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Frequently asked questions

Quick answers below. Deeper topical FAQs:

What is Mythex and how does it work?

Mythex is an AI app builder. You describe what you want in plain language; Mythex builds a working app you can try instantly, then publish with one click. You also get a real workspace (preview, code, terminal) so you are not stuck in a chat transcript.

What languages does Mythex support?

65 languages, the same list as ChatGPT — including Arabic, Spanish, French, German, Portuguese, Japanese, Chinese, Korean, Hindi, Russian and Turkish. Mythex follows your browser’s language, or you can pick one in Account settings → Language; your account remembers it on every device. Arabic, Persian and Urdu run right-to-left. The agent replies in whatever language you write in, and you can build your app in any language by asking for it. See Language.

How is Mythex different from other AI builders?

Mythex combines three things in one place:
  1. Simple — plain language → live preview → publish
  2. Powerful — code, terminal, database, export, GitHub
  3. One place — no handoff between an easy builder and a real workspace
Side-by-side pages live in Compare.

What are credits?

Credits split into two kinds. Build powers the AI builder (chat, web searches, images) and the preview/workspace sandbox. Cloud powers published-app hosting, bandwidth, databases and file storage, paid first from monthly Cloud credits (Free 10/mo; Pro, Business and Enterprise a fifth of their monthly credits; reset on the 1st UTC). Free gets 10 Build credits on the first day, then 5/day (up to 30/mo). Pro, Business and Enterprise include the monthly credits of the tier you pick (100 to 10,000) plus 5/day (up to 50/mo extra), and can buy packs of 50 credits for $15. Unused daily credits expire at midnight UTC (monthly plan credits do not). If you used yesterday’s Free credits, we email you when today’s 5 are ready. See Credits and Credits FAQ.

How much does Mythex cost?

  • Free — $0, with 10 credits on the first day, then 5 a day to build (up to 30 a month).
  • Pro — from $25/mo (100 credits; $0.25 a credit).
  • Business — from $50/mo (100 credits; credits at Pro’s price + $25/mo for the plan). Adds SSO, private projects, members-only apps, joining by company email and required two-factor sign-in.
  • Enterprise — from $680/mo (800 credits; credits at Pro’s price + $480/mo for the plan). Adds the audit log, publish approvals, invite and sharing controls. Upgrade on /billing, or Book a demo to talk to us.
Paid plans go up to 10,000 credits a month, a little cheaper per credit at big tiers. Yearly is 10 months’ price. No per-seat fees. See Plans for every tier’s price.

Does Pro get a better AI model?

No. Free and every paid plan use the same Standard coding agent. Pro unlocks code edit, export, GitHub, top-ups, custom domains, a larger credit grant, and half-price hosting, databases and storage.

Is there a free trial?

No — the Free plan is free for as long as you like, with 10 Build credits on the first day and then 5/day (up to 30/mo). See Plans.

What happens when I run out of credits?

Build and Cloud run out independently. When Build credits run out, building pauses — Free users can upgrade or wait for the daily grant, Pro users can top up. When Cloud credits run out, Free’s LIVE published apps pause until the 1st or you upgrade; Pro keeps running from its monthly credits/top-ups.

Who owns the projects?

You do. See Data ownership.

Can I publish my app to the internet?

Yes — Mythex subdomain from monthly Cloud credits (Free pauses the app when they run out). Pro: custom domain. Email must be verified. See Publish FAQ.

Can Mythex connect a database?

Yes — Free and Pro; attach via chat (/database). LIVE DB usage spends from monthly Cloud credits.

Can I build a phone / mobile app?

Yes, on Pro. Ask in the chat, or use Publish → Android / iPhone. Mythex turns your web app into an Android and iPhone app: Android builds are a file to download or go to your Google Play internal testing, iPhone builds go to your TestFlight. See Mobile apps.

Do you charge per seat?

No. See Collaboration FAQ.

How do I delete my account?

/settings → Delete account. See Account settings and Account FAQ.

How do I get help?

Your avatar at the bottom of the sidebar → Support (on a phone, the avatar at the bottom left of the drawer), or support@mythex.ai. On marketing pages, use footer Support. See Support.