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    Start free.
    Scale up when it matters.

    CADET stays free forever. ZENITH unlocks unlimited tutoring, practice, and worked help with weekly, monthly, or yearly billing in USD.

    Start FreeSee Plans
    CADET
    Freeforever

    Start studying instantly with no card, no timer, and no setup friction.

    • ✓AI Tutor Chat with daily limits
    • ✓High-quality practice questions
    • ✓AI-marked worked solutions
    • ✓No credit card required

    Best for trying FEZA out

    Get Started Free
    ZENITH

    One premium plan, three billing speeds. Pick the commitment that suits your study season.

    7-day first-subscription trial
    $3.99/week USD
    Approx A$6.10 billed weekly

    Flexible week-to-week access with the lowest upfront commitment.

    Start small and cancel anytime.

    • ✓Everything in CADET
    • ✓Unlimited high-quality practice questions
    • ✓Unlimited AI tutor conversations
    • ✓Instant answers with no daily rate limits
    • ✓Priority support and faster response queueing
    • ✓Early access to new subjects and premium tools
    Current billing mode
    Weekly

    Checkout stays in USD. Approximate AUD is shown here so the pricing is legible for local students.

    Unlimited usage subject to fair use. First-time ZENITH subscribers start with a 7-day trial. See Terms.

    Billed in USD · Stripe secured · Cancel anytime

    Checkout is billed in USD. Approximate AUD conversions are shown for local reference only. First-time ZENITH subscriptions start with a 7-day free trial. Payments are processed securely by Stripe. Questions? Email [email protected]

    What's included

    Feature
    CADET
    ZENITH
    Unlimited AI chat
    Daily limit
    ✓
    Unlimited practice question generation
    Daily limit
    ✓
    AI-marked worked solutions
    ✓
    ✓
    Step-by-step explanations
    ✓
    ✓
    All STEM subjects
    ✓
    ✓
    Multiple difficulty modes (SF, CF, CU, CE)
    ✓
    ✓
    Tech Free & Tech Active modes
    ✓
    ✓
    Written & multiple-choice format
    ✓
    ✓
    No daily rate limits
    —
    ✓
    Cross-topic question integration
    —
    ✓
    Exam simulation mode
    —
    ✓
    Priority support
    —
    ✓
    Early access to new features
    —
    ✓
    Price
    Free forever
    From $3.99/wk USD · $8.99/mo USD · $89.99/yr USD

    What a private tutor costs vs. FEZA

    Less than a single tutoring session for the whole month, with no scheduling or commuting.

    Private Tutor
    —~2 hours per week
    —$80–$120 / hr AUD
    —Book a week in advance
    —One or two subjects
    —Gets annoyed if you ask the same thing twice
    —Rushes when time runs out
    —~$1,500–$2,500 per year
    FEZA ZENITH
    ✓Unlimited — 24 hours a day, 7 days a week
    ✓$3.99 / week USD
    ✓Instant. Right now.
    ✓Every STEM subject
    ✓Never loses patience — ask 100 times
    ✓Never rushes or runs out of time
    ✓Low commitment when you want a short sprint or exam push.

    Frequently asked questions

    Ready to get unlimited access?

    Start on CADET, or switch to ZENITH weekly when you want unlimited everything.

    Start FreeReview Weekly Plan ↑

    Billed in USD · Approx AUD shown · 7-day first-subscription trial · Cancel anytime