StableCog
Images
Free, easy AI image generation with Stable Diffusion.
Like Fermat, StableCog is in the Images category. Both are freemium. Worth comparing on the detail page.
We've curated 50 of the best alternatives to Fermat, ranked by feature overlap, topic similarity, user ratings, and popularity. StableCog, Aiby, and Kittl lead the list as the closest matches.
Updated May 18, 2026
The list includes 50 freemium, so whether you're looking for a no-cost replacement or a more capable paid tier, there's an option to compare. Fermat itself is freemium, which makes freemium alternatives the most natural starting point.
Many of these tools cluster around use cases like Digital Art, Ai Art, Api, and Art Generation — the same problem spaces Fermat addresses. Cross-referencing tools that overlap on multiple topics gives a more reliable signal than category alone, because two products in the same category can still serve very different workflows.
Our ranking weighs eight signals: shared category, topic overlap, feature overlap, name and description text similarity (via PostgreSQL's pg_trgm and tsvector), Bayesian-smoothed user ratings, pricing-model match, popularity, and editorial overrides. Scores are then normalized within each tool's own candidate pool so the top match always represents the strongest available alternative.
Use the table of contents below to jump to free or paid alternatives, or scroll down to compare each option side-by-side with Fermat.
Ranked by compatibility score
Images
Free, easy AI image generation with Stable Diffusion.
Like Fermat, StableCog is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
An app for generating mesmerizing artworks and avatars.
Like Fermat, Aiby is in the Images category. Both are freemium. Worth comparing on the detail page.
0 free and 50 freemium options.
26 additional candidates
StableCog ranks as the highest-scoring alternative to Fermat, based on shared category, topic overlap, feature similarity, and user ratings. Ratings are still being collected for this tool.
Yes — 0 fully free and 50 freemium alternatives are available, including StableCog, Aiby, and Kittl.
StableCog is similarly priced (freemium) and sits in the same category (Images). View its detail page to compare features, integrations, and reviews side-by-side.
Top Images alternatives include StableCog, Aiby, Kittl, and Nero Muse. These tools share the same primary category and have meaningful topic overlap with Fermat.
Neither Fermat nor StableCog has user ratings yet — be the first to review either tool to help future visitors compare them.
Images
Create stunning designs effortlessly.
Like Fermat, Kittl is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Turn words into AI art in seconds
Like Fermat, Nero Muse is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Transform creativity into cash with AI-generated art
Like Fermat, Imgage is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create stunning AI-generated portraits and product photos instantly.
Like Fermat, Rainforest.zone is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Explore your creativity and expand imagination.
Like Fermat, Mindtown is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Enhance design with AI-powered stock imagery.
Like Fermat, Designer Clone AI is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Turn ordinary photos into stunning art with AI.
Like Fermat, Photo Lab is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create unique images from text descriptions with AI.
Like Fermat, DeepAI is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create amazing graphics, pictures, and text with AI
Like Fermat, Hotpot is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create stunning AI art instantly and freely
Like Fermat, Nightcafe is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Customize visual content at scale with AI
Like Fermat, Bria is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Swap faces in videos, GIFs and memes with a selfie.
Like Fermat, Reface is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create AI-generated images on your device in minutes
Like Fermat, Draw Things: AI-assisted Image Generation is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create AI artwork from text prompts in seconds.
Like Fermat, Dream by WOMBO is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create AI art safely and fairly
Like Fermat, DreamUp is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create stunning visuals in seconds with AI
Like Fermat, Clipdrop is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Transform words into AI-generated art.
Like Fermat, starryai is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create neural networks without code.
Like Fermat, Phygital is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Create AI-powered webpages instantly.
Like Fermat, PixelVibe is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
A multipurpose AI app for generation, gaming and analysis.
Like Fermat, Bright Eye is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
AI turns words into stunning art in seconds.
Like Fermat, Dream by WOMBO is in the Images category. Both are freemium. Worth comparing on the detail page.
Images
Turning dreams into art with AI.
Like Fermat, AI Dreamer is in the Images category. Both are freemium. Worth comparing on the detail page.
44 more free/freemium alternatives listed below. Browse all Fermat alternatives ↓
50 free or freemium alternatives to Fermat on /tools/fermat/alternatives.
Like Fermat, Histre is in the Images category. Both are freemium. Worth comparing on the detail page.
