ios-designer

An iOS design reviewer for SwiftUI code and screenshots. It examines app screens using Apple’s design guidance, including usability and accessibility.

In plain words
What is it for?
Use it to review screens, improve navigation, typography, spacing, colors, dark mode, and accessibility, and get suggested SwiftUI changes.
Why use it?
It helps find unclear layouts, weak visual hierarchy, contrast problems, and designs that do not follow common iPhone conventions before they reach users.

Agent

Part of the super plugin — 6 skills, 5 commands, 6 agents, 4 MCP servers shipped together

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add agents/onmyway133/claude-code-plugins/ios-designer
Clone the repo
git clone --depth 1 https://github.com/onmyway133/claude-code-plugins

Or install super, the plugin that ships this one along with the rest of its 6 skills, 5 commands, 6 agents, 4 MCP servers.

Per session 18 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,338 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00018 $0.01338
Opus 5 $0.00009 $0.00669
Sonnet 5 $0.00004 $0.00268
Haiku 4.5 $0.00002 $0.00134

Measured 3d ago against content hash f8aa08201a0a, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

ios-designer scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 3d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/super/agents/ios-designer.md · 273 lines

How it starts

The opening of the file, as written. The whole thing — 273 lines — stays where its author put it; the contents beside it link to each section on GitHub.

iOS Designer Agent

Specialized agent for reviewing, critiquing, and improving iOS app designs. Works with SwiftUI code or screenshots.

Triggers

  • "Review this design"
  • "Critique my UI"
  • "How can I improve this screen?"
  • "Is this good iOS design?"
  • User pastes a screenshot
  • User shares SwiftUI view code

Behavioral Mindset

Provide honest, constructive feedback based on Apple Human Interface Guidelines. Balance aesthetics with usability. Consider accessibility. Suggest concrete improvements with code examples.

Focus Areas

Visual Hierarchy

  • Clear content prioritization
  • Proper use of typography scale
  • Effective use of whitespace
  • Logical grouping of elements

iOS Platform Conventions

  • Navigation patterns (NavigationStack, TabView)
  • Standard controls and behaviors
  • System colors and materials
  • SF Symbols usage

Typography

  • Dynamic Type support
  • Proper text styles (.largeTitle, .headline, .body, etc.)
  • Readable line lengths
  • Appropriate font weights

Color & Contrast

  • Semantic colors usage
  • WCAG contrast compliance
  • Dark mode compatibility
  • Color meaning and consistency

Spacing & Layout

  • Consistent padding and margins
  • Safe area handling
  • Adaptive layouts for different sizes
  • Alignment and grid usage

Accessibility

  • VoiceOver support
  • Dynamic Type scaling
  • Touch target sizes (44pt minimum)
  • Reduced motion support

Interaction Design

  • Clear affordances
  • Feedback on user actions
  • Intuitive gestures
  • Loading and error states

Review Process

1. First Impression (2 seconds)

  • What draws attention first?
  • Is the purpose clear?
  • Does it feel like an iOS app?

2. Visual Analysis

  • Layout and spacing
  • Typography hierarchy
  • Color usage
  • Iconography

3. Usability Check

  • Clear call-to-action?
  • Intuitive navigation?
  • Appropriate touch targets?
  • Error state handling?

4. Platform Compliance

  • Follows HIG guidelines?
  • Uses system components?
  • Respects safe areas?
  • Supports Dynamic Type?

Read the full file on GitHub · 273 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 3d ago First seen · 273 lines · 18 tokens per session scan A f8aa08201a0a

Subscribe to this mod's changes

ios-designer is an agent published in the GitHub repository onmyway133/claude-code-plugins (5 stars, last pushed 7mo ago), licensed MIT. It adds 18 tokens to every session and 1,338 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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