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Upscayl Review 2026: Best Free AI Upscaler?

hitpaw editor in chief By Daniel Walker
Last Updated: 2026-07-03 10:58:14

Having a good image is an important part of good digital design, and having a low-resolution image can easily ruin a design. An image can be clear on a digital screen, but when printed at low resolution, it can appear very pixelated. Getting high-quality images can be very costly, with some programs costing hundreds of dollars per month. Open source software is a great alternative.

In this review of Upscayl, we will share our findings from testing the software. We will show you the software's main features and their outputs, how fast it was, and how safe it was. This guide should help you determine whether the software is useful enough to include in your daily creative workflow.

Upscayl AI image upscaler review

Part 1: What Is Upscayl

Upscayl is free, open-source desktop software that helps you get high-resolution images by upscaling them. Most online image upscalers and editing software use a common technique: stretching the image's pixels. This technique is very low effort and tends to leave the image very blurry. Upscayl solves this common problem with image upscaling by using AI to analyze images, then make educated guesses about what features and details the image might be missing, and finally add those missing details.

The software makes things a lot easier for creators. For starters, it doesn't make you pay a ton of money for the software, unlike other companies, because it offers ways to get AI upscaling for free straight from your device. It also makes things a lot easier when it comes to privacy.

Many online upscalers require users to submit personal photos to remote servers, and most people do not feel comfortable doing so. Upscayl works on your graphics card, and everything stays local to your device, so your private images stay private. This is perfect for digital artists, graphic designers, photographers, and anyone who needs clear, sharp images that are easy to visualize, so they can put them online or order them for print.

Upscayl AI image upscaler review

Part 2: How Upscayl works & Features

In order to see how the app improves your images, let's first examine the engine and the usability of the app. Below is a breakdown of the advanced features of the app and basic steps for using the app.

Upscayl AI Photo Enhancer features:

  • Totally free, and it stays that way: Easily downloadable with no extra costs, no hidden subscriptions, and no payment to get watermarks removed.
  • Keeps your privacy safe: Upscayl works offline and uses your computer to render the images.
  • Uses advanced AI: Upscayl has the standard options of Real-ESRGAN, a Digital Art model, and a sharpening engine, with other options as well.
  • Batch Image Processing: Upscale will upscale a whole folder of images, allowing you to upscale many images at once.
  • Cross-Platform Availability: You can get the app for Windows, Mac, and Linux.
  • Multi-Format Compatibility: Upscayl works with all of the most common image file formats.

How to Use Upscayl Step by Step

  • Step 1.The first thing you need to do to use Upscayl is to go to their website or their GitHub page and download the app.

    Upscayl Cloud homepage
  • Step 2.Launch the application, click the image selection button, and upload your image.

    Upscayl website
  • Step 3.Choose an AI enhancement model based on the type of photo from the menu.

    Click on the select image button
  • Step 4.Choose your desired output location and click the upscale button.

    Upscayl desktop application

Part 3: Upscayl Performance Review: Real Test on Before and After

To test an accurate output, we did a lot of real-world testing on different images. We tested different images, such as compressed portrait images, low-res anime sketches, and even some old digital scans and web images.

upscayl performance

Real Performance Summary:

Strengths: During our test runs, Upscayl image upscaler performed the best on digital illustrations, anime art, and images of high-contrast logos. Line work became crisp and clear, and upscayl eliminated the pixelation. The software multiplied the dimensions by 2x and 4x with no digital noise or weird color artifacts.

Limitations: The results for processing natural images of human portraits and textures of animal fur came out slightly odd. Portrait images became overly smooth and painted. Also, since the software relies on local rendering, slower processing occurs on older laptops without dedicated graphics cards.

Part 4: Upscayl AI Photo Enhancer Pros, Cons & Pricing

Before using Upscayl AI Photo Enhancer as your main photo enhancer, consider the following Benefits and Drawbacks.

pros icon Upscayl Pros

  • Completely Free: No subscriptions or hidden fees.
  • Complete Privacy: Processes images offline.
  • Batch Upscaling: Upscales a group of images/ files.
  • Easy to Use: Simple with good UI.
  • Custom Models: Can use other AI with it.

cons icon Upscayl Cons

  • GPU Dependent: Slower on older computers.
  • Basic Face Repair: Limited options for retouching.
  • Limited Web Version: Not much access to Upscayl online.
  • No Manual Sliders: No noise controls.

Real Pricing and Plans

Upscayl is 100% free software. Zero costs for subscriptions, fees, or unlocking features. The project is maintained by the dev team through their own efforts and open-source voluntary donations.

Part 5: Gigapixel vs Upscayl: What's the Difference

When picking an image upscale software, you'll normally pick between the cost of the software and its available features. Comparing gigapixel vs upscaling offers a good example of how a premium commercial software product and a free open-source tool product can differ.

Quick Comparison Table on Gigapixel vs Upscayl

FeatureUpscaylTopaz Gigapixel AI
Tool TypeFree Open-Source Desktop AppPaid Commercial Desktop Application
Scanning / Processing SpeedHardware Dependent (Moderate)Dedicated GPU Hardware Acceleration (Fast)
Image QualityExcellent for Digital Art & VectorsIndustry-Leading for Portraits & Textures
PricingFree ($0)One-Time Purchase ($99+)
Batch Scanning / ProcessingSupported (Basic)Advanced Batch Workflows & Presets
AI EnhancementStandard Real-ESRGAN EnginesSpecialized Deep Learning & Face Recovery

Which One Should You Choose?

Choose Gigapixel if: You need fast batch exports with commercial customer support and textured enhancements for facial reconstruction, and you are a professional photographer/editor/print specialist.

Choose Upscayl if: You want to upscale personal photos, web graphics, and illustrations, and you are a casual user, graphic artist, or creator on a budget.

Part 6: Best Upscayl Alternative for Upscaling Images to 4K Instantly

If you need dedicated cloud processing, automated facial repair, and other creative tools for your commercial workflow, paid solutions will provide the performance you need. Open-source tools provide an excellent value for the cost if you need basic enhancements.

HitPaw FotorPea: AI Photo Enhancer Software

If you want an all-encompassing desktop solution, a paid desktop application, HitPaw FotorPea is a powerful substitute for Upscayl AI Image Upscaler. It is the only application that easily combines automated sharpening with high-resolution specialized recovery.

Key Features of HitPaw FotorPea:

Enhance Image to 4K/8K: Enlarges low-res graphics up to 4K/8K and utilizes a high-res recovery while retaining all aspects of the image in full detail.

All in One Workflow: Lets you sharpen, color correct, remove scratches, and make background adjustments all in one place on your desktop.

Old Photo Restoration: Fixes old photos by removing the effects of worn, creased, and faded paper and damaged vintage portraits.

User-Friendly Interface: The drag-and-drop style helps non-technical users learn the software in minutes.

Advanced Models Support: AI engines made specifically for human portraits, natural scenes, low-light photos, and anime support.

AI Image Generation: Creates new digital assets from text prompts.

HitPaw FotorPea is easy to use

  • Step 1.Download and install HitPaw FotorPea on your PC or Mac.

  • Step 2.Open the program and click Enhance Photos Now to get started.

    click enhance photos now button to start in HitPaw FotorPea
  • Step 3.Import the image you want to improve, whether it's blurry, pixelated, noisy, faded, or low resolution.

    import a blurry or low quality photo to enhance
  • Step 4.Select the AI enhancement model that best fits your photo to achieve the best possible results.

    select the ai model that fits your photo
  • Step 5.Click Preview to compare the enhanced version with the original before saving.

    preview and compare enhanced photo with original
  • Step 6.If you're not happy with the output, switch to Auto Mode and try a different AI model, such as Portrait, to see if it produces a better result.

    switch to auto mode and try portrait model
  • Step 7.Once you're satisfied with the enhancement, click Export to save the improved image to your computer.

    click export to save the enhanced photo

FAQs on Upscayl

Upscayl is a desktop AI to sharpen and improve high-contrast images or blurry, low-resolution images.

Yes, there are no hidden subscriptions, limits, or watermarks.

Yes, the software runs offline on your PC, so your photos and data stay safe.

Upscayl handles digital art, anime, and even vectors pretty easily and for free. However, Topaz Gigapixel AI does a better job with realistic portraits and photography.

The best alternative for Upscayl is HitPaw FotorPea. It allows for an all-in-one flow and even upscales pictures to 8K with dedicated face recovery, old photo restoration, and generative AI.

Upscayl can upscale pictures to 4K easily by doubling or quadrupling the dimensions of the original image. It can even upscale images from the web.

Conclusion

Upscayl stands out as an awesome, free choice for people needing to enlarge existing graphics or digital art without paying for software subscriptions. Since Upscayl does all its work on your computer, it keeps your data safe, too, while providing amazing graphic work with enhanced line work on all desktop applications. If you need faster batch work, advanced facial reconstruction, and generative restoration, check out HitPaw FotorPea to level up your photo work.

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