CoStudy

CoStudy

Flashcards & Exam Prep

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Free
In-App Purchases

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Details

Released
August 25, 2026
Updated
October 13, 2026

Features

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About

CoStudy turns certification prep into fast, focused study sessions. Flashcards, exam-realistic multiple-choice questions, and task-based simulations for 200+ certifications and courses — CPA, CFA, FINRA (SIE, Series 6/7/63/65/66), AWS, Azure, PMP, NCLEX, real estate, and a full educational catalog from middle school through AP and college admissions. • Study by chapter, topic, or custom lists • Focus mode strips everything away but the card in front of you • Practice exams with timers, score reports, and history • Progress syncs between your iPhone and the web at costudy.net • Try every certification free before you buy Single certifications are one-time purchases — yours forever. Bundles cover a whole track (all 6 CPA sections, the full FINRA path, and more). The Educational subscription unlocks the entire school catalog with a 7-day free trial.
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What's New in CoStudy

1.1.0

October 13, 2026

Know when you're ready • Free readiness diagnostic for the SIE, Series 7, 65 and 66, and CPA FAR, AUD and REG. 30 questions, no account needed. • A projected score with a likely range, measured against the pass mark. • Your accuracy in every area of the official exam outline, so a weak area can't hide behind a strong one. • A daily plan to exam day that puts your practice where it raises your score most. • Start from the new box on the home screen. • After your exam date, tell us how it went. It helps us make the score more accurate. Better questions • Answer explanations corrected across the catalog. • Grade 5, 11 and 12 question banks rewritten, with an explanation for every answer choice. • Spot something wrong? Tap "Report a problem with this question" after you answer. Also • Sign in to keep your readiness score on any device. • A refreshed header and menu that match costudy.net.

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Subscriptions & In-App Purchases

$17.99

Series 66

Full bank: cards, MCQs, practice exams

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