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CodexLatest version · Android

Download Codex

A free Roblox executor for Android, with a simple editor to paste and run scripts.

  • Free
  • No Key
  • Android
How to install

The download opens in a new tab.

Why Codex

A clean, powerful editor — paste your script, hit Execute, done.

Fast and light

Opens in seconds and runs smoothly even on mid-range phones.

Clean editor

Paste your script, hit Execute and you are done. No confusing menus.

Use it carefully

It's a third-party program: scan the APK with antivirus software and use an alt account.

How to install in 3 steps

  1. 1

    Download

    Grab the latest Codex build for your device.

  2. 2

    Install

    Open the file and follow the on-screen steps.

  3. 3

    Execute

    Paste any script and hit Execute.

Ready to start?

Download Codex for free and paste your first script in under a minute.

Codex Executor — FAQ

Is Codex safe to download?

Codex is a well-known mobile Roblox executor, but it is a third-party program that modifies the Roblox client: no executor is 100% safe and using one breaks the Roblox Terms. RBLXGUIDE does not scan the file, so scan it with antivirus software, use an alt account, and never download it from random reuploads.

Does Codex need a key?

The current Codex build runs without a paid key. Some versions include a free key-system step (a quick link verification); if yours does, follow the on-screen steps — Codex is never pay-to-use.

Does Codex work on iOS and Android?

Codex is made for mobile. The Android build installs as an APK — turn on 'Install unknown apps' for your browser. iOS support varies by release; check the download for the version available for your device.

How do I install the Codex APK?

1) Tap Download to get the APK. 2) Open it from notifications or your Downloads folder. 3) Allow installs from your browser if prompted. 4) Open Codex, paste a script and hit Execute.

Is Codex free?

Yes — Codex is free to download and use. No subscription and nothing to buy to run it.

By downloading you agree you understand the risks. Always scan files with antivirus software. Codex is a third-party program not affiliated with Roblox, and using it breaks the Roblox Terms.