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MNKI vs MeltFlex AI: Architectural Floor Plans & Studio vs Room Redesign

Choose MNKI (mnki.ai) if you need an architectural and interior design studio that handles sketches, 2D floor plans (3D Plan & Space Planning), 3D massing, elevations, masked inpainting, and free browser CAD/3D drafting (MNKI EasyCAD & 3D Sandbox) with 40 watermark-free trial credits. Choose MeltFlex AI if your goal is consumer/real-estate room redesign with shoppable retail furniture links.

Last updated: October 21, 2026 · MeltFlex details checked against meltflexai.com on September 29, 2026.

Disclosure: MNKI publishes this comparison and is one of the two tools covered. Competitor facts come from MeltFlex's public pages (linked below). Verify current features and prices on each vendor's site.

Feature-by-feature comparison

AspectMNKI (mnki.ai)MeltFlex AI (meltflexai.com)
Primary focus Architectural and interior visualization studio: renders, 2D-to-3D floor plans, space planning, inpainting, mood boards, material palettes, presentations, and free CAD/3D tools Interior room redesign and virtual staging with shoppable furniture from retail stores (IKEA, Amazon, Wayfair, West Elm, Pottery Barn, etc.)
Floor Plan to 3D 3D Plan (furnished axonometric/isometric) and Space Planning (furnished, labeled layout) modules + Strict geometry strategy AI Floorplan to 3D converts 2D floor plans to 3D renders
Free CAD & 3D Modeling Includes MNKI EasyCAD (2D DXF editor), MNKI 3D Sandbox (3D builder with DXF/PDF export), and MNKICanvas free on all plans None stated
Editing / Inpainting Brush/mask Inpaint Remove, Inpaint Add, and Inpaint Replace + masked chat edits in AChAt Named tools: AI Furniture Changer, AI Floor Restyle, and AI Windows Design (no freehand mask brush named)
Free tier & Watermark 40 trial credits (up to 10 MNF renders or 6 MNG 2K renders) with no watermark First AI generation free with no card; free-tier images carry a MeltFlex watermark
Paid pricing Basic: 28.99 USD/month (500 credits); Pro: 148.99 USD/month (3,000 credits); Top-up: 10.00 USD for 150 non-expiring credits FAQ lists Standard EUR 19/month (490 credits, up to 100 renders), Pro EUR 59/month (2,250 credits, up to 340 renders), Mega EUR 90/month, and Enterprise

Frequently asked questions

How do MNKI and MeltFlex AI differ?

MNKI (mnki.ai) is built for architects, interior designers, and students: it accepts hand sketches, 2D floor plans, 3D massing, wireframes, elevations, sections, and site context, and includes free browser 2D DXF drafting (MNKI EasyCAD) and 3D modeling (MNKI 3D Sandbox). MeltFlex AI focuses on interior room redesign and virtual staging with shoppable furniture links from retail stores, alongside an AI Floorplan to 3D tool.

Does MNKI or MeltFlex add a watermark on the free tier?

MNKI's Free plan gives 40 trial credits with no watermark on exports. MeltFlex's FAQ states that its first AI generation is free without a card, and free-tier images carry a MeltFlex watermark (removed on paid plans).

Try MNKI Free (40 Watermark-Free Credits)

Sources (checked September 29, 2026): MeltFlex home · MeltFlex FAQ · MeltFlex subscription · MNKI pricing · MNKI FAQ.