Top pick (interiors)
Decor8 AI
- Transforms a single room photo into multiple photorealistic design concepts.
- Supports many curated themes and detailed natural-language prompts.
- Great for fast concepting + realistic results.
Source
Cited: Decor8 AI roundup/review. [1](https://blog.decor8.ai/post/the-12-best-ai-interior-design-app-choices-for-2026)
Most versatile (indoor + outdoor)
HomeDesignsAI
- Ranked “overall best” in a 2026 comparison for broad features/styles.
- Covers interiors plus exteriors and gardens in one toolkit.
- Good “single subscription” option if you want everything.
Source
Cited: 2026 comparison list and tool breakdown. [2](https://homedesigns.ai/go/10-best-ai-interior-design-tools-in-2026-honest-comparison/)
Best free option
VisualizeAI
- Listed among top recommended free interior AI tools in hands-on testing.
- Upload a photo and iterate through style options for inspiration.
Source
Cited: Apartment Therapy hands-on test list. [3](https://www.apartmenttherapy.com/ai-interior-design-37304209)
Quick experiments
RoomGPT
- Often included in “best tools” roundups for fast photo-based restyling.
- Useful for quick ideas; less granular control than pro tools.
Source
Cited: 2026 comparison list referencing RoomGPT. [2](https://homedesigns.ai/go/10-best-ai-interior-design-tools-in-2026-honest-comparison/)