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Reviewed by Shawn H. Founder, AITrustList

Last verified MethodologyAI tools are ranked by traffic signals, not paid placement.

AI Image Upscaler logo

AI Image Upscaler

Free AI image upscaler to 16K, no sign-up, no watermarks

Upscale imagesFreemium
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Free AI-powered image upscaler that scales photos and artwork 2x or 4x up to 16K. No sign-up, no paywall, with face restoration and bulk processing.

Screenshot 1

Pros & cons

Independently written by the AITrustList editorial team.

Pros

  • No sign-up required to start
  • No watermarks on output images
  • Upscales up to 16K resolution
  • Offers 2x and 4x scaling options
  • Includes face restoration feature
  • Supports bulk image processing

Cons

  • Freemium model implies hidden paid tiers
  • No public starting price listed
  • Free-tier limits not documented
  • No mention of API access for developers
  • Supported input formats not specified
  • Maximum batch size per job undisclosed
AI Image Upscaler Overview

What is AI Image Upscaler?

A free, browser-based AI tool that enlarges images up to 4x (up to 16K) with options for face restoration and multiple upscaling models.

How to use AI Image Upscaler?

Upload an image via button or drag-and-drop, select a model (Diffuser, Plus, or General), choose a 2x or 4x scale factor, optionally enable Face Restoration, then wait 1–2 minutes and download the upscaled result from the gallery.

Core features of AI Image Upscaler

  • 2x and 4x AI upscaling up to 16K resolution
  • Three models: Diffuser, Plus, and General
  • Face restoration for blurred or pixelated faces
  • Bulk image processing with drag-and-drop
  • Supports PNG, JPG, and WebP with transparent images
  • Free daily quota with no sign-up or watermarks

Target audience of AI Image Upscaler

ArtistDesignersContent CreatorsPhotographers

Use cases of AI Image Upscaler

  • #1Upscale AI-generated art and anime illustrations
  • #2Restore and enlarge old or low-resolution photos
  • #3Improve blurry or pixelated faces in portraits
  • #4Prepare images for high-quality printing
  • #5Enlarge product photos for e-commerce listings

AI Image Upscaler Details

Image Upscaling is a free, browser-based AI image upscaler that enlarges photos, drawings, AI art, and anime up to 4x, reaching resolutions of 16K (up to 256MP on the General model). Three upscaling models are available: Diffuser for restoring poor-quality or small images with realistic textures, Plus for sharp output on decent-quality images and art (up to 32MP), and General for very large outputs and transparent images. An optional Face Restoration feature helps fix blurred or pixelated faces. The tool supports PNG, JPG, and WebP inputs, bulk uploads, drag-and-drop, and automatically deletes processed images a few minutes after completion. A small daily free quota covers most casual use, with paying supporters served first during peak demand. The service is donation-funded and runs on servers in Germany, with images matched to users via anonymous cookies. An Android APK is also available via Google Play, and an API is offered for integration.

AI Image Upscaler Pricing

Pricing model
Freemium

FAQ from AI Image Upscaler

Is the service really free?

Yes, it is 100% free for small-scale use with no paywall or sign-up. A daily free quota applies, and the service is supported by donations.

What is the maximum upscaling resolution?

Images can be scaled up to 4x, reaching up to 16K (256MP) on the General model, up to 32MP on the Plus model, and up to 6MP on the Diffuser model.

Which model should I choose?

Use Plus or General for decent-quality images, art, and drawings. Use Diffuser for small or poor-quality photos where realistic texture restoration matters. Enable Face Restoration to fix blurry faces.

How long are my images stored?

Images are stored only until processing completes plus a few additional minutes for you to download them, after which they are automatically deleted.

What image formats are supported?

PNG, JPG, and WebP are supported. Animated formats like GIF are not supported, and transparent images work with the Plus and General models.

AI Image Upscaler Website Traffic Analysis

Visit Over Time

Monthly Visits605.4K
Avg. Visit Duration02:01
Page per Visit2.93
Bounce Rate43.94%
Jul 2025 - Jun 2026 All Traffic

Geography

Top 5 Regions

📍United States
14.29%
📍Uzbekistan
6.58%
📍China
5.88%
📍Indonesia
5.86%
📍Philippines
4.70%
Jul 2025 - Jun 2026 Desktop Only

Traffic Sources

Direct
49.56%
Organic Search
35.88%
Organic Social
7.37%
Referrals
3.72%
GenAI
2.43%
Mail
0.86%
Display Ads
0.15%
Paid Search
0.01%
Paid Social
0.01%
Affiliate
0.00%
Jul 2025 - Jun 2026 Worldwide Desktop Only

AI Referral Traffic

Google Gemini
25.1%
Jul 2025 - Jun 2026 AI Engine Share Trends

Top Keywords

KeywordTrafficCost Per Click
free image upscaler30.7K$ 0.54
ai image upscaler102.4K$ 0.57
image upscaler free79.2K$ 0.25
image upscaler480.3K$ 0.25
ai upscaler103.4K$ 0.81

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