4K Quality
4K AI Image Upscaler
Bring your low-resolution photos and AI generations up to ultra-sharp 4K. Ideal for prints, hero banners, large displays, and any time pixel-perfect detail matters.
Built in
Crafted for creators who care about the result.
Premium upscaler
Powered by Nano Banana Pro Edit, the highest-quality model in Picaify’s lineup.
Clean detail recovery
AI recovers fine texture fabric weave, eyelashes, product engraving without making things look fake.
Pairs with editing
Upscale after a creative generation or background swap, all inside the same app.
Phone-grade speed
4K renders complete in well under a minute, even on cellular data.
Print-ready
Output is sharp enough for posters, framed prints, and hero website banners.
All from mobile
No desktop tool, no plugin just open Picaify and choose 4K output.
How it works
Four steps, from your phone.
- 01
Open Picaify and choose Image to Image
4K upscaling is part of the Image to Image flow when using Nano Banana Pro Edit.
- 02
Upload your photo
Even compressed, low-resolution photos can be improved the AI works with what you give it.
- 03
Pick Nano Banana Pro Edit and turn on 4K
Switch to the premium model and toggle 4K output mode.
- 04
Generate and save
Tap Generate, preview the upscaled photo, and save it to your gallery in 4K resolution.
Explore more Picaify AI tools
All powered by the same Picaify app — try them on iOS or Android.
Try it from your phone.
Free credits on sign-up. No subscription required.