Best UI Reference Apps

185+ iOS apps curated and reviewed

4.1 avg rating
18 free apps
Updated June 2026

With an average user rating of 4.1โ˜…, the ui reference category is one of the App Store's strongest. Browse all 185+ apps we track, sorted so the most loved ones surface first.

Top Picks for UI Reference

SpotUI#1

SpotUI by INSPIREUI COMPANY LIMITED

Elegant React Native showcase
Editor's Choice
๐Ÿ“Š Productivity
1.0(5 ratings)
Free
SpotUI screenshot 1
SpotUI screenshot 2
SpotUI screenshot 3
SpotUI screenshot 4
SpotUI screenshot 5
SpotUI screenshot 6

This application collects and showcases elegantly designed mobile UI components built with React Native, aiming to help developers learn and create more beautiful and effective applications. Download it today to access a curated collection of top-notch UI and UX designs.

More UI Reference apps to explore

4
Catalog - UI
Catalog - UI
Catalog - UI
UIKit & SwiftUI component
Free

Browse and try various iOS UI components in one place, including buttons, pickers, sliders, and more, with live demos and code snippets. Explore, learn, and build your app with ease, and start creating with a vast library of UIKit and SwiftUI components at your fingertips.

๐Ÿ” Reference
(2)
5
Uxcel: Learn UX & UI Design
Uxcel: Learn UX & UI Design
Uxcel: Learn UX & UI Design
UX design, PM & AI courses
Free

Uxcel Go helps you master UX design through interactive lessons, practical projects, and expert guidance. Start creating seamless user experiences today!

๐Ÿ“š Education
(31)
6
X Decks โ€“ UX/UI Cards & Tools
X Decks โ€“ UX/UI Cards & Tools
X Decks โ€“ UX/UI Cards & Tools
Build better products
Free
๐Ÿ” Reference
(0)
7
Alwatani
Alwatani
Alwatani
ุงู„ูˆุทู†ูŠ
Free

Access your account information, track Data Usage, and contact support - all in one place. Stay connected effortlessly with our app!

๐Ÿ”ง Utilities
(638)
8
Interactful
Interactful
Interactful
Learn SwiftUI
Free

Discover an interactive guide for SwiftUI designed to enhance app development for designers and developers. Access code snippets, interactive examples, and resources for components and foundational elements, along with direct links to Apple's official developer documentation.

๐Ÿ› ๏ธ Developer Tools
(386)
9
UX Ref
UX Ref
UX Ref
UX Reference Guide
Free

Discover the world of UX through an interactive guide that helps you learn and explore user experience in a hands-on way. Start learning today and enhance your UX knowledge!

๐Ÿ› ๏ธ Developer Tools
(6)
10
Icon Themer: Asthetic Themekit
Icon Themer: Asthetic Themekit
Icon Themer: Asthetic Themekit
Themepack & Wallpapers Threads
Free

Revamp your mobile interface with custom icon themes using our app. Personalize your device effortlessly and give it a fresh look today!

๐ŸŽจ Graphics & Design
(14K)
11
Learn SwiftUI
Learn SwiftUI
Learn SwiftUI
SwiftUI Tutorials
Free

Learn SwiftUI is a mobile app offering over 50 interactive lessons to help users learn SwiftUI with real-time code feedback. With courses ranging from basics to advanced topics, users can unlock additional content for a reduced price and look forward to future updates and lessons. Explore the world of SwiftUI coding on your iOS device and accelerate your learning experience today!

๐Ÿ“š Education
(213)
12
Flutter UI Challenges
Flutter UI Challenges
Flutter UI Challenges
Flutter UI Experiments
Free

This app helps you learn Flutter development by providing side-by-side previews and code for various real-life scenarios, allowing you to view, copy, and share code with others. Explore and experiment with Flutter UI components to enhance your development skills.

๐Ÿ“š Education
(8)
13
CSS Quick Reference
CSS Quick Reference
CSS Quick Reference
by Flight-Sheets.com
Free

This application provides easy access to CSS properties, pseudo-classes, and pseudo-elements, along with syntax, values, and sample code, allowing developers to experiment and test changes on-the-go. With a built-in browser and color picker tool, developers can edit and preview HTML and CSS code, and quickly obtain CSS colors in RGB and hex formats.

๐Ÿ” Reference
(16)
14
You at UI
You at UI
You at UI
by Legit Apps, LLC
Free
๐Ÿ“š Education
(2)
15
VizRef Lite
VizRef Lite
VizRef Lite
Reference board app for iPhone
$1.99

A reference board app for iPhones, VizRef Lite enables creatives to create visual reference boards with images and gifs from various sources, such as web browsers, cloud storage, and photos. It serves as a companion app for drawing and animation tools like Procreate, offering features like image cropping, grayscale toggle, and support for animated gifs. Take your inspiration anywhere with this easy-to-use tool designed by artists for artists.

๐ŸŽจ Graphics & Design
(36)
16
Artista - Drawing Reference
Artista - Drawing Reference
Artista - Drawing Reference
by Max Buster
Free

This application provides a platform for artists to access a vast library of high-quality reference photos, share their work, and learn from others by seeing how they interpret the same references. By joining the community, users can track their progress over time and enhance their artistic skills.

๐Ÿ“š Education
(17)
17
Libraried: UI Components
Libraried: UI Components
Libraried: UI Components
For Use With SwiftUI
Free

An app for developers and designers to learn and work with SwiftUI components through a user-friendly interface, offering reference for developers, design options for designers, and easy code copying. Perfect for those looking to enhance their SwiftUI skills.

๐Ÿ› ๏ธ Developer Tools
(40)
18
Profound UI
Profound UI
Profound UI
by Profound Logic Software
Free

This mobile application allows users to access and interact with data stored on an IBM i server in real-time, using their iPhone or iPad, and even integrate with native device features. By connecting to the server, users can retrieve, update, and leverage IBM i data on-the-go, and transform character-based applications into a richer, mobile experience.

๐Ÿ’ผ Business
(7)
19
Color Picker - Designer Tools
Color Picker - Designer Tools
Color Picker - Designer Tools
UI Designer Creative
$0.99

This application allows users to extract colors from any image, making it a valuable tool for designers, developers, and anyone who works with colors. Simply select a photo, touch, and drag to start picking colors and unlock your creative potential.

๐Ÿ” Reference
(33)
20
Illinois
Illinois
Illinois
by University of Illinois at Urbana-Champaign
Free

Experience the University of Illinois through our app! Stay organized with class schedules, access campus events and dining menus, track Illini Cash, and more. Share your ideas with us at https://go.illinois.edu/AppFeedback.

๐Ÿ“š Education
(107)