5 Bulk Image Upscalers to Batch Upscale All Kinds of Images

Sep 04, 2025 / Updated by Lynn Hu to Photo Editing

Upscaling large numbers of images one by one is inefficient. So you can know about these 5 bulk image upscalers. This article analyzes these 5 popular batch image upscalers and explains their pros and cons to help you save time processing large numbers of images. Read on for information on the software and instructions for using them.

Guide List

Multifunctional AI Bulk Image Upscaler with 4K Quality Topaz Photo AI – Bulk Image Upscaler without Quality Loss Upscayl – Batch Image Upscaler with Open-source AI Models Aiarty Image Enhancer – Batch Upscale Images up to 32K AVCLabs – Upscaler for Batch Recognition of Image Elements

Multifunctional AI Bulk Image Upscaler with 4K Quality

The first recommended bulk image upscaler is functional and powerful. This AnyRec AI Image Upscaler can handle both commercial and personal needs. It can upscale up to 8x while preserving additional image details. It allows for reducing image noise, enhancing color/contrast, etc. It can also upscale a blurry anime image with AI and perform AI calculations for the anime style to make it larger and clearer.

Features:

Bulk upscale all popular image formats online, every image up to 50MB.
Upscale the image up to 8x and enhance its details to maintain quality.
Include a special cartoon mode for blurry anime images and upscaling to 4K.
Support real-time preview of the upscaled image for convenient adjustment.

Step 1.Open the AnyRec AI Image Upscaler website, click “Upload Photo” and choose the target photos. Then find a proper magnification for your photos.

Step 2.You can preview the upscaling effect, and change the magnification. When satisfied with them, click “Save” to download without watermarks.

Topaz Photo AI – Bulk Image Upscaler Without Quality Loss

Topaz Photo AI is a powerful bulk image upscaler. It allows users to import multiple images at once and apply unified upscaling and enhancement settings, such as noise reduction and sharpening, for efficient batch processing.

Pros: Intelligently analyzes image types and selects the optimal model.; Set parameters uniformly or adjust them individually.; Supports multiple formats, including RAW, JPEG, PNG, and TIFF.

Cons: Bulk image upscaler requires high CPU and GPU performance.; Subscription fees are high, and no trial is available.

Step 1.Launch Topaz AI and drag your target images to the interface center. In the right panel, enable upscale and select magnification.

Step 2.Set the magnification, noise reduction, and sharpening of all images, and wait for it to process in batches. Click “Save” in the lower right corner to set the export format and save the processed image.

Upscayl – Batch Image Upscaler with Open-source AI Models

Upscayl is an open-source AI bulk image upscaler. It uses the advanced Real-ESRGAN model to upscale images without sacrificing clarity. It supports batch processing, allowing users to upscale images in bulk for 2x or 4x. It's particularly suitable for increasing the resolution of blurry or small images.

Pros: No ads, watermarks, and no limit on the number of photos.; Image details are restored naturally, and the enlargement effect is superior to traditional algorithms.

Cons: Lacks various enhancement options such as noise reduction and sharpening.; PNG only; it does not support JPG/TIFF formats.

Step 1.Launch this bulk image upscaler, click “Select Images”, and then click “Multiple Images” and “Model” to choose upscale type. Drag the bar to select the magnification.

Step 2.Click “Set Output Folder” to choose a save path. Finally, click “Upscayl” to start the upscaling.

Aiarty Image Enhancer – Batch Upscale Images up to 32K

Regarding bulk image upscalers, Aiarty Image Enhancer is another suitable choice. It has a massive dataset of over 6.7 million images and can upscale various image types up to eightfold. It can upscale the image up to 4K, even 32K, while preserving texture details.

Pros: Various hardware configurations are available.; Resolutions up to 32K are possible.

Cons: The free version has a limited number of images and sizes.; Can't manually adjust sharpening, noise reduction, or other parameters.

Step 1.Drag the images to it, and click “AI Modes” to select the best-suited upscale model for your image.

Step 2.On the right side, choose the target resolution, like 8x. Then click “Run,” which will save the upscaled images to your disk.

AVCLabs – Upscaler for Batch Recognition of Image Elements

AVCLabs Photo Enhancer AI features advanced AI technology and a comprehensive feature set. It can upscale images by up to 400% and includes additional tools like color calibration and background removal. It can address image issues instantly.

Pros: Multiple images can be enlarged at once, saving time.; AI algorithms can improve clarity and reduce noise.

Cons: High-resolution image processing is slow.; Need a lot of computer performance and hardware requirements.

Step 1.Launch the software and click “Browse” to add multiple photos. Then click “Feature List” to choose a mode to make a workflow.

Step 2.You can also adjust the image brightness, contrast, and crop the photos, etc. When satisfied with them, click “Start Processing” to download the bulk upscaled image.

Conclusion

The above are five bulk image upscalers for batch upscaling images. Some offer professional color control but are relatively expensive, while others have simple functional interfaces but limited image enhancement capabilities. Therefore, you may want to prioritize trying AnyRec AI Image Upscaler, which has a simple interface but significantly improves image quality, effectively boosting your work efficiency.