Comparison

Mobile IDE for Codex AI GPT vs Codex Relay

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Mobile IDE for Codex AI GPT

This app provides a mobile interface for a desktop AI coding environment, allowing developers to edit code, run commands, manage Git, and interact with AI assistants from their iPhone. It enables productive use of idle moments by offering real-time access to projects and a built-in terminal.

Highlights
  • Real-time desktop bridge
  • Built-in terminal
  • Full Git support
  • Code editor with syntax highlighting
  • File explorer
  • Multiple AI agents
  • Hands-free voice input
Features
Read full description

Mobile IDE for Codex brings your desktop AI coding environment to your pocket. Browse your project, edit code, run commands, manage Git, and work with an AI assistant, all from your iPhone, no matter where you are. Built for developers who refuse to wait until they're back at their desk, Mobile IDE for Codex turns idle moments into productive ones. Review a pull request on your commute, fix a bug over coffee, or push a quick commit from the couch. Why Remote Access Matters Your best ideas don't always happen in front of a monitor. Mobile IDE for Codex gives you a direct, real-time channel to your desktop Codex so you can act on those ideas immediately, not hours later when you've already forgotten the details. Core Features - Real-Time Desktop Bridge. Your phone connects directly to Codex running on your Mac, Linux, or Windows machine. Every message, command, and response syncs instantly, with full conversation history on your device. - Built-In Terminal. Run shell commands and watch live output right from your phone, no laptop required. - Source Control. Full Git support: browse changes, review diffs line by line, and stage, commit, push, and pull without leaving the app. - Code Editor. Open, read, and edit project files on the go, with syntax highlighting for a comfortable mobile coding experience. - File Explorer. Navigate your entire workspace, jump to any file, and keep the whole project at your fingertips. - Multiple AI Agents. Create, pin, and switch between specialized agents (iOS, Android, UX, Q&A, or your own), each tuned for a different job. - Hands-Free Voice Input. Describe a bug, ask an architectural question, or dictate a change, all by voice, hands free. - Agents & Skills Catalog. Discover, install, and manage Codex plugins, skills, and prompt templates to supercharge your workflow. - Push Notifications. Get notified the moment a long-running task finishes, so you never sit and wait. - Sessions That Stay Alive. Network hiccups happen. Mobile IDE for Codex keeps your session context so you pick up right where you left off, with no re-authentication and no lost messages. Getting Started: It Takes Under a Minute 1. Install Codex on your Mac if you haven't already. 2. Open Mobile IDE for Codex on your iPhone and tap the connection link. 3. Open the provided link on the desktop where Codex is installed. 4. Follow the on-screen instructions, tap Connect, and you're up and running in under a minute. No complex configuration, no port forwarding, no VPN. The setup is designed to just work. Free to Try Start with free daily messages to experience the full workflow. When you're ready for unlimited access across all AI models, upgrade to a monthly or yearly plan. Customer Support For help, inquiries, or feedback, please reach out to support@luch.dev Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://experts-draw-9pm.craft.me/xGv1WeiMhVG1dH

About

Codex Relay

Manage your Codex workflow remotely from your phone. Track active threads, send prompts, review output, and respond to requests. Designed for developers to stay connected to their work without being at their desk.

Highlights
  • Follow Codex conversations remotely
  • Send prompts and follow-up instructions
  • Respond to approval and input requests
  • Attach images for context
  • Review workspace and thread activity
  • Manage relay server state
  • Check usage statistics
Features
Read full description

Codex Relay brings your Codex workflow to your phone. Connect to your local Codex Relay server and keep track of active threads, responses, approvals, and workspace activity without staying at your desk. Send follow-up prompts, review assistant output, attach images for context, and respond when Codex needs input before it can continue. Built for developers who use Codex as part of real work, Codex Relay keeps the mobile experience focused, fast, and close to the terminal workflow. Key features: - Follow Codex conversations from your phone - Send prompts and follow-up instructions - Respond to approval and input requests - Attach images as context - Review workspace and thread activity - Manage connected relay server state - Check usage - Designed for local developer workflows Codex Relay requires a running Codex Relay server on your computer. Start the server with `npx codex-relay@latest`, then connect your device over your local network. GitHub: https://github.com/gronxb/codex-relay Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Mobile IDE for Codex AI GPT4 screens
Codex Relay4 screens

Verdict

The call

The clearest difference is in-app purchases: Codex Relay at none against Mobile IDE for Codex AI GPT's 2. Codex Relay also leads on ratings volume (54 vs 1) and rating (4.2 vs 4.0). Mobile IDE for Codex AI GPT's advantage is review sentiment (100% vs 71%). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Mobile IDE for Codex AI GPT sells 2 in-app purchases, starting at $14.99 per month. Codex Relay asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Codex Relay holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: Codex Relay has 54 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 100% of Mobile IDE for Codex AI GPT's written reviews are positive against 71% of Codex Relay's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Mobile IDE for Codex AI GPT ships an update monthly, Codex Relay fortnightly. The most recent releases landed on September 10, 2026 and September 25, 2026 respectively.

Scorecard8 real differences · 3 level
Mobile IDE for Codex AI GPT versus Codex Relay: the parameters behind the verdict, then further details
ParameterMobile IDE for Codex AI GPTCodex Relay
PriceFreeFree
Rating4.0 (1 ratings)4.2 (54 ratings) — better
Positive reviews100.0% of reviews — better70.6% of reviews
Number of ratings154 — better
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
Best chart rank—#78 — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.616.4 — better
Further details — not scored
Size41 MB111 MB
Age rating4+17+
DeveloperUladzsislau LuchkouskiKang Sungyu

Customer experience

Mobile IDE for Codex AI GPT

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Codex Relay

All ratings54 ratings
Positive79.6%
Neutral3.7%
Negative16.7%
Written reviews17 reviews
Positive70.6%
Neutral0.0%
Negative29.4%

In-app purchases

2 purchases

Mobile IDE for Codex AI GPT

Subscriptions2
  • Codex Premium Monthly$14.991 Month
  • Codex Premium Yearly$149.991 Year
None

Codex Relay

No in-app purchases

Questions

Is Mobile IDE for Codex AI GPT free?
Mobile IDE for Codex AI GPT is free to download, with in-app purchases available.
Is Codex Relay free?
Codex Relay is free to download, with no in-app purchases.
Which has better reviews, Mobile IDE for Codex AI GPT or Codex Relay?
Codex Relay is rated higher. Mobile IDE for Codex AI GPT averages 4.0 out of 5 from 1 ratings, while Codex Relay averages 4.2 from 54 ratings.
Do Mobile IDE for Codex AI GPT or Codex Relay have ads?
Neither Mobile IDE for Codex AI GPT nor Codex Relay shows ads.
Which is updated more often, Mobile IDE for Codex AI GPT or Codex Relay?
Mobile IDE for Codex AI GPT ships an update monthly, and Codex Relay fortnightly. Most recently, Mobile IDE for Codex AI GPT was updated on September 10, 2026 and Codex Relay on September 25, 2026.

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