Offline Video Upscaler
Upscale video & photos to 4K, locally on your Mac
Offline Video Upscaler launched on June 29, 2026 with 3 votes, #6,658 of 22,647 launches that month and more than 50% of that year's launches.
What it does
OFF turns 480p–1080p video and photos into crisp 4K using on-device AI, right on your Mac. Your audio is kept, your files never leave your machine, and there's no subscription. Free for the first 100,000 users.
OFF - 4K Upscaler turns 480p, 720p and 1080p video and photos into crisp 4K — locally on your Mac, with the original audio kept. No subscription, no cloud, fully private.
OFF turns 480p, 720p and 1080p footage into sharp 4K using on-device Real-ESRGAN AI — your original audio kept, your files never leaving your Mac. Join early and unlock OFF — 4K Upscaler free, for life. No subscription and no per-video credits, ever. It's our thank-you to the first 100,000 people on board. Powerful enough for pros, simple enough for anyone. No cloud uploads, no waiting in queues you don't control. Bring 480p, 720p and 1080p clips up to razor-sharp 4K with on-device Real-ESRGAN super-resolution. Portrait or landscape, any length. Sharpen and enlarge images with a live before/after slider, optional sharpness, brightness, contrast and saturation, and match-original-file-size…from off.onl
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