Top 15 AI Image Upscaler for 2021 | Make Images Professional with AI Upscaling


Summary: This is a comprehensive AI image upscaler review that introduces 15 best AI upscalers, including online image upscalers using AI image upscale techniques and best AI upscaling software. They will be ranked in terms of ease-of-use, upscaling effects, available scales, editing tools, and pricing. 

Why is AI Image Upscale Important in 2021? 

2021 will still be a year of digital photos. It is expected that over 1.4 trillion photos will be taken in the year 2021 according to Mylio. No matter if you are an influencer on social media, or individuals who often share images on Facebook, you can’t miss this staggering number: over 300 million photos are uploaded per day on Facebook.

Bearing these data in mind, you can easily understand that using high-quality and relevant images to win the attention of your audience is essential. Unfortunately, 78% of images uploaded to the Internet have low quality and even digital noise. That's where AI upscaling tools should come in.

Top 15 Image Upscaler Powered by AI Upscaling

Thanks to image upscalers powered by AI image upscale technology, making low-resolution images professional and marketable can be possible.  With AI upscalers, you can upscale photos more effectively than using conventional tools. 

Part 1: Top 10 Best AI Image Upscalers Online

1. Vance AI - Best for AI Upscaling Quality

  • Price: Free, Basic ($9.90/mo), Pro ($19.90/mo)
  • Compatibility: Online, Windows
Vance AI deserves the top place on our list because it not only offers you an 8x image upscaler to upscale low-resolution photos without losing quality, but also a dedicated AI anime upscaler that focuses on upscaling small anime photos up to 16x.
If you are looking to upscale and rescue a low-quality picture, no matter it's a product photo, blurry landscape image, or an old photo for Instagram, Vance AI Image Enlarger can be your great choice because it comes with flexible scales to choose from, allowing you to scale up images by 2x, 4x, 6x and even up to 8x. Random noise and undesired blur can be removed automatically when the AI comes into play.
There is another amazing AI upscaler from this AI brand that benefits anime fans most: Vance AI Anime Upscaler. This is an online anime upscaler that allows you to upscale small anime photos by 2x, 4x, 8x and even 16x. With this AI, you can easily get 4k anime wallpapers from common anime photos.
Vance AI Image Enlarger has been launched on Product Hunt. To help it get featured and have greater influence, click here to upvote this image enlarger now Vance AI Image Enlarger - Enlarge image by up to 2x, 4x, 6x and even 8x. | Product Hunt
Vance AI Image Enlarger 
  • Upscale image up to 8x without losing quality online
  • Suppress noise and remove blur when upscaling images
  • Dedicated algorithms for anime photo upscaling 
  • Automatically compress and resize your image if exceeding 2000x2000 or 5MB
  • Offer 3 images free trial, that is, you can upscale up to 3 images for free each month to catch a glimpse of how the AI works. Learn more about pricing and plan here.


  • Lack editing features 

How to use this image enlarger?

  • Drag and drop your image, or upload one from local
  • Select the scale you’d like to upscale your image, 2X or 4X
  • Start the enlarging process and download the target image

Also read: 6 Best Photo Enlarger Software Review 2021.


2. icons8 Upscaler -Upscale Image for Free

  • Price: Free
  • Compatibility: Online 

icons8 upscaler is an AI-driven image upscaler that allows you to upscale image online for free. Based on machine learning, this image upscaler lets you upscale image by 2x or 4x without losing quality. It can also clear up imperfections in your images automatically when used to upscale image resolution.

How to upscale an image without losing quality with icons8 upscaler

  • Step 1: Drag & Drop an image to the site
  • Step 2: Wait a few seconds before the image is upscaled by 2x automatically
  • Step 3: Click “Download” to save the image upscaled

For more details about icons8, read our full review: Icons8 Upscaler Review.



  • Upscale image without losing quality
  • Upscale image up to 4x
  • Free to download


  • Limited scales to choose from

Also read: How to Unblur an Image | 5 Best Ways for Beginners.

3. Deep Image AI -Best for Bulk AI Image Upscale

  • Price: Free for 5 Images, Varied Pricing for Premium Plan (up to 5000$/monthly)
  • Technology: AI Super-Resolution Convolutional Neural Networks
  • Available Platforms: Windows, Mac OS, iOS, Android

Deep Image AI is a handy AI image upscaler, which is compatible with Windows and Mac OS. This online image upscaler has developed its app for users to easily upscale image online as well as on their mobile phones. If you would like to have AI picture upscaling ability in your mobile app, now you could do it. Remember, the image limit is 5000 x 5000 (25 megapixels) for either registered and unregistered users. Visit the site here.

Besides, You can read Image Enlargers Review to access more AI-powered tools to enlarge images. 



  • Support API
  • Batch process 
  • Upscale photo without losing quality up to 4k resolution


  • Limited free trial 

How to Upscale an Image with this online image upscaler?

  • Choose one file, or batch upload function to select the image of low resolution;
  • Select the upscale times from 2x, 4x or up to 4k resolution
  • Remove artifacts or not
  • Click “Enhance image!

4. Waifu2x

  • Price: Free
  • Technology: AI-Powered Deep Convolutional Neural Networks
  • Available Platforms: Web-based

Waifu2x is an image upscaler best for anime-style art powered by AI Deep Convolutional Neural Networks. Besides that, this AI upscaling tool also supports photo processing and could upscale image online. Despite the UI of its website is not very well designed and organized, the functions to upscale an image are quite good. You could enter the URL of online images, or upload from the local file. This image upscaler online also supports noise reduction, and you can upscale picture up to 2x, which might be a little bit limited compared to other image upscalers mentioned above. 

However, this website is not available in certain countries and I've found a great alternative that lets you upscale waifu by 2x & 4x for free while reducing noise and blur:



Or, find another great alternative that allows you to upscale waifu images up to 8x or even 16x: Vance AI Anime Upscaler.


  • Upscale image online up to 2x free
  • Serve as an anime image upscaler
  • Support image noise reduction but not JPEG artifact
  • Batch conversion


  • Limited scales (2x) 

How to upscale an image without losing quality with this photo upscaler?

  • Enter the URL of online images, or upload from local
  • Choose the image type as artwork or photo
  • Select upscaling to 1.6x or 2x before you upscale picture
  • Click “Conversion”

5. Let’s Enhance

  • Subscription6.99$ for Monthly Subscription, 4.33$ for Yearly Subscription;
  • Bundles—4.99$ for 20 images, up to 120 images for 19.99$
  • Technology: Image Super-Resolution technology based on Deep Convolutional Neural Networks
  • Available Platforms: Windows, Mac

Let’s Enhance, a photo upscaler online aimed at realizing 4k upscaling without losing quality. This image resolution upscaler uses techniques of improving colors, recovering lost textures and details, removing compression and more, which could upscale photo up to 16x.

With the best image upscaler, AI picture upscaling would just be an easy job. The free function could only let you upscale image to 4k. If you would like to achieve 4k upscaling and faster processing experience, you need to pay for a premium plan. Please do remember, the free function has a 15 megapixel as well as 15 megabytes limit, and it shall remove JPEG noise during processing if you upload a JPG or JPEF format image.



  • Serve as a 4k image upscaler
  • Compatible with Windows as well as Mac OS
  • Compression artifacts removal
  • Free to the upscale image to 4k online
  • Smart HDR and color enhancement


  • Limited free trial 

How to Upscale an Image with this online image upscaler?

  • Upload the low-res image to the platform;
  • Select processing option from Photos and art, Illustrations, selecting Add textures or Improve colors based on your image type;
  • Make advanced settings: choose how many times you’d like to upscale your image, for example 2x, 4x, 8x or 16x.
  • Choose the target image format and start upscaling images without losing quality


  • Price: Varied pricing plan
  • Technology: AI Deep Learning & Generative Adversarial Networks (GAN)
  • Available Platforms: Web-based

ImageUpscaler is an image upscaler online that allows people to upscale their images up to 4 times. Backed by AI picture upscaling, this image upscaler could upscale image online without losing quality, and more importantly, it could analyze the upscaled picture to add the lost details. The maximum image size is 5 MB, with an image width-and-height limit setting as 2500 pixels. This AI image upscale tool serves as a great anime image upscaler, which excels at upscaling cartoons, animes or other synthesized images.



  • Upscale image online up to 4x
  • Remove JPEG artifacts after compression
  • Support picture deblurring
  • Effective AI upscale tool


  • Limited scales 

How to Upscale an Image with this image resolution upscaler?

  • Click “Resize Image Now!”
  • Upload the low-res image from local
  • Select the scale you’d like to upscale your image, 2x or 4x
  • Start the enlarging process and download the target image

7. Upscale Pics

  • Price: Subscription: 4$/monthly; Image purchase plan: starting from 20 images
  • Technology: AI-Powered Deep Convolutional Neural Networks
  • Available Platforms: Online 

Upscale Pics is a website that could upscale image resolution without reducing quality. What is amazing is that this image upscaler can upscale picture to any desired size up to 2X. Backed by the algorithm of AI upscaling, it adds details to your images, making them look as if they were taken by a professional photographer. Upscale Pics has a free plan for trial.



  • Remove JPEG artifacts
  • Upscale image online up to 2X
  • Improve the tone of images and add extra details
  • Use AI upscale technology


  • Show ads
  • Only offer one scale (2x) 

How to upscale an image without losing quality with this image upscaler?

  • Create an account and login on this image upscaler;
  • Upload a file before you upscale picture
  • Choose the scale 
  • Click “Start”

8. Crea8tiveAI - Photo Upscaler

  • Price: Free users: $4.99/1 time; Subscribed users: $48.00/mo
  • Compatibility: Online

Photo Refiner markets itself as an AI image upscaler that lets you upscale images by 16x in 10 seconds. If you have small images that you want to upscale before printing, this AI picture upscaling tool is a good choice. Unlike conventional solution, this image upscaler online uses deep learning to upscale image resolution without degrading the quality.



  • Upscale image up to 16x
  • 4k upscaling is made possible
  • Upscale image without losing quality
  • Easy to use


  • Not stable to use
  • Require more budget that other similar tools
  • Registration is needed before you try to upload images

How to upscale an image without losing quality with the photo upscaler

  • Step 1: Register with your email before you upload an image to this 4k image upscaler
  • Step 2: Choose image type so that you can upscale image automatically
  • Step 3: Download the result after making payment

9. AI Upscaling Solution - AI Image Enlarger

  • Price: Free for a basic plan; Premium plan:14.99$; Pro Plan: 39.99$.
  • Technology: Powered by AI technology and pioneer SRCNN structure
  • Available Platforms: Windows, Mac, iOS, Android

AI Image Enlarger deserves a top place in this image upscaler review because this online image upscaler allows you to upscale their image without losing quality effortlessly. Right, you could upscale images online by uploading them to this platform, and the free plan is for 19 images a month. For more images to be upscaled, you need to subscribe for a Premium plan starting from 14.99$ for 99 images a month, or Pro plan for a larger number of images priced at 39.99$.


Besides an online platform, you could also install its software to achieve better functions and processing stability. One thing to keep in mind is that you need to create an account on this platform before accessing AI upscaling feature. 


  • Superfast to increase photo resolution online
  • Support batch conversion process
  • Compatible with Windows as well as Mac OS
  • Easy to upscale photos 
  • Powered by AI image upscale technology


  • Small size, less than 4.0Mb for the .exe file and 1Mb for .dmg file.

How to Upscale an Image with this image upscaler?

  • Click the central button to upload the low-resolution image
  • Set relevant parameters regarding how you’d like to upgrade your image, there is a recommended default setting: “High Grade, 4x”, which shall produce the most satisfying result.
  • Click on "Start"


10. Zyro - Free Image Upscaler

  • Price: Free
  • Compatibility: Online

This is an easy-to-use image upscaler that allows you to upscale image using deep convolutional neural networks. It's free to use. There is no limit on how many images you can process. But the output quality is not as great as promised. If you just want to upscale images casually without considering the quality, this free online image upscaler can be a good option. 



  • Free to use
  • Easy to use
  • No need to register or sign in


  • The output quality is low 
  • Upscale image only by 2x 

How to upscale image with this image upscaler

  • Step 1: Click "Upload image" to upload an image to this website
  • Step 2: Wait a few seconds before AI upscales your image 
  • Step 3: Download the result for free

Above are the 10 best AI-powered image upscalers that allow you to effectively enlarge images without any quality loss.  If this part interests you, you may also check Top 5 AI Image Upscaler Online Review 2021 to get more information.


Part 2: Top 5 Best AI Upscaling Software to Upscale Image

1. Upscale Image with - Topaz Gigapixel AI

  • Price: 99.99$
  • Technology: Powered by AI machine learning technology
  • Available Platforms: Windows & Mac

Topaz Gigapixel AI tops other software in this image upscaler review. It is capable of shake reduction and upscaling images without losing quality. When it comes to image blur, this AI-powered image upscaling software can solve the issue in image after processing. Through millions of tests and trial, the picture upscaler has been trained to learn the features of detail and noise, therefore it can solve motion blur and make handheld images look like they were taken with a tripod. Backed by AI machine learning, this image upscaling software could accurately upscale your low-res image into full-resolution files that you can actually use and add the lost details during such a process.

Check Photo Enhancers Review to edit and improve your photos in almost all aspects.



  • Natural shake reduction and focus correction
  • Enhance edge and adds artifacts and correct blur
  • Automatic face refinement and recover real detail
  • Upscale Images by up to 600%
  • Support image batch enlarging


  • limited scales available 

How to Upscale an Image with the image upscaler software?

  • Launch Gigapixel AI
  • Click the central button to upload the low-res images you’d like to upscale
  • Make image processing settings in the right section, like enlarging the scale, output quality, format, etc.
  • Upscale image without losing quality

2. BigJPG

  • Basic: 500 images/month,
  • Standard version: 1000 images/month
  • Pro version: 2000 images/month
  • Technology: AI Deep Convolutional Neural Networks (based on waifu2x)
  •  Available Platforms: Windows, Mac, iOS, Android

Having some fuzzy anime images or illustrations on hand? Don’t worry, there is an image upscaler best for these kinds of images called BigJPG. Being an Anime Image Upscaler, BigJPG has been famous for processing anime images and illustrations and upscaling images without losing quality. During this process, colors, details, and edges are all well filled. Besides that, this image upscaler also supports API. Lastly, one thing to bear in mind is that currently, the picture upscaler has set a limit for an uploaded photo as 3000x3000px and 10MB.



  • High-performance servers with high speed and stability
  • Upload images up to 10MB
  • Realize 4k upscaling without losing quality
  • Support batch upscaling



Price: Free

Compatibility: Windows, Mac, Linux & other various platforms

GIMP is a freeware that can upscale images without too much quality loss. Since it is open-source, you can optimize the program if you’re a technical type. On its official website, there is much other free open source software available. If you’re interested in that, it is something you can’t miss.

GIMP Home Page


  • Open-source free to download and use
  • Available to many platforms


  • Not too easy to use for everyone

How to upscale an image in GIMP

  1. Open your image in GIMP
  2. Click Image - Scale Image to open the scale image dialog
  3. Enter new values for Width and height
  4. Choose Sinc from the drop-down list of Interpolation under Quality in order to retain the best quality
  5. Click Scale to begin scaling
  6. Choose File - Export to save it to the local

4. Pixbim Enlarge AI

Price: $49.99

Compatibility: Windows, Mac, Linux & other various platforms

Based on powerful machine learning techniques, Pixbim Enlarge AI offers great results without any image quality loss. As an AI upscaler, it can automatically fill missing pixels through intelligent analysis and accurate prediction.  Also, when you use it to enlarge your photo, the details in the photo can be enhanced as well.

AI Upscaler


  • Picture upscaling up to 4x
  • Enhance details automatically
  • Doesn't require a subscription. Pay once only.


  • Not always deliver ideal results.
  • Doesn't support editing photos online.

5. AI Sharpener Scaling

Price: Free

Compatibility: Windows

A Sharper Scaling is a free photo enlarger software based on high-quality scaling technology. You can use it to enlarge a photo up to 400% as well as retain photo quality. It is available as freeware in Microsoft Windows but is limited to Microsoft Windows Vista, 7, 8, and 10. 

AI Sharpener Scaling


  • Free to download, installed, and use.
  • Allows you to enlarge a photo up to 400%


  • Only available in Microsoft Windows

New Image Upscaler Recommended

1. offers an AI image upscale tool for 2x image upscaling. Powered by AI technology, this image upscaler simplifies the process of image upscaling. All you need to do is upload an image and then let AI take care of the rest. 

Image Upscaler


  • Easy and free to use
  • Output high-quality result
  • You don't have to log in


  • You may only use it for 2x image upscaling

2. Upscaler

The Upscaler is a newly released online AI upscaler that allows you to upscale and enhance your images up to 2x, 4x, and 8x with smart AI. Also, it can do deliver sharpening results to make images super-resolution online.

AI Image Upscaling


  • Offer AI image enhancement free
  • Various image formats are supported
  • Enhance image details by sharpening


  • The input image size shall not be over 4 MB
  • Limited free credit


1. How to Upscale an Image in Photoshop? 

Using Photoshop to upscale an image without quality loss can be quite time-consuming work to do. Follow the simple steps in this video to make a picture upscaling to the size you want in Photoshop without losing any quality or resolution in your designs.

2. What is the best image upscaler? 

Here is a classic video in which 7 popular image upscalers are compared to conclude their pros and cons. Hope you may find your preference in it. 

3. What is upscaling?

Upscaling simply means stretching images onto a larger display. The stretching of image would decrease the density of pixels and result in pixelation, especially when the original image is low resolution. But now, the development of AI image upscaling ensures the image upscaling without quality loss.

4. AI image upscaling VS Traditional image upscaling?

When working with a low-resolution image, traditional image upscaling requires a manual operation to keep its visual quality at higher resolutions. While AI image upscaling is much more automatic by using a deep learning model to analyze the image and fill the missing pixels. So you can easily make an image upscaling to 2x, 4x, 8x, or even 16x with an AI upscaler.


No matter traditional image upscaling using Photoshop or other professional software or AI image upscaling using an AI upscaler, what really matters, in the end, is quality. Through the review in this post, we can see how great the results that AI upscalers can deliver. They enable the image upscaling up to 2x, 4x, 8x, or even 16x without any quality loss. Even, some of them would also improve the image quality by enhancing the photo details. More importantly, they are much cheaper and easier to use than Photoshop.

It is pleasant to see more and more AI companies keep zeal to develop their AI upscaling technology, so we can see an increasing number of excellent AI upscalers. Except for AI image upscaling, with constant training and development, AI technology is becoming more and more powerful to help us in every aspect. It is believed to live in a more convenient world with AI.

About Rose Salia

Rose Salia is a senior tech writer with years of experience. Rose has a great passion for all things new and interesting in AI and tech industry. That's exactly why she can bring you different stories in AI, covering latest AI apps, amazing deepfake tools, and revolutionary deep learning and GPT-3. When she's not working on writing, in her spare time, Rose also enjoys cooking (Italian Pasta), walking her dog (Charlie, a fluffy golden retriever), playing video games (Monument Valley) and reading books.

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