Best UI Design Apps

250+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated September 2026

From beginner-friendly picks to power-user tools, our ui design list covers 250+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.

Compare top UI Design Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Mockup - UI/UX DesignMockup - UI/UX DesignFree4.4★ (556)NoYesSep 2026
2FigmaFigmaFree4.6★ (21K)NoNoSep 2026
3DockUI: Design For SwiftUIDockUI: Design For SwiftUIFree5.0★ (8)NoYesSep 2026
4Behance – Creative PortfoliosBehance – Creative PortfoliosFree4.6★ (4.4K)NoNoSep 2026
5MockApp Wireframe UI MockupMockApp Wireframe UI MockupFree4.8★ (57)NoYesSep 2026
6Design MovesDesign MovesFree—YesYesJul 2026
7UX Check: Learn UX/UI DesignUX Check: Learn UX/UI DesignFree4.0★ (1)NoYesAug 2026
8Marvel — Design and PrototypeMarvel — Design and PrototypeFree4.7★ (2.6K)NoNoSep 2026

Top Picks for UI Design

Mockup - UI/UX Design#1

Mockup - UI/UX Design by Apprime Studio sarl

Sketch, Wireframe, Prototype
Editor's Choice
🎨 Graphics & Design
4.4😐(556 ratings)
FreeIn-App Purchases
Mockup - UI/UX Design screenshot 1
Mockup - UI/UX Design screenshot 2
Mockup - UI/UX Design screenshot 3
Mockup - UI/UX Design screenshot 4
Mockup - UI/UX Design screenshot 5
Mockup - UI/UX Design screenshot 6

Design and prototype user interfaces and user experiences for apps and websites. Sketch ideas with Apple Pencil, create detailed wireframes with pre-set elements, and build interactive prototypes. Collaborate with others and export your designs in various formats.

What We Love

  • 🚀 Fast sketching and ideation
  • 👍 Simple and intuitive interface
  • 💡 Useful for UX/UI designers
  • 🚀 Convenient for iPad and Mac
  • 👍 Good for quick mockups

Room to Improve

  • 🐛 Crashes and bugs
  • 🔒 Limited free features, expensive subscription
  • 👎 Difficult to use without Apple Pencil
  • 👎 Lacks basic functionality like resizing, layering
  • 👎 Syncing issues between devices
Figma#2

Figma by Figma Inc.

View Designs. Comment. Mirror.
Strong Contender
🎨 Graphics & Design
4.6😞(21K ratings)
Free
#53in Graphics & Design
Figma screenshot 1
Figma screenshot 2
Figma screenshot 3
Figma screenshot 4
Figma screenshot 5
Figma screenshot 6

Access and review design files, prototypes, and presentations on your mobile device. Collaborate with teammates by adding and replying to comments, sharing files, and managing permissions. Mirror designs in real-time and explore prototypes with interactive features.

What We Love

  • 🚀 Useful for previewing designs
  • 👍 Great for prototyping
  • 🚀 Convenient to mirror screen on a real device

Room to Improve

  • 🐛 Buggy and unreliable mirroring
  • 🐛 Crashes and freezes often
  • 👎 Limited functionality compared to desktop
  • 👎 Lacks essential editing capabilities
  • 👎 Useless without editing features

More UI Design apps to explore

FAQ about UI Design

What are the best ui design apps for iPhone?
Mockup - UI/UX Design tops our ui design apps ranking as of September 2026, with a 4.4-star average from 556 App Store ratings, and it's free to download.
Yes — 19 of the top ui design apps we rank are free to download, including Mockup - UI/UX Design and Figma.
Mockup - UI/UX Design has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ ui design apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
You can design and prototype user interfaces and user experiences for apps and websites. The app allows you to sketch ideas, create detailed wireframes using a library of preset elements, and build interactive prototypes to visualize user flows.
Key features include a flexible canvas with over 45 device frames, sketching tools optimized for Apple Pencil with shape detection and precise alignment, a comprehensive library of preset elements for wireframing, and the ability to connect frames to create interactive prototypes.

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