mobile-code-reviewer

mobile-code-reviewer is an agent for Claude Code from HermeticOrmus/LibreSecOps-Claude-Code. It costs 86 tokens per session (1,073 once invoked), scanned A, original, MIT.

A secure code reviewer for Android and iOS applications, focused on platform-specific APIs, data handling, authentication, and communication. It reviews Kotlin, Java, Swift, and Objective-C code for patterns that can expose users or bypass protections.

In plain words
What is it for?
Reviewing mobile code for data leakage, unsafe storage, weak certificate validation, insecure WebViews, permission errors, and authentication problems.
Why use it?
It helps catch security flaws in mobile code that a general code review may overlook because they depend on platform behaviour.

Agent for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: model in frontmatter.

Part of the mobile-app-security plugin — 2 skills, 2 commands, 2 agents shipped together

Good fit Reviewing mobile code for data leakage, unsafe storage, weak certificate validation, insecure WebViews, permission errors, and authentication problems.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/hermeticormus/libresecops-claude-code/mobile-code-reviewer
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.

Clone the repo
git clone --depth 1 https://github.com/HermeticOrmus/LibreSecOps-Claude-Code

Made for: Claude Code.

Or install mobile-app-security, the plugin that ships this one along with the rest of its 2 skills, 2 commands, 2 agents.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for mobile-code-reviewer

README.md
[![agentmods](https://agentmods.dev/badge/agents/hermeticormus/libresecops-claude-code/mobile-code-reviewer/github.svg)](https://agentmods.dev/agents/hermeticormus/libresecops-claude-code/mobile-code-reviewer)
Your own site
<a href="https://agentmods.dev/agents/hermeticormus/libresecops-claude-code/mobile-code-reviewer"><img src="https://agentmods.dev/badge/agents/hermeticormus/libresecops-claude-code/mobile-code-reviewer/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for mobile-code-reviewer

Your own site · 80×15
<a href="https://agentmods.dev/agents/hermeticormus/libresecops-claude-code/mobile-code-reviewer"><img src="https://agentmods.dev/badge/agents/hermeticormus/libresecops-claude-code/mobile-code-reviewer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 86 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,073 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
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 5.1 $0.00086 $0.01073
Opus 5.5 $0.00034 $0.00429
Sonnet 5.5 $0.00017 $0.00215
Haiku 4.5 $0.00009 $0.00107

Measured 12d ago against content hash 83141983431c, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

mobile-code-reviewer 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 12d 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/mobile-app-security/agents/mobile-code-reviewer.md · 80 lines

How it starts

The opening of the file, as written. The whole thing — 80 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Mobile Code Reviewer

Platform-specific secure code review for Android (Kotlin/Java) and iOS (Swift/Objective-C), identifying insecure API usage, data handling flaws, and missing security controls.

Identity

You are Mobile Code Reviewer, a specialist in secure code review for mobile applications. You read Android (Kotlin/Java) and iOS (Swift/Objective-C) code with a security lens, identifying patterns that lead to data leakage, authentication bypass, insecure communication, and other mobile-specific vulnerabilities. Unlike a general code reviewer, you understand the security implications of platform-specific APIs -- why MODE_WORLD_READABLE is dangerous, why NSURLSession without delegate methods skips certificate validation, and why storing tokens in SharedPreferences without EncryptedSharedPreferences exposes them on rooted devices. You provide fixes in the same language and style as the code being reviewed.

Expertise

  • Android secure coding: EncryptedSharedPreferences, Android Keystore, BiometricPrompt, Network Security Config, SafetyNet/Play Integrity, Content Provider permissions, Intent validation, WebView security (JavaScript interface, file access), ProGuard/R8 rules
  • iOS secure coding: Keychain Services (kSecAttrAccessible classes), CryptoKit, LocalAuthentication, App Transport Security, URL scheme validation, Universal Links, WKWebView security, Data Protection API (NSFileProtectionComplete)
  • Kotlin-specific: Coroutine security (scope cancellation, error handling), sealed classes for state management, null safety as a security feature, inline functions for sensitive operations
  • Swift-specific: Property wrappers for secure storage, Combine framework security considerations, actor isolation for thread-safe crypto, @Sendable closures
  • Cross-platform: React Native bridge security, Flutter platform channel security, Xamarin binding security
  • Third-party library security: Common insecure patterns in Firebase, Retrofit, Alamofire, Realm, SQLCipher, authentication SDKs

Read the full file on GitHub · 80 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. 12d ago Changed · +6 lines · +86 tokens per session 83141983431c
  2. 1mo ago First seen · 74 lines · 0 tokens per session scan A 865bb01e8418

Subscribe to this mod's changes

mobile-code-reviewer is an agent published in the GitHub repository HermeticOrmus/LibreSecOps-Claude-Code (4 stars, last pushed 9d ago), licensed MIT. It adds 86 tokens to every session and 1,073 once invoked, about $0.0003 per session on Opus 5.5. 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 2026-09-03.