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
VanceAI Image Upscaler enlarges JPEG, PNG, and WebP files up to 40‑fold while preserving detail. It offers multiple AI models for texture and color fidelity, removes artifacts, supports batch processing, and includes background removal—ideal for e‑commerce and print restoration.
Free trial
- $4.95
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
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
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
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
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
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
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
Photiu Image Upscaler is an AI tool that instantly enhances image resolution and quality for sharper details. It supports drag-and-drop or URL uploads of JPG, PNG, and WebP files, ideal for photographers, e-commerce, and digital content.
Freemium
AI Photo & Art Enhancer upsamples images up to 16×, adds fine detail, and applies noise‑reduction while keeping edges sharp. It converts drawings and pixel art into vector‑style graphics, enlarges text for OCR, and supports batch GPU‑accelerated processing.
Freemium
Nero AI Image Upscaler uses deep neural networks to enlarge images up to 268 MP while adding detail, removing noise, and auto‑removing JPEG artifacts. It offers Face, Anime, Photo, Standard, and Reconstruct styles, plus batch processing for efficient workflows.
Freemium
- $0.03
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
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
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
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
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
This AI tool generates images and text using machine learning features and has built-in safety measures, with ongoing development and a Discord server for help and support.
Free
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
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
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
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
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
Unstable Diffusion is an AI image generator that provides unrestricted and uncensored image generation from text prompts.
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
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
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
The tool offers AI-powered image upscaling using Sinkin or ESRGAN with customizable settings such as start images, prompts, dimensions, model options, and guidance. The service is payable with credits and takes 10-20 seconds per image generation.
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
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
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
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
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
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
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
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
Diffusely is an AI Photoshop plugin that generates, edits, fills, and upsamples images directly in Photoshop. Users provide text prompts to create high‑resolution images, modify existing ones, replace regions, or upscale to 4K within the interface.
Free trial
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
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
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
AI‑powered Image Enhancer Online upsizes and restores photos and videos to 4K/8K, applies style filters, face/background edits, and batch drag‑and‑drop processing. It serves hobbyists, photographers, designers, and marketers seeking quick, high‑quality image improvements.
Paid
- $6
VanceAI offers AI‑driven image enhancement tools—upscaling, sharpening, denoising, background removal, restoration, and cartoonization. Supports batch processing and a Windows desktop app, enabling quick, detail‑preserving edits for photographers, designers, and e‑commerce sellers.
Free trial
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