HTML Viewer & Editor: Codex

Codex - HTML Editor
Code, Preview & Test

Write HTML, CSS, and JavaScript and see your work come to life — right on your iPhone and iPad. Codex is a fast, clean, native code editor built for learning web development and building projects on the go. No account, no clutter — just open and start coding.

WRITE CODE FAST

Full editor for HTML, CSS & JavaScript
Syntax highlighting with light & dark themes
Line numbers and a distraction-free, native interface
INSTANT PREVIEW & TEST

Live preview your pages instantly on device
Test your HTML, CSS, and JavaScript without leaving the app
See changes as you build
START FROM TEMPLATES

Kick off with ready-made templates (Blank, Landing page, and more)
Save time and learn from clean, working examples
ORGANIZE YOUR WORK

Manage multiple projects
Everything stored locally — your code stays private on your device
REMOTE ACCESS (SSH/SFTP)

Connect to your own servers to work with remote files
Credentials stored securely in the device Keychain
PRIVATE BY DESIGN

No sign-up required
We never upload or read your code
CODEX PRO
Unlock the full experience with Pro:

Unlimited projects
All premium templates
SSH / SFTP remote access
Pro is available as a monthly or yearly subscription, or a one-time Lifetime purchase. Try Codex free, upgrade anytime.

Whether you're learning to code, prototyping an idea, or editing files on the go, Codex - HTML Editor gives you a powerful web editor in your pocket.

Download Codex today and start building.

Privacy Plicy: https://sites.google.com/view/htmleditor-privacypolicy/home
Terms of Use: https://sites.google.com/view/html-editor-terms-of-use/home