How to bulk upload product images to Shopify by matching images by SKU?

Bulk upload product images into Shopify

Managing product images in an online store can be one of the most time-consuming tasks for e-commerce merchants. If you’re running a Shopify store with dozens or hundreds of products, manually uploading images for each product and its variants becomes incredibly tedious. That’s where the Smart Image Upload app comes in to save you hours of work.

The Challenge of Product Images

For many Shopify merchants, the scenario is all too familiar: you have a collection of product images stored in Google Drive or Dropbox, and you need to match these with your Shopify products. Without the right tools, this means downloading each image and uploading it to the corresponding product one by one.

In this guide, I’ll show you how to use the Smart Image Upload app to automate this entire process and match your images with products based on SKUs or other identifiers.

Getting Started with Smart Image Upload

Smart Image Upload is a specialized app developed to solve the image management problem for Shopify merchants. It works by connecting to your cloud storage (Google Drive or Dropbox) and using intelligent matching to associate images with your products.

Step 1: Connect Your Cloud Storage

First, you’ll need to connect the app to your cloud storage service. For this example, I’ll be using Google Drive:

  1. Open the Smart Image Upload app in your Shopify admin
  2. Click to connect your Google Drive account
  3. Choose your Google account
  4. Important: Be sure to select the necessary permissions when prompted
  5. Click “Continue” to establish the connection

Step 2: Select Your Image Folder

Once connected:

  1. Browse and select the folder containing your product images
  2. In this example, I’m using a folder named “2025 demo” containing 74 images

Step 3: Choose Your Matching Method

The app offers several matching options:

For our demonstration, I’m choosing the “if image contains SKU” option because my image filenames include the same SKUs assigned to my products.

For example, a product with SKU “V8 Orange” matches with image files that have “V8 Orange” somewhere in the filename.

Step 4: Configure Image Replacement Settings

If you already have images for your products and want to replace them, you can select that option. Since my products don’t have any images yet, I’ll skip this step.

Step 5: Start the Matching Process

When you click the “Start Matching” button, the app analyzes all your images and pairs them with your products based on your selected criteria.

In my example, all 74 images were successfully matched with their corresponding products based on SKUs contained in the filenames.

Advanced Features: Image Positioning

One particularly useful feature is the ability to control the position of multiple images for a single product. The app recognizes position indicators in your filenames:

This means you can maintain a specific order for your product images without any manual sorting.

Starting the Upload

Once you’re satisfied with the matches, simply click “Start Upload” to begin the process. The app will:

  1. Upload each image to its matched product
  2. Assign images to the correct variants
  3. Position multiple images in the right order
  4. Automatically generate SEO-friendly alt text

The upload process runs in the background, giving you a real-time log of which images are being uploaded to which products.

Checking the Results

After the upload completes, you can verify that the images have been correctly assigned by checking your product pages:

Additional Matching Options

While this example demonstrates matching by SKU, the Smart Image Upload app also offers other matching methods:

Flexibility in Matching

An important feature of the app is its ability to handle imperfect matches. Your SKUs or image names don’t need to be identical — the app can work with partial matches and extra characters, making it adaptable to various naming conventions.

Conclusion

The Smart Image Upload app eliminates one of the most time-consuming aspects of managing a Shopify store. By automating the process of uploading and organizing product images, you can:

Whether you’re migrating from another platform, launching a new collection, or simply updating your product images, this tool significantly streamlines your workflow.

This blog post is based on a detailed walkthrough of the Smart Bulk Image Upload app, which was developed to help Shopify merchants save time and efficiently manage their product images. If you need assistance with bulk uploading your product images to Shopify, feel free to reach out to our support team.

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