Run complex comfyUI workflows with one single click to create and enhance images and videos Traditional zoom smears; this AI upscaler imagines. It reads what each region of your photo should contain — eyelashes, fabric weave, brickwork — and reconstructs it at 2x or 4x size, turning small, soft originals into crisp, print-ready files. Why Choose RunningHub One click between a small file and a big print. Detail Rebuilding The AI image upscale engine synthesizes plausible micro-detail, not blur. Face-Safe Upscaling Eyes and skin hold their structure — no wax-figure artifacts. Old scans, phone snapshots, downloaded memes, AI output — all benefit. Print-Ready Files Go from thumbnail to poster resolution while keeping sharp edges. Small Photo, Big Canvas Push a 500px original to a crisp 2000px+ file. Unlike interpolation, the image upscaler AI model reconstructs texture region by region — fur, fabric, foliage — so enlarged images read as if shot at full resolution. Up to 4x enlargement Region-aware texture rebuild No smeared edges Old and Low-Light Photos, Rebuilt Grainy scans and noisy night shots come back through the upscaler AI pass: noise cleans, edges firm up, and faces recover structure rather than plastic smoothness. Archive photos become usable again. Noise and grain cleanup Faces keep real structure Batch rescue old archives AI Art Ready for Print From Preview to Poster Every generated image deserves better than preview size. Run renders through the image upscaling AI pipeline and export gallery-grade files — line work stays vector-clean, gradients stay smooth, no stair-steps. Poster-grade exports Clean line work, smooth gradients Pairs natively with the generator How the AI Upscaler Works Three uploads away from a printable file. 01 Upload the Image Any format, any small size — scans included. Upload the Image Any format, any small size — scans included. 02 Choose Enlargement 2x or 4x, tuned for faces, art or general photos. Choose Enlargement 2x or 4x, tuned for faces, art or general photos. 03 Compare Before/After The AI image upscale pass rebuilds detail; inspect side by side.

Compare Before/After The AI image upscale pass rebuilds detail; inspect side by side. 04 Download Big & Sharp Export the enlarged file, print-ready. Download Big & Sharp Export the enlarged file, print-ready. What Are Our Users Saying Print shops and archives that stopped rejecting files. Frequently Asked Questions Answers about enlarging images without ruin. What makes an AI image upscaler different from zoom? Zoom stretches existing pixels; an AI image upscaler reconstructs new plausible detail — texture, edges and micro-structure — before enlarging. Will faces look fake? No. The model is face-aware: skin texture and eye structure are preserved rather than smoothed into plastic. What sizes can I export? Up to 4x the original resolution; paired with re-generation you can push even larger. Does it help AI-generated art? Especially there — generator previews upscale to gallery files while keeping line work and gradients clean. Can it fix blurry old photos too? Yes, and the companion AI image enhancer handles noise and color first if the scan is badly damaged. What is the maximum enlargement an AI upscaler supports? The AI image upscaler runs to production-friendly sizes in one pass, and you can stack passes when a tiny file needs to reach print scale. Can the AI image upscale run several photos in one session? Yes — queue a batch of files, the image upscaler AI processes them one after another, and you download every enlarged result at the end. Does upscaling take long? Most photos finish in seconds; detailed artwork takes a little longer, and the AI upscaler keeps fine texture while enlarging so the wait buys real sharpness. Continue building with related creative tools on RunningHub. AI Image Enhancer Clean noise and light before upscaling for best results. AI Image Generator Create crisp new art, then enlarge to poster size. AI Image Editor Restyle first, upscale last — keep sources small while iterating. Image to Video AI Enlarge your stills, then animate them sharper. Make Any Image Print-Ready Upload a small photo and watch the AI image upscaler rebuild it at 4x — with an instant before-and-after.