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Pick monthly, 6-month, or annual access to unlock all 9 sections, state-specific practice, mock exams, explanations, parked-study audio, and the Pass Promise.
15
Preview questions help you check the pacing and study flow before choosing Premium.
80%
Premium practice is centered on the pass threshold most CDL knowledge sections require.
Included
Finish the full bank and still not feel ready? We extend access before your test date at no charge.
$14.99/mo. Full access starts at checkout.
Choose monthlyNo free trial. Access starts after checkout.
$4.17/mo. Full access starts at checkout.
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Pass Promise
Complete the full Koydo CDL question bank and still don't feel ready for your exam? Email support@koydo.app before your test date and we'll extend your Premium access at no charge.
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