ImgLook Tutorial: Convert HEIC to JPG/PNG & Master Image Management

ImgLook

ImgLook is an easy to use tool, to organize your images, to convert image formats and shrink photos to smaller size.

ImgLook Tutorial: Convert HEIC to JPG/PNG & Master Image Management

Why Choose ImgLook?

In today's digital world, we're surrounded by image viewing and editing tools. Your operating system comes with built-in apps, and there are countless free and paid alternatives online. So why should you choose ImgLook?

Privacy and Security First: Unlike many cloud-based tools that upload your personal photos to remote servers, ImgLook processes all your images locally on your computer. Your family photos, personal documents, and sensitive images never leave your device. This is crucial for anyone concerned about data privacy or working with confidential images.

Professional Precision: While built-in apps offer basic functionality, ImgLook provides professional-grade tools for precise printing, batch processing, and advanced editing—all in one package.

Efficiency at Scale: Need to resize 100 vacation photos? Convert an entire folder of images to a different format? Add watermarks to dozens of product images? ImgLook handles these tasks efficiently with intuitive batch processing.

Cross-Platform Consistency: Whether you use macOS or Windows, ImgLook provides the same powerful interface and feature set, so you don't need to learn different tools on different devices.

Getting Started with ImgLook

First Launch Experience

When you first run ImgLook, you'll see a welcome screen with several options:

  • Take UI Tour: Recommended for new users to familiarize yourself with the interface

  • Skip and Start: Jump right into using the app

  • Don't show this welcome screen again: Toggle this if you don't want to see the welcome screen on future launches

  • Check for updates: Enable automatic update checking

    Welcome Screen ImgLook Welcome Screen

Adding Your First Folders

By default, ImgLook scans your "Pictures" folder. To add more folders:

  1. In the Navigation Panel (left sidebar), locate the Gallery section (see Main Window)
  2. Click the "Add Folder" button (plus icon)
  3. Select the folder containing your images
  4. ImgLook will scan the folder and display all images in the Mainview Panel

Tip: You can add multiple folders for comprehensive image management.

View Images

Eidt Image

Convert formats in batch

Resize images together

Add watermarks / frames to all selected images

Precise Printing images

Creating Collages

System Integration

ImgLook integrates with your operating system for seamless workflow (see System Integration):

macOS: Adds "View by ImgLook," "Edit by ImgLook," and "Print by ImgLook" to Finder context menus for supported image files.

Windows: Adds the same options to Windows Explorer context menus.

Enable/disable these integrations in Settings → System Integration.

Window and Dialog References

Main Window

The primary interface with Navigation Panel (left sidebar), Mainview Panel (center area), and Main Menu (top right). Contains Gallery, Favorites, Local Computer, Tags, By Dates, and Search sections.

Main Window ImgLook Main Window

Understanding the Interface

ImgLook's main window interface consists of three main areas:

  1. Navigation Panel (Left Sidebar): Your control center for accessing different views

    Imglook Photo browser sidebar Main Window Sidebar

    • Gallery

      The Gallery lists all photos in folders manually added. There are two options to add gallery folder.

      • By clicking add-folder icon.
      • Drag folders over the main window and drop

      The photos under user's Pictures folder will not appear in the Gallery.

    • Favorites

      Listing photos marked as "Favorites" by "Add to Favorites" from the context menu.

    • Local Computer

      ImgLook loads "Pictures" folder initially, and all folders added for gallery are listed here.

    • Tags

      Tagging photos with different tags, make it easy to category images.

    • By Dates

      List photos by Year, Month, and Day. The highlighted "Days" have photos, the greyed ones don't.

      ImgLook Sort Photos By Dates ImgLook List Photos By Dates

    • Search

      Filter and search photos by:

      • Date Range.

        Filter photos between the selected start date and end date.

      • Dimensions

        Find images machting to given width and height exactly. Or in range of given dimensions

      • Extension

        Find all photos with given file extension, for example: .jpg etc.

      • Geo Location

        Filter photos within the selected Geo Boundaries on map.

  2. Mainview Panel (Center Area): Where your images are displayed

    ImgLook Main View ImgLook Main View

    • Topbar: Status and Tools

      • Title: Current selected in left side navigate bar
      • Selection: Current selected images
      • Convert Image Format in Batch
      • Resize Images in Batch
      • Photo frame and Watermark
      • Shrink and Optimize Images: Generate smaller size of png or jpeg files with balanced quality.
      • Collage Maker: Create photo collage with many different layouts.
      • Sorting: Sort photos by name, modificate date, or creation date, Descending or Ascending.
      • Adjust Size: Change size of thumbnails.
    • Thumbnail View

      • View: Launch Viewer to view images

      • Edit: Launch Editor to edit image

      • Save as: Save the image to different file

      • Resize: Quick change the size of the image

      • Transform:

        • Rotate Left: Rotate the image 90° Counter Clockwise
        • Rotate Right: Rotate the image 90° Clockwise
        • Horizontal Flip: Flip the image horizontally, mirror effect
        • Vertical Flip: Flip the image vertically.
      • Correct Orientation: Fix the wrong exif orientation.

      • Print: Launch Print window to print the image.

      • Copy Image: Copy the image data to clipboard

      • Copy Path: Copy the file path of the image file.

      • Create a Copy: Clone the file in current folder

      • Copy To: Copy the file or files to another folder

      • Move To: Move the file or files to another folder

      • Rename: Change the file name.

      • Reveal in Finder: Open Finder and locate the image file.

      • Reveal in Windows Explorer: Open Windows Explorer and locate the image file

      • Add to Favorites: Mark the selected images as favorites

      • Tags: Manage tags associate with the image file.

      • Delete: Move the file to Trash / Recycle Bin by default, change options in preferences to delete the file permanently.

  3. Main Menu (Top Right): Application settings and Quick Search

Image Viewer Window

Full-screen image display with navigation controls, zoom tools, and image information sidebar.

Image Viewer Window ImgLook Image Viewer

Bottom Toolbar

  • Show / Hide Thumbnail Strip
  • Favorites Flag: Indicate if the image is marked as favorites, click to toggle favorite flag.
  • Show / Hide Information Sidebar
  • Image Dimensions: Show width and height of the image
  • File Size: Show file size on disk
  • Play Slide show: Preview photos as slide show
  • Zoom Scale: Show current zoom level, click to reset
  • File Name
  • Toggle Fullscreen Preview

Keyboard and Context Menu

  • Press key 1 to show the image in actual size
  • Press key 0 to zoom the image to fit current view port.
  • Press key F to toggle full screen
  • Press key Esc to quit full screen
  • Press key to previous image
  • Press key to next image
  • Press key to first image
  • Press key to last image
  • Right click to show context menu

Image Editor Window

Comprehensive editing workspace with drawing tools, adjustment tools, effects, and tool-specific property panels.

Image Editor Window ImgLook Image Editor

Toolbar

  • New: Create blank image, or from image data in clipboard

  • Open: Open a image file.

  • Zoom In

  • Zoom Out

  • 1:1 Show image in actual size

  • Undo

  • Redo

  • Select Mode

  • Eraser: Erase pixels in image

  • Draw Straight Line

  • Free Draw

  • Draw Ellipse / Circle

  • Draw Rectangle

  • Draw Line with Arrow Head

  • Draw Step Markers

  • Draw Text

  • Blur Partial Portion of the Image

  • Pixelate Portion of the Image

  • Crop Image

  • Rotate Left

  • Rotate Right

  • Flip

  • Mirror

  • Measure: Measure length in pixels on image.

  • Perspective Rectification: Correct the perspective ratio of the image

  • OCR: Recognize texts on the image

  • Effects:

    • Black and White
    • Invert Color
    • Whiteboard / Document: Remove gray shadow color on photos taken from white paper.
    • Brightness / Lightness
    • Hue / Saturation
    • Exposure
    • Pixelate
    • Sepia
    • Remove Background: Remove background by color range, pick the color on image, and adjust threshold to remove background
    • Remove Person Background: Detect person in image, and remove background automatically.
  • Print Image

Collage Maker Window

Layout-based interface for combining multiple images into artistic arrangements with customizable cells and spacing.

Collage Maker ImgLook Photo Collage Maker

  • Layouts

    Change layouts for the photo collage, support up to 16 photos in one canvas.

  • Canvas

    • Drag the gap to adjust the cell of the layout
    • Right click on image to change image, or rotate image
    • Scroll mouse wheel to zoom in / zoom out the image.
  • Settings

    • Canvas Settings

      • Aspect Ratio

        • auto: Use the aspect ratio of current viewport
        • 1:1
        • 4:3
        • 3:4
        • 16:9
        • 9:16
        • 5:4
        • 4:5
        • 16:10
      • Margins: Adjust margins on left, right, top and bottom

      • Spacing: Adjust spaces between cells

      • Corner Radius: set rounded corner

      • Background Color: Change background color of the output image, transparent by default for png and webp format, and white for jpg format.

    • Output Settings

      Set maximum value for the bigger of width and height depending on aspect ratio. 0 by default to output image in size of current view port.

Print Window

Precision printing interface with paper simulation, image positioning controls, and print settings panel.

Image Print Window ImgLook Print Image Precisely

  • Left Sidebar

    • Add Image: Add more images to print

    • Printer List

    • Paper: Paper that the selected printer supports

    • Direction: Portrait or Landscape

    • Margins: Margins for print out

    • Color Mode: Color or gray

    • Copies

    • Print: Print directly, or click the drop down arrow for:

      • Save as PDF
      • Print with System Print Dialog
  • Print Canvas

    Adjust image position and size

Convert Image Formats Window

5-step wizard for batch format conversion with preview, format options, and output configuration.

Resize Images Window

Batch resizing interface with dimension controls, aspect ratio options, and interpolation settings.

Watermark and Frame Window

Multi-step interface for adding watermarks and decorative frames to images with preview and positioning controls.

Watermark and Phont Frame ImgLook Add Watermark and Photo Frame

Watermark Dialog

Creation interface for text or image watermarks with positioning, rotation, opacity, and repeat options.

Text Watermark Create Text Watermark

Photo Frame Dialog

Design interface for creating decorative frames with border edges, fill options, and shadow effects.

Photo Frame Photo Frame

Shadow Options

Configuration panel for shadow effects with blur radius, offset, angle, and color controls.

Drop Shadow for Text Add Text Drop Shadow

System Integration

Operating system context menu integration for macOS Finder and Windows Explorer. Enable individual image file extension to integrate for viewing, editing, and printing from context menu.

  • macOS

    ImgLook Finder Integration ImgLook Finder Integration

    On macOS, to make the integration work, you need to enable "ImgLook" in System Preferences -> General -> Login Items & Extensions:

    • Allow in the background
    • File Providers
  • Windows

    To integrate with Windows Explorer, it requires administrative privilege to write registry.

Troubleshooting Common Issues

Images Not Appearing in Gallery

  • Issue: Added folders but images don't show up
  • Solution: Check if the folder contains supported image formats. ImgLook supports JPG, PNG, GIF, BMP, TIFF, HEIC, and WebP formats.

Slow Performance with Large Image Collections

  • Issue: Lag when scrolling through many images
  • Solution: Reduce thumbnail size using the "Thumbnail Size" dropdown in the toolbar. Smaller thumbnails load faster.

Printing Alignment Issues

  • Issue: Printed images don't match screen preview
  • Solution: Ensure you're using the correct paper size setting. Use the "Adjust Position" feature for millimeter-precise alignment.

Editing Tools Not Working as Expected

  • Issue: Drawing tools create unexpected results
  • Solution: Check the tool properties in the Right Side Panel. Each tool has customizable settings like line width, opacity, and color.

Can't Find Specific Images

  • Issue: Knowing an image exists but can't locate it
  • Solution: Use the Search feature with appropriate filters. The "By Dates" view is particularly helpful for chronological browsing.

Tips for Optimal Use

  1. Use Tags Consistently: Develop a tagging system (e.g., "Vacation2023," "Family," "Work") for efficient organization.

  2. Leverage Favorites: Mark frequently accessed images as favorites for quick retrieval.

  3. Batch Process Smartly: When converting or resizing many images, use filename templates to maintain organization.

  4. Save Presets: For frequently used watermark/frame combinations, save them as presets.

  5. Keyboard Shortcuts: Learn the essential shortcuts (especially in Image Viewer) for faster navigation.

  6. Regular Updates: Enable automatic update checking to get the latest features and bug fixes.

Conclusion

ImgLook provides a powerful, privacy-focused solution for all your image management and editing needs. By keeping all processing local to your device, it ensures your personal images remain secure while delivering professional-grade functionality.

Key takeaways:

  • Privacy First: Your images never leave your computer
  • Efficient Management: Multiple viewing modes and advanced search make finding images easy
  • Professional Editing: Comprehensive tools for both basic adjustments and advanced effects
  • Precise Output: Accurate printing and batch processing with consistent results
  • Cross-Platform: Consistent experience on both macOS and Windows

Whether you're a photography enthusiast managing thousands of photos, a professional needing precise printing capabilities, or someone who values privacy in their digital tools, ImgLook offers the features and security you need in a single, intuitive application.

Start by adding your image folders, explore the different viewing modes, and try the batch processing features to experience the efficiency gains. With regular use, you'll discover how ImgLook can streamline your image workflow while keeping your data secure.