

UI Faces: Free AI-Generated Avatars for Mockups
UI Faces delivers a free, high-resolution library of AI-generated avatars to populate your design mockups and user personas instantly.
Overview
UI Faces is a go-to resource for designers who need realistic placeholder faces without the hassle of stock photo licensing headaches. Instead of relying on scraped or aggregated photography, the platform now leans fully into AI-generated imagery, powered by tools like DALL-E and FLUX, to produce high-resolution avatars spanning human, alien, cartoon, and abstract styles. This gives designers a flexible, ever-growing visual library suited for wireframes, prototypes, and polished UI mockups alike.
Beyond simple avatars, UI Faces also caters to UX researchers and product teams through its curated user persona collections, blending demographic, psychographic, and professional data into ready-to-use profiles. Whether you're building a quick clickable prototype or fleshing out detailed user research documentation, the tool bridges the gap between visual design and research needs in one convenient hub.
Capabilities & Features
- Avatars
- AI-generated images
- Design mockups
- User personas
- Stock photos
- Free resources
- UI design
- UX design
Core Features
- Free AI-generated avatar library
- High-resolution image downloads
- Multiple style categories: Human, Alien, Cartoon, Abstract, Personas
- Ready-made user persona collections for UX research
- Licensing suitable for both internal and commercial design work
Use Cases
- Populating website and app mockups with realistic placeholder faces
- Building detailed user personas for UX research documentation
- Adding avatars to commercial design projects and client presentations
- Speeding up prototyping workflows with ready-to-use imagery
- Enhancing product pitch decks with diverse persona visuals
Best For
- UX designers
- UI designers
- Product teams
- Startups
- Web developers
- Graphic designers
Pros
- •Completely free access to a growing library of AI-generated avatars
- •High-resolution images suitable for professional mockups
- •Diverse style categories beyond just realistic human faces
- •Commercial use permitted under AI image licenses
- •Bundled user persona packs simplify UX research deliverables
Cons
- •Not recommended for use in live, public-facing projects
- •Licensing terms for AI images depend on third-party providers like OpenAI and Black Forest Labs, requiring extra verification
- •Previously available aggregated photo library has been discontinued
- •Limited to avatar-style imagery, not a full stock photo solution
How to Use
Visit the UI Faces website and browse through the categorized avatar library, including human, alien, cartoon, abstract, and persona-based images. Select and download the high-resolution avatars that fit your project, then drop them directly into your design mockups or prototypes. For deeper UX research needs, purchase the User Personas pack, available in HTML and PDF formats, to access detailed demographic and psychographic profiles.
Frequently Asked Questions
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Pricing
Avatar downloads are completely free, while an optional $19 add-on unlocks a premium collection of 100 detailed user personas in HTML and PDF formats.
Pricing data is provided as a summary. Visit the vendor website for full tier details.