ISC2 Official Exam Prep: iPhone vs Android
ISC2 Official Exam Prep by learnZapp is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
4.8 ★
61 ratings, both stores
Measured
Best rank now
#188
Android · 
Education Grossing
Education GrossingMeasured
App Store
App details
App ID
1555533017
Publisher
learnZapp
Content rating
4+
Google Play
App details
App ID
com.learnzapp.cissp
Publisher
LearnZapp
ISC2 Official Exam Prep downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | – | 50k+ |
| Google Play | – | – |
| Total | – | 50k+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: In-app purchase-led
How ISC2 Official Exam Prep makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.8 ★ | 61 |
| Google Play | 4.3 ★ | – |
| Both stores | 4.8 ★ weighted by ratings | 61 |
About ISC2 Official Exam Prep
Pass your ISC2 exam with the official study app for CISSP, CCSP, and SSCP — 5,000+ practice questions based on Sybex/Wiley content and domain-level Readiness Scores that tell you exactly when you're ready.
Start with a diagnostic test — no account required.
Built on LearnZapp, trusted by 250,000+ certification candidates.
ONE APP. THREE ISC2 EXAMS.
CISSP · CCSP · SSCP
Study with content from Sybex/Wiley — the official ISC2 Study Guide series used by professionals worldwide.
ALIGNED WITH THE CURRENT EXAM OUTLINES
Content is mapped to the latest ISC2 exam outlines for CISSP, CCSP, and SSCP — so you're studying what's actually on the exam today, not outdated material.
KNOW EXACTLY WHEN YOU'RE READY
Most candidates either overstudy or go in too early. Your Readiness Score solves both.
It analyzes your performance across every domain — CISSP's 8 domains, CCSP's 6 domains, SSCP's 7 domains — and shows exactly where you stand.
Know what to focus on. Know when you're ready. Walk into your exam with confidence.
STUDY SMARTER, NOT HARDER
Don't waste time on what you already know.
Create custom tests by domain or topic, or let the app prioritize questions from your weakest areas based on your Readiness Score.
Review missed and bookmarked questions, reinforce key concepts, and stay consistent with Question of the Day.
Every session is focused, targeted, and designed to improve your weakest domains.
UNDERSTAND, DON'T JUST MEMORIZE
Every question includes a detailed explanation that breaks down the reasoning behind the correct answer.
Study Articles go deeper — helping you understand concepts, frameworks, and real-world context across each domain.
WHAT'S INCLUDED
* 5,000+ practice questions across CISSP, CCSP, and SSCP
* 1,800+ flashcards for rapid recall
* 2,500+ study articles with in-depth concept coverage
* Domain-level Readiness Score analytics
* Custom Test Builder with weakness-targeted prioritization
* Question of the Day
* Glossary for instant reference
STUDY ANYWHERE. PICK UP WHERE YOU LEFT OFF.
Available on mobile, tablet, and web. Start a session on your phone and continue on your laptop. Your progress syncs seamlessly across devices.
TRY BEFORE YOU COMMIT
Start with a full diagnostic test — no account required.
After signing up, explore practice questions, flashcards, and study articles across all three exams — enough to fully experience the app before upgrading.
When you're ready, one subscription unlocks everything — all three exams, all content. Monthly, quarterly, and annual plans available.
TRUSTED BY 250,000+ PROFESSIONALS
LearnZapp has helped 250,000+ professionals prepare for certifications across cybersecurity, IT, finance, and project management.
Frequently mentioned by CISSP candidates in the r/cissp community for identifying knowledge gaps and reinforcing core concepts — exactly what you need to build exam readiness.
SUBSCRIPTION DETAILS
Subscriptions automatically renew unless canceled at leas
Start with a diagnostic test — no account required.
Built on LearnZapp, trusted by 250,000+ certification candidates.
ONE APP. THREE ISC2 EXAMS.
CISSP · CCSP · SSCP
Study with content from Sybex/Wiley — the official ISC2 Study Guide series used by professionals worldwide.
ALIGNED WITH THE CURRENT EXAM OUTLINES
Content is mapped to the latest ISC2 exam outlines for CISSP, CCSP, and SSCP — so you're studying what's actually on the exam today, not outdated material.
KNOW EXACTLY WHEN YOU'RE READY
Most candidates either overstudy or go in too early. Your Readiness Score solves both.
It analyzes your performance across every domain — CISSP's 8 domains, CCSP's 6 domains, SSCP's 7 domains — and shows exactly where you stand.
Know what to focus on. Know when you're ready. Walk into your exam with confidence.
STUDY SMARTER, NOT HARDER
Don't waste time on what you already know.
Create custom tests by domain or topic, or let the app prioritize questions from your weakest areas based on your Readiness Score.
Review missed and bookmarked questions, reinforce key concepts, and stay consistent with Question of the Day.
Every session is focused, targeted, and designed to improve your weakest domains.
UNDERSTAND, DON'T JUST MEMORIZE
Every question includes a detailed explanation that breaks down the reasoning behind the correct answer.
Study Articles go deeper — helping you understand concepts, frameworks, and real-world context across each domain.
WHAT'S INCLUDED
* 5,000+ practice questions across CISSP, CCSP, and SSCP
* 1,800+ flashcards for rapid recall
* 2,500+ study articles with in-depth concept coverage
* Domain-level Readiness Score analytics
* Custom Test Builder with weakness-targeted prioritization
* Question of the Day
* Glossary for instant reference
STUDY ANYWHERE. PICK UP WHERE YOU LEFT OFF.
Available on mobile, tablet, and web. Start a session on your phone and continue on your laptop. Your progress syncs seamlessly across devices.
TRY BEFORE YOU COMMIT
Start with a full diagnostic test — no account required.
After signing up, explore practice questions, flashcards, and study articles across all three exams — enough to fully experience the app before upgrading.
When you're ready, one subscription unlocks everything — all three exams, all content. Monthly, quarterly, and annual plans available.
TRUSTED BY 250,000+ PROFESSIONALS
LearnZapp has helped 250,000+ professionals prepare for certifications across cybersecurity, IT, finance, and project management.
Frequently mentioned by CISSP candidates in the r/cissp community for identifying knowledge gaps and reinforcing core concepts — exactly what you need to build exam readiness.
SUBSCRIPTION DETAILS
Subscriptions automatically renew unless canceled at leas