Diffusion Based Image Upscaling
The best 50 Diffusion Based Image Upscaling AI tools - Free & Paid
Explore 50 AI for Diffusion Based Image Upscaling
Upscale.media is a browser-based AI upscaler that increases image and short-video resolution up to 2×/4×/8×, reconstructs detail, reduces noise/artifacts, and offers deblur, sharpen, colorisation, face restoration, batch processing and API access.
Freemium
- $0.02
Stable Diffusion Online lets users generate photo‑realistic images from text using the Stable Diffusion XL model. It offers fast GPU‑accelerated rendering, real‑time inpainting/outpainting, a 9‑million‑entry prompt database, and no prompt or image storage.
Free
ImgUpscaler enlarges JPG, PNG, WebP images up to 400 % using super‑resolution, producing 16k × 16k outputs with minimal detail loss. Batch up to 5 images, offers basic editing, deletes uploads after 24 h, free commercial use.
Free
DiffusionBee runs locally on macOS and Intel‑based Macs, offering Stable Diffusion text‑to‑image, upscaling, variant creation, image‑to‑image, generative fill, video tools, an AI canvas for iterative editing, and custom model training—All on‑device for privacy.
Free
AI-driven image upscaler that enlarges photos to 7680 × 7680 px, supporting JPEG, PNG, WebP and up to 500 images per batch. It offers an API for sharpening, noise reduction, and a Mac app with background removal, photographers, designers, marketers, and social media managers.
Subscription
- $19.99/mo
Upload or drag a photo, then upscale it with one of six algorithms—Magic Kernel Sharp, Lanczos 3, Hermite, or AI‑based ESRGAN—entirely client‑side for privacy. Crop as needed and download in JPG, PNG, or WebP.
Free
Upsampler enhances and upscales images up to 100 megapixels, improving textures and adding details. Its generative fill feature allows users to modify specific sections, making it valuable for designers, photographers, and game developers seeking increased realism.
Freemium
Imgupscaler is an AI tool for enhancing image quality by upscaling images to 4K resolution. It supports multiple formats and restores details while reducing noise, making it suitable for e-commerce, social media, and graphic design.
Freemium
Upscayl is an open‑source AI upscaler that boosts images up to 16× with minimal detail loss. It supports batch processing, multiple model styles, local cross‑platform execution, and cloud sync for convenient, private, high‑quality image enhancement.
Freemium
- $24.99
AIUpscaler.ai is a browser-based AI tool that instantly enhances photos and videos to HD or 4K resolution with one click. It upscales, sharpens, and restores detail directly in your browser while preserving colors and ensuring privacy.
Freemium
Upscalepics lifts image resolution up to 8× with one click via a machine‑learning model, supporting JPG, PNG, and WebP files up to 4000 px. It offers custom dimensions, bulk uploads, and outputs up to 256 MP for print‑ready quality.
Freemium
- $3.3/mo
Browser‑based AI upscaler uses WebGPU and open‑source algorithms like Anime4K and RealESRGAN to enlarge video and image resolution. It processes each frame client‑side, preserving privacy, with drag‑and‑drop, side‑by‑side comparison, and selectable output sizes.
Free
AIImageUpscale enlarges images to 16 K resolution with GAN technology, applying automatic color correction for sharper contrast and saturation. It offers batch processing and an integrated AI art generator, supporting designers, photographers, and content creators.
Free
SDXL Turbo is a text‑to‑image model using Adversarial Diffusion Distillation for single‑step, high‑quality 512×512 outputs in under a second on modern GPUs. It supports multiple text encoders, is open‑source, and fits real‑time applications.
Freemium
- $5/mo
Stable Diffusion 3 is a text‑to‑image model using Diffusion Transformer architecture, offering accurate multi‑subject rendering, high‑detail outputs, noise‑prediction sampling, safety filters, API and downloadable weights for scalable, local or integrated deployment.
Free
Deep‑Image.ai offers photo upscaling, denoising, sharpening, color and lighting adjustments. It removes backgrounds, adds virtual staging, creates business headshots, and delivers batch product‑photo presets, inpainting, and high‑resolution generative upscaling up to 300 MP.
Freemium
Lupa Upscaler is an AI tool that transforms low-resolution, blurry images into crisp 4K quality. It enhances details, reduces noise, and is ideal for restoring old photos and optimizing digital visuals.
Freemium
- $4.9/mo
Image Upscaler AI enlarges photos, cartoons, and images up to 400 % using AI while preserving aspect ratio. Users upload via drag‑and‑drop, receive high‑resolution downloads within seconds, with files kept temporarily for privacy.
Paid
- $7/mo
Provides API access to pretrained image generation models for text‑to‑image, image‑to‑image, and inpainting, with real‑time editing. Supports single‑call Dreambooth/LoRA training without local GPU, plus voice cloning, text‑to‑3D, interior design, and video creation.
Paid
- $27/mo
SUPIR restores images with diffusion models, letting users supply text prompts to guide detail, color, and clarity improvements for landscapes, portraits, animals, gaming graphics, cinematics, and vintage photos. Developers can access the model through GitHub or a live demo.
Freemium
Illusion Diffusion converts uploaded photos into optical‑illusion artwork using Stable Diffusion and ControlNet. Users set prompts and Illusion Strength, adjust advanced controls, and select patterns to produce high‑quality, shareable visual transformations quickly.
Paid
TensorPix enhances SD video to 4K 60FPS, removes artifacts from VHS and old footage, offers real‑time call improvement, batch processing, API integration, and cloud GPU processing—no local install needed.
Freemium
ImgUpscaler.online is an AI-powered tool that instantly upscales low-resolution images to HD, 4K, or Ultra quality, reducing blur while preserving detail. It offers batch processing and is designed for photographers, e-commerce, and real estate to enhance web and print visuals.
Free trial
- $2.5/mo
AI‑powered image editor that runs entirely in the browser, offering smart crop, AI expand, format conversion, lossless compression, watermarking, color adjustment, filter, GIF creation, side‑by‑side comparison, and batch workflow design—all processed locally with WebAssembly for speed and privacy.
Free
BigJpg AI upsizes JPEG, PNG, GIF, BMP images from 2× to 16× while preserving edge sharpness and detail. It automatically sharpens textures, keeps fine lines and color gradients, and supports single or batch processing for printing, displays, and design work.
Paid
UpscaleImage.AI quickly produces realistic user‑generated content videos and cleans up photos. It offers 8× image upscaling, clarity restoration, old photo repair, and precise automated background removal. Users choose from 20+ scenes, customize actors, and generate unlimited video variations.
Free
Upscayl.app is an AI image upscaler that uses deep learning to increase photo resolution up to 8K. It enhances details, reduces noise, and offers batch processing to restore old photos and prepare images for print or digital use.
Freemium
- $4.9/mo
dopepics.io uses AI to upscale JPEG, PNG, and MP4 images to 8K resolution within seconds. It supports batch processing for photographers and designers, delivers high‑detail output, and deletes files after 48 hours for privacy.
Freemium
UpscalerAI.com is an AI-powered tool that upscales images and videos to 4K/8K, reconstructing details and sharpening content. It offers dedicated modes for photos, videos, pixel art, and text, featuring batch processing and secure exports for creators and professionals.
Free trial
Gigapixel AI is an AI-driven image upscaler that enhances image quality up to 10x, preserving details and textures. It supports batch processing and offers specialized presets for portraits, landscapes, and more, making it suitable for both professionals and casual users.
Free trial
Gigapixel AI is a powerful image upscaling and detail enhancement tool that uses deep learning to increase image resolution up to 600%, improve print quality, restore old photos, and enhance natural details.
Free trial
- $99
Unblur Image is an AI-powered tool that enhances blurry photos by removing motion blur, poor focus, and noise. It supports various formats, batch processing, and upscaling to 4K resolution for improved image quality and clarity.
Freemium
cre8tiveAI is an online AI platform that streamlines photo, illustration, and video editing with deep‑learning models. It upscales images, refines faces, generates icons and illustrations, converts photos to 3‑D video, creates line art, colorizes black‑and‑white photos, and compresses PNGs.
Paid
LetsEnhance is an AI image editor that upscales up to 512 MP, sharpens, restores, and removes compression artifacts from JPG, PNG, or WebP files. It supports batch processing, high‑resolution outputs for prints and AI art, preserving natural texture without watermarks.
Freemium
- $0.75/mo
Unstable Diffusion is an AI image generator that provides unrestricted and uncensored image generation from text prompts.
Freemium
The Stable Diffusion AI Generator is an online platform with a 6 billion parameter dual model system and simplified prompting, allowing users to easily generate stunning visuals from text using Imagine AI art generator.
Freemium
Think Diffusion is an AI art tool that brings pro-level AI art capabilities to anyone with a browser in just a few clicks, providing top-tier models and ControlNet, and allowing for easy launch of additional virtual machines for simultaneous use.
Free trial
- $29.99/mo
Clarity AI is an image upscaler and enhancer that restores high-resolution detail—up to 13,000 px from 64 px—offering adjustable detail, noise reduction, blur correction, artifact removal, style transfer, plus API and ComfyUI integration for workflows.
Freemium
Imglarger is an image enhancer that upsamples photos up to 8×, supports batch processing, and offers background, object, and face retouch tools. It converts WebP, JPEG, PNG, SVG, JFIF formats and lets users adjust brightness, contrast, and saturation via web or mobile.
Freemium
DiffusionArt converts text prompts into high-resolution images using diffusion models, offering prompt-to-image, inpainting, image editing, batch generation, upscaling and style controls for consistent, print- and web-ready visuals with workflow and access management.
Freemium
AIEnhancer.ai is a free online tool that instantly transforms blurry, low-quality images into high-resolution 4K photos. Simply upload your picture to apply AI-powered upscaling, noise reduction, and color correction, then preview and download the enhanced result.
Freemium
Magnific AI upsamples, enhances, and transforms images, producing high‑resolution outputs for photography, illustration, design, and game assets. Users guide detail with prompts and sliders for creativity, HDR, and resemblance, and can batch‑process for workflow integration.
Freemium
Pixop is an AI‑powered video enhancer that upsamples HD SDR content to UHD HDR without added infrastructure. It offers real‑time live conversion, REST‑API driven archival upscaling, and a browser studio for deinterlacing, denoising, and upscaling.
Freemium
- $6.38
ArtEdge AI upscales and enhances photos to 4K, reducing blur and noise while restoring faces, logos and old or raw images. Server-side processing handles JPG, PNG and WebP up to 50 MB with fast drag-and-drop uploads.
Freemium
Free AI Image Enhancer upscale images up to 25MP by a factor of four, improving resolution and detail. It features various enhancement modes, including face restoration, and supports batch processing while ensuring user data privacy.
Free
Happy Diffusion runs Stable Diffusion in the browser, enabling instant adult image creation with 50+ pre‑integrated models and unlimited Civitai models. It uses an NVIDIA A100 GPU, handles up to 7,000 images/hour, and erases data per session.
Free
AI image enhancer that upscales up to 4×, removes noise, sharpens blur, and can enhance faces or colorize. Handles .png/.jpg/.webp/.tif/.bmp/.raw and outputs the same formats. Windows, macOS and Photoshop plugin supported.
Free trial
Clipdrop is an AI image editor that adjusts aspect ratios, extends boundaries, and adds background space while preserving detail. It offers background removal, object cleanup, relighting, universal resizing, upscale, and text‑to‑image generation for photographers and designers.
Freemium
- $15/mo