Whether you are a digital marketing expert, a photographer, or a designer, using high-resolution images is a necessity. By enhancing the quality of your pictures, you can upgrade a regular image into 4K and 8K media without losing any essential details.

PDFelement is a robust image upscaling tool that offers unique AI to get the job done. The designated AI image editor provides an image upscaler to enhance the quality of pictures within a PDF document. Thus, this article mentions the 8 best AI image upscalers that allow upgrade your image quality.

In this article
  1. An Introduction to AI Image Upscalers
  2. The 8 Best AI Image Upscalers to Use in 2025
  3. Why is PDFelement a Superior Image Upscaler?
  4. How to Use PDFelement to Enhance Image Quality?
  5. A Detailed Comparison Between Free and Paid AI Image Upscalers
  6. Conclusion
  7. FAQs

An Introduction to AI Image Upscalers

To make the details of your images sharper, you can use smart AI Image Upscalers. These tools smartly increase the resolution of your pictures to make them look high-quality on bigger screens. The following list mentions the potential benefits of using an AI image upscaler:

  • Photo Restoration: If you have an old picture with sepia and light leaks, using a picture enhancer can help you restore the original photo details.
  • Detail Preservation: By sharpening or enhancing the details of your images, picture upscalers preserve the intricacies of the photo.
  • Better Than Conventional Methods: With an enhanced AI system, AI image upscalers work better than bicubic interpolation.
  • E-Commerce and Social Media: Using a tool to enhance images, people can showcase their product images or their graphic designs professionally.

The 8 Best AI Image Upscalers to Use in 2025

Before using the first upscaler you find, it is important to know that several tools offer this utility. The following list features the top 8 photo enhancers that can be used to upgrade media quality:

1. Adobe Photoshop

The first tool on our list is Adobe Photoshop, an all-in-one tool to enhance and restore the details of your pictures. If your photos are blur, this AI image enhancer 4K can be used to add clarity to the pixels for a clear finish.

adobe photoshop upscales images

Best For: Enhancing wildlife photos.

Key Features

  • The Reduce Noise feature can be adjusted manually, as it helps you clear out any white noise in your images.
  • To make your image edges appear crisper and more defined, you can enable the Unsharp Mask Feature.
  • Users can manually select image quality specifications to make their photo look polished.
Pros
  • After you have entered the desired upscale specifications, they can be saved as presets.
  • Besides photo enhancement, Photoshop is a comprehensive image editor for professionals.
Cons
  • Adobe Photoshop has a complex working that requires prior experience with photo editing.
  • Despite custom adjustments, this tool misses a one-click image upscale option.

Pricing:

  • Individuals: $22.99/month
  • Business: $37.99/month

2. PhotoZoom Pro 9

The newly introduced S-Spline Max AI image resize technology offered by this tool enables better quality upscale images AI. If you compressed your photos and they got artifacts, use PhotoZoom Pro to make them go away.

photozoom pro 9 batch upscale images

Best For: Upscaling blurred selfies.

Key Features

  • This tool offers a batch-processing facility to upscale multiple images at once.
  • Using PhotoZoom Pro, you can remove the white noise in your pictures for clarity.
  • Besides AI image enhancement, users can use the manual adjustments for customized results.
Pros
  • This versatile tool is compatible with both Windows and Mac devices.
  • Additionally, you can compress your pictures using this platform.
Cons
  • This platform has a poorly designed interface, giving an unprofessional outlook.
  • PhotoZoom Pro offers a limited number of AI features to its users.

Pricing:

  • PhotoZoom Pro 9: $79
  • PhotoZoom Classic 9: $39
  • Ultra: $84/month

3. Pokecut

If you are looking to transform your low-resolution images into HD and higher qualities, use Pokecut. Being a web-based AI image upscaler free, this tool can be accessed by a diverse audience. This platform specializes in upscaling pictures of a catalog to enhance your online appearance.

upscale pictures through pokecut tool

Best For: Enhancing products for online stores.

Key Features

  • The upscaled images can be downloaded as PNG or JPG files for enhanced compatibility.
  • This platform allows layer-by-layer image enhancements for precise results.
  • To upscale a photo, either upload it from your device or paste its URL.
Pros
  • For frequent use, you can install the designated mobile applications of this tool.
  • This platform offers a background remover to highlight the key objects in your photos.
Cons
  • The free version of this tool provides just 3 free credits.
  • You cannot make any manual adjustments to get customized enhancement results.

Pricing:

  • Monthly Plan: $6.99/month
  • Yearly Plan: $4.58/month

4. AI Image Enlarger

From scenic photos to online products, this tool has a designated image enhancer for each image type. After you have enhanced the AI image 4K quality, preview the results to compare the original picture with the result of AI Image Enlarger.

4k quality through ai image enlarger

Best For: Quick content creation.

Key Features

  • If you are not sure about this tool, use the built-in sample images to test its functionality.
  • Users can upscale their images up to 800% for enhanced results.
  • With the batch processing utility, users can enhance multiple images with a single click.
Pros
  • You can use the designated image compression tool to decrease file size.
  • Use this platform to convert your pictures into multiple formats.
Cons
  • This platform only allows uploading PNG and JPG images for quality enhancement.
  • The image upscale process is relatively slower than the competitors.

Pricing:

  • Starter: $4.9/month
  • Premium: $9.9/month
  • Business: $19/month

5. Autoenhance.AI

This platform is a flexible tool that allows you to upload and enhance HDR and panoramic AI 4K images. You can preview your enhancement results to be sure of the results before exporting them. To provide you with maximum productivity, this platform enables you to batch upscale your photos.

autoenhance.ai results in hdr images

Best For: Enhancing real estate images.

Key Features

  • The Auto Privacy feature automatically detects and hides sensitive information from your photos.
  • Using the auto color correction tools, this platform enhances the outlook of your pictures.
  • Users can benefit from the RAW image support to maximize picture quality.
Pros
  • Use the Sky Replacement feature to make the building stand out from the surroundings.
  • By enhancing your images through this tool, you can make your media HDR.
Cons
  • This platform lacks specialization for images other than real estate pictures.
  • The upscaled images are downloaded with a watermark.

Pricing:

  • 15 Images: $12.49/month
  • 75 Images: $49.99/month
  • 500 Images: $154.99/month
  • 1,500 Images: $314.99/month
  • 5,000 Images: $849.99/month
  • 10,000 Images: $1,249.99/month

6. VanceAI

VanceAI is an advanced image upscaler that enhances your pictures to 8K for a clean output. With high-end AI, this 4K image converter AI is trained to detect and handle the intricate details in your images.

vanceai upscales pictures online

Best For: Upgrading the quality of sky photography.

Key Features

  • The white noise in the images can be cleared out using the advanced AI of this upscaler.
  • If you have an old photo, you can restore the lost details of the picture.
  • By upscaling pictures using this tool, users can sharpen the blurred pixels.
Pros
  • Besides images, this tool enhances video quality.
  • You can benefit from the background remover to highlight key objects in your images.
Cons
  • You can only upload images up to 10 MB in size.
  • The free version only allows a few credits to enhance images.

Pricing:

  • 1 Month: $39.90
  • 1 Year: $99.90
  • 1 Year: $99.90
  • Lifetime: $129.90

7. AVCLabs

With the help of cutting-edge neural network models, AVCLabs detects the faces in your images and enhances their quality. This AI image generator 4K offers a one-click image enhancer to upgrade media quality effortlessly.

avclabs photo enhancer ai upscales pictures

Best For: Enhancing personal portraits.

Key Features

  • If you have a dull image, you can colorize it using the designated feature within this upscaler.
  • This platform enhances your average images into 4K to give a high-end outlook.
  • The Video Denoise feature helps you get rid of the artifacts and white noise in your pictures.
Pros
  • AVCLabs is a comprehensive image editor that can be used to refine your pictures.
  • You can benefit from this platform to enhance video quality as well.
Cons
  • Unlike most competitors, this tool does not offer an online version.
  • AVCLabs does not offer a free trial to test its capabilities.

Pricing:

  • 1-Month: $19.95/month
  • 1-Year: $79.95/year
  • Perpetual: $159.90
  • PhotoPro AI: $39.95/month

8. Topaz Labs GigaPixel 8

This tool offers GigaPixel 8, a facility that enhances your images to make them printable. This image AI upscaler refines each detail of your image, enabling you to make a poster that can be enlarged up to 16 times the original size.

photo ai tool to upscale quality

Best For: Professional photography and poster printing

Key Features

  • To generate the best output, your images can be enhanced up to 4X the original quality.
  • Besides selecting a quality preset, users can make their customized upscale settings.
  • This platform gives you a file size estimate before you download the refined image.
Pros
  • Topaz Labs sharpens your pictures to make the image look realistic.
  • Users can enter a text prompt and add or delete details from their photos.
Cons
  • In the process of upgrading image quality, this tool loses the realism of the photo.
  • The images enhanced through this tool have a watermark.

Pricing:

  • GigaPixel AI: $99

Why is PDFelement a Superior Image Upscaler?

Although the above-mentioned best AI upscalers are effective, they do not offer seamless integration into your websites or files. PDFelement is a comprehensive PDF tool that allows you to refine the images within a file and seamlessly incorporates the images into the document. With its advanced AI, it detects the blurred pixels in your image and upgrades its quality up to 2, 4, and 8 times the original fidelity.

This platform offers a user-friendly interface to help you increase your productivity. You can either use a pre-existing image to upscale or generate a new one using the AI Image Generator. The following factors make PDFelement a superior image upscaler than the tools mentioned above:

access pdfelement image upscaler feature
  • A Comprehensive Platform: Using PDFelement, you can denoise your image and sharpen it to achieve clarity. To make the key objects pop, users can also benefit from the AI Background Remover to get rid of the unattractive surroundings.
  • High-Quality Image Enhancement: This best AI image upscaler free offers Generative Fill to reconstruct the textures and faces in your photos. For exceptional clarity, PDFelement upgrades your media to ultra-high-definition 4K and 8K formats. Furthermore, this platform works much better than conventional picture enhancers.
  • Bulk Enhancement: To maximize your image-enhancement productivity, this tool offers a batch processing feature. It saves time and effort that would be invested in treating a single image at a time.
  • A Safe Space for Images: If you use PDFelement to upscale your pictures, your pictures and document will be saved in your local folder only. Unlike most tools, this platform does not integrate your projects with cloud storage without your consent.
  • Transparent Pricing: Users can upscale their images on PDFelement without needing to subscribe to a paid plan. If the free trial satisfies you, you can buy a paid plan as a sustainable option.

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How to Use PDFelement to Enhance Image Quality?

After learning of PDFelement’s capabilities, it is important to know how to use this tool. The following guide features step-by-step instructions for using this best upscaling AI tool:

Step 1 Select a PDF File to Open it in the New Interface

Upon successfully launching the main interface of PDFelement, click the “Open PDF” button to select a PDF file with the target image.

launch pdfelement and open pdf
Step 2 Launch the Intelligent Image Editing Interface to Continue

Locate and click on the image that needs to be upscaled. Using the vertical toolbar, select the “Intelligent Image Editing” button to head to the next interface.

locate intelligent image editing icon
Step 3 Select the Upscale Mode

In the next window, choose the “Upscale” option and wait for the following screen to load.

click upscale option
Step 4 Pick an Upscale Value and Apply the Changes Directly to the Document

From the list of options, select the desired enhancement value and click the “Done” button to start the upscale process. Once your image has been enhanced, hit the “Apply” button on the top right to make changes to the document.

choose 4k option and hit done

A Detailed Comparison Between Free and Paid AI Image Upscalers

Up till now, we have explored various tools to upscale image quality AI. If you cannot pick one tool to use, follow the tabular comparison below to learn the differences between free and paid image enhancement tools:

Metrics Free Upscalers Paid Upscalers
Maximum Upscaling Factors Up to 2 or 4 times Up to 16 times in some tools
Batch Processing A small number of files at a time Many file uploads are allowed at a time
Output Quality Come with a watermark No watermark, desired download file format
Feature Availability Only image upscaling features are available Several other AI tools are available
Use Limits Limited free credits Unlimited in most cases

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Conclusion

Conclusively, 4K AI upscalers are essential for various fields, like photography, design, and marketing. In this article, we explored the top 8 AI image upscalers that enhance your image quality. Of all these tools discussed, PDFelement had the most unique features. It allows you to edit the images in a PDF file and seamlessly integrate the upscaled images into the document. Using batch processing features, you can execute high-resolution image conversions in bulk.

FAQs

  • Can AI upscalers fix blurry faces?
    Many AI upscale to 4K tools do not recognize and enhance face quality in images. PDFelement’s smart technology detects facial details and skin textures to reconstruct or upscale them with precision.
  • Is upscaling legal for old photos?
    Upscaling old photos is generally legal, but there are some nuances depending on what you're doing with the images and who owns the original rights. If you are colorizing and enhancing personal images, that is legal.
  • Does PDFelement’s upscaler work on scanned documents?
    With the advanced OCR of PDFelement, you can upscale the quality of scanned documents. Once the OCR successfully runs on your files, your image quality can be enhanced up to 8 times the original fidelity.
Audrey Goodwin
Audrey Goodwin May 30, 25
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12 years of talent acquired in the software industry working with large publishers. Public speaker and author of several eBooks on technical writing and editing.