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Change Sky

AI Sky Replacement for Architecture

A bad sky ruins a good render. Swap dull, gray skies for vibrant blue horizons, dramatic sunsets, or starry nights with Rendair AI's sky replacement tool.

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AI Sky Replacement for Architecture
BeforeAfter

Compare before and after

Trusted by studios worldwide every day

  • AECOM
  • Emaar
  • Henning Larsen
  • Perkins&Will
  • SOM
  • Vitra
  • Woods Bagot
  • Zaha Hadid Architects
  • Gensler
  • BIG

How it works

How to Change Skies

Swap the background.

  1. 01

    Upload

    Upload your exterior view to swap the sky for "A dramatic sunset with purple clouds."

  2. 02

    Select

    Choose a sky preset (e.g., 'Blue Sky').

  3. 03

    Replace

    AI masks and swaps the sky.

  4. 04

    Ready!

    Download the image with a new sky.

Background Control

The perfect backdrop for your building.

Start for Free

Loved by architects worldwide

  • ★★★★★

    Breathtaking results. More than this, the quality of images! I am really happy, seriously.
    Smiling man wearing round glasses and a smartwatch in a close-up portrait photo.Fabio Miranda

  • ★★★★★

    The results are stunning and a great addition to our visualization toolkit. Keep up the great work!
    Kehrbach Planwerk logo: blue rectangular emblem with a stylized K and stacked text.Kehrbach PlanwerkArchitecture Studio

  • ★★★★★

    Rendair has become a pivotal tool in our conceptualizing process, helping us brainstorm and rapidly turn around ideas for pitches.
    DDomingo Narvaez

  • ★★★★★

    There is a learning curve, and real value comes from experimenting and refining your approach. But once you do, Rendair opens the door to beautiful, high-quality renderings you would not have imagined possible.
    Head-and-shoulders portrait of a smiling man in a dark blazer against green foliage.Tyler Swanson

  • ★★★★★

    Rendair has been a key service for generating realistic renderings for my clients. Amazing customer service, making sure you get the results you need.
    AAntónio Martinho

  • ★★★★★

    The platform is very intuitive and easy to navigate.
    Close-up portrait of a woman holding a red poppy flower near her face.Nutsa Labadze

  • ★★★★★

    With no background in design, construction, or AI, in the middle of a major renovation, the platform and the personal support made the entire process so much easier and far less stressful.
    Two people smiling in a casual outdoor portrait, both wearing blue jackets.Lindsay Favot

Made in Rendair

Fresh from the community, every day.

Curved Mediterranean villa photoreal render with reflecting moat, arched colonnade.
@quim
Photoreal render of a lit wooden barn at night with cows and a starry sky
@ilayda
Hand-drawn site plan of a vineyard event with a long banquet table and grape pergola
@isabel
Photoreal render of a low-rise desert-style mixed-use building with palm trees and pedestrians.
@aamer
Modern five-story apartment courtyard render with white brick facade and dark balconies.
@dqqwdqw
Top-down garden path plan drawing with herringbone paving and colored planting beds.
@jfabq
Futuristic white building with ribbed, curving forms towering over a public plaza.
@ege
Curving terracotta brick coastal house photoreal render with rooftop gardens and wave-like walls
@melisa

More use cases

All Use Cases

Ready to replace skies?

Join 1M+ architects and designers who save time with Rendair. Free to start, no card needed.

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