder, then click “Export”.
III. Advanced Tips for Common Features
Tip 1: Lightning-Fast Browsing and Culling Workflow
After importing a folder, enter full-screen mode (press F) and use the arrow keys to browse quickly. Press 1-5 stars to rate photos you’re satisfied with, and press X to flag and reject obvious rejects. Once you’ve finished browsing, use the filter on the left side to show only images rated “3 stars and above” to quickly complete your initial culling.
Tip 2: Side-by-Side Comparison
Select two similar photos in the thumbnail strip (e.g., different exposures of the same scene) and click the menu bar “View” -> “Compare Mode”. The main viewer will display both images side by side for detailed comparison, helping you pick the best one.
Tip 3: Precise Adjustments with the Histogram
When adjusting exposure, highlights, and shadows in edit mode, be sure to open the histogram panel on the right. Make sure the tonal curve does not pile up heavily at the far left (crushed blacks) or far right (overexposure), so you can achieve an image rich in detail.
Tip 4: Slideshow Preview
After selecting a group of photos, press F5 to start the slideshow. You can set the dwell time and transition effects for each slide. This is not only a presentation tool, but also an effective way to check the visual rhythm and continuity of a set of photos.
IV. Common Problems and Solutions
Problem 1: Unable to open or display certain RAW files.
Solution: Make sure your WidsMob Viewer Pro has been updated to the latest version to get the latest camera profile files. Some very new camera models may require waiting for software update support. You can try checking the list of supported camera models on the software’s official website.
Problem 2: After editing and saving, the file size becomes unusually large.
Solution: This usually happens when exporting images as TIFF or high-quality PNG format. In the export dialog, if you do not need a lossless format, please choose JPEG and adjust the quality slider appropriately. For non-professional printing purposes, a 90% quality JPEG is visually almost lossless and much smaller in size.
Issue 3: The software runs slowly and lags when browsing a large number of images.
Solution: First, try lowering the thumbnail generation quality or size in the software’s “Preferences.” Next, make sure your Mac has enough available memory. You can try closing other large applications. Finally, consider opening large image libraries by spreading them across different subfolders rather than opening a root folder containing tens of thousands of images all at once.
Issue 4: Ratings and tag information are not visible in other software.
Solution: WidsMob Viewer Pro writes metadata using standard XMP or IPTC formats. Please make sure that “Write metadata to XMP” or a similar option is enabled in the software settings. Note that some software may only read metadata created by itself, which can cause compatibility issues. Compatibility with JPEG, TIFF, and DNG formats is usually the best.
V. Keyboard Shortcuts Summary Table
| Function Category | Function Description | Mac Shortcut |
|---|---|---|
| File Operations | Open Folder | Cmd + O |
| Export Selected Files | Cmd + Shift + E | |
| Close Window | Cmd + W | |
| View & Browsing | Enter/Exit Full Screen | F or Cmd + Ctrl + F |
| Previous Image | ← (Left Arrow Key) | |
| Next Image | → (Right Arrow Key) | |
| Zoom In | Cmd + + | |
| Zoom Out | Cmd + – | |
| Actual Size (100%) | Cmd + 0 | |
| Fit to Window | Cmd + 1 | |
| Toggle Thumbnail Bar Display | T | |
| Image Management | Rotate Counterclockwise | Cmd + L |
| Rotate Clockwise |







