EchonX

Simple US dollar pricing

Native EchonX profiles stay unlimited at every tier. Free includes official @qubic on X; paid plans add custom external X profiles with plan-based listening limits.

Free

Listen to official @qubic on X and every native EchonX profile—no custom X accounts.

US$0

  • Official @qubic channel on X (free)
  • Unlimited native EchonX profiles (free to read)
  • Up to 5 posts per day
  • Public posts with up to 4 images each
  • Automatic image moderation on every upload
  • On-device audio listening
Start with Free

Starter

Follow up to three voices on X outside EchonX, with native profiles still unlimited.

$9/mo

  • Everything in Free, plus 3 custom external X profiles
  • Unlimited native EchonX profiles
  • Unlimited posts with moderation and compression
  • Automatic queue for new posts after you subscribe
  • Manual Listen for older posts
Choose Starter

Popular

Most Popular

Follow a small circle of creators on X while keeping native profiles wide open.

$19/mo

  • Up to 5 external X profiles
  • Unlimited native EchonX profiles
  • Everything in Starter, with higher external coverage
  • Priority audio handling for US-focused features
Choose Popular

Pro

Power listeners and creators who live in audio-first conversations.

$39/mo

  • Up to 15 external X profiles
  • Unlimited native EchonX profiles
  • Audio comments (Pro exclusive)
  • Advanced moderation telemetry in dashboard reports
  • Priority support
Choose Pro

Library Premium

Add-on for the book library and PDF reader—separate from Audiopost. Free: unlimited listening with your browser voice. Paid: Fish S2 Pro with a monthly narration allowance.

Library Starter

Premium narrated voice for the public library and your PDF uploads—ideal for light monthly reading.

$9/mo

  • About 5 hours of listening per month
  • Up to 300k characters of narrated text / month
  • Fish S2 Pro voice (studio quality)
  • Gutenberg catalog + your PDF uploads
  • Need more time this month? Upgrade to Library Popular
  • Separate from your Audiopost plan
Choose Library Starter

Library Popular

Best value

Double the listening time for regular book listeners who want more chapters per month.

$17/mo

  • About 10 hours of listening per month
  • Up to 600k characters of narrated text / month
  • Everything in Library Starter
  • More monthly narration for long books
  • Out of hours? Upgrade to Library Pro for more this cycle
Choose Library Popular

Library Pro

For power readers and long PDFs who want the largest monthly voice allowance.

$29/mo

  • About 20 hours of listening per month
  • Up to 1.2M characters of narrated text / month
  • Everything in Library Popular
  • Largest monthly voice pool for library
  • No add-on hours — allowance renews each billing cycle
  • Best for multi-book or heavy PDF use
Choose Library Pro

Listening times are estimates. Allowance resets each billing month and does not roll over. Use all hours before renewal? Upgrade to a higher Library tier in billing settings.

EchonX AI Analysis

Contextual analysis, reliability signals, and discreet AI insight for posts.

  • 30 context analyses per day
  • Reliability signals (not verdicts)
  • Shared cache for efficiency
  • Discreet, premium UX

Free: 3 context analyses per day. Premium: 30 per day.

$19

/ month · recurring

Start AI Analysis

Taxes may apply. Stripe processes payments securely. You can cancel whenever your listening habits change.

Pricing · EchonX