Comparison

ISC2 Official Exam Prep vs CSSLP Exam Test Prep 2026

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ISC2 Official Exam Prep

Prepare for CISSP, CCSP, and SSCP certification exams with official study materials. Access thousands of questions, flashcards, and glossary terms. Track your progress and build custom practice tests to identify and improve weak areas.

Highlights
  • Thousands of exam-specific questions
  • Detailed explanations
  • Flashcards and glossary
  • Readiness score
  • Custom test builder
  • Progress tracker
  • Mock exams
Features
Read full description

The official ISC2 study app for CISSP, CCSP, SSCP, and CC: 5,194 practice questions with full explanations, 2,041 flashcards, 2,682 study articles, and a Readiness Score for every exam domain. Start with a free 10-minute diagnostic and see your weakest domains. No account required. Trusted by 250,000+ learners across LearnZapp's certification exam-prep apps. FOUR ISC2 CERTIFICATIONS. ONE APP. One subscription covers all four ISC2 credentials: CISSP — Certified Information Systems Security Professional - 2,253 practice questions - 1,423 flashcards - 1,080 study articles - All 8 domains CCSP — Certified Cloud Security Professional - 1,501 practice questions - 90 flashcards - 732 study articles - All 6 domains SSCP — Systems Security Certified Practitioner - 1,293 practice questions - 305 flashcards - 770 study articles - All 7 domains CC — Certified in Cybersecurity - 147 practice questions - 223 flashcards - 100 study articles - All 5 domains 5,194 practice questions • 2,041 flashcards • 2,682 study articles KNOW WHEN YOU'RE READY Stop guessing whether you're prepared. Your Readiness Score tracks accuracy and progress in every exam domain, so you know when you are ready to book the exam. Suggested Next Step tells you what to work on next, so every study session starts in the right place. PRACTICE WHAT YOU NEED MOST Build custom tests by domain, or let smart practice prioritize the questions you keep missing. After every test, review your mistakes and see exactly which topics need more work. UNDERSTAND, DON'T JUST MEMORIZE Every practice question explains why the right answer is right and why the others are wrong. Study articles, flashcards, and glossary and acronym lists reinforce key concepts before and after practice sessions. BUILT FOR CONSISTENT STUDY Question of the Day Keep your knowledge fresh with a new question every day. Community Insights See how other candidates answered each question and compare your performance with other learners. Study Anywhere Your progress syncs between your phone, tablet, and the web. Offline Study Access practice questions, flashcards, and study articles even when you're offline. Study Your Way Dark mode and adjustable text size for long sessions. LEARN FROM CERTIFICATION EXPERTS LearnZapp study content is developed using material from experienced certification authors, including Mike Chapple, James Michael Stewart, Darril Gibson, and David Seidl, authors of the ISC2 Official Study Guides and Practice Tests. FREE TO START Take the 10-minute diagnostic test before you create an account. You get a score, your strongest and weakest domains, and a study plan for what to practice next. SWITCH CERTIFICATIONS ANY TIME One subscription unlocks every question, flashcard, and study article for CISSP, CCSP, SSCP, and CC. Switch between certifications whenever you want without buying separate apps or subscriptions. Subscriptions renew automatically unless canceled at least 24 hours before renewal. OFFICIAL ISC2 EXAM PREP ISC2, CISSP, CCSP, SSCP, and CC are marks of ISC2, Inc. Terms of Service: https://www.learnzapp.com/terms.html Privacy Policy: https://www.learnzapp.com/privacy_statement.html

About

CSSLP Exam Test Prep 2026

Prepare for the Certified Secure Software Lifecycle Professional (CSSLP) certification exam with expert-crafted practice questions and realistic simulations. Track your progress with detailed analytics and benefit from regular updates to ensure you have the most relevant study material.

Highlights
  • Expertly crafted practice questions
  • Realistic exam simulations
  • Detailed explanations for answers
  • Personalized study plans
  • Progress tracking and analytics
  • Regular content updates
Features
Read full description

CSSLP ISC2 Exam Test Prep 2026 is the ultimate study guide for the Certified Secure Software Lifecycle Professional (CSSLP) certification exam from ISC2. Developed by industry experts, this comprehensive app equips you with the knowledge and skills needed to pass the CSSLP exam with confidence in 2026. Key Features: Expertly Crafted Questions: Dive into a vast pool of practice questions meticulously designed to mirror the structure and content of the CSSLP exam. Our extensive question bank covers a diverse range of topics, ensuring a thorough understanding of the material. Realistic Simulations: Immerse yourself in the exam environment with our realistic simulations. Practice under timed conditions to refine your time management skills and build the confidence needed to excel on the real exam day. Detailed Explanations: Every question is accompanied by detailed explanations, offering valuable insights into correct and incorrect answers. This feature not only aids in understanding the reasoning behind each answer but also reinforces core concepts crucial for the exam. Focused Study Plans: Tailor your preparation to your unique needs with our flexible study plans. Whether you prefer targeted reviews of specific topics or full-length exam simulations, our app adapts to your study preferences, ensuring an efficient and personalized learning experience. Track Your Progress: Stay informed about your performance through comprehensive analytics. Monitor your progress over time, identify areas that require additional attention, and track your improvement as you move closer to the exam day. Stay Updated: We recognize the importance of staying current with the latest exam developments. Our app is regularly updated to align with any changes in the CSSLP exam, ensuring that you always have the most relevant study material at your fingertips. In-Depth Content Coverage: Our app covers a wide range of topics essential for the CSSLP exam. Each topic is thoroughly explored to provide a comprehensive understanding of the subject matter. Interactive Learning Tools: Engage with interactive learning tools that enhance your understanding of key concepts. Visual aids, mnemonics, and interactive scenarios are incorporated to make learning both effective and enjoyable. Achieve Confidence and Success: Armed with our ISC2 CSSLP Exam Test Prep 2026 App, you're not merely preparing for an exam – you're preparing for success. Ace the CSSLP Cyber Security exam with confidence and join the ranks of Certified Secure Software Lifecycle Professional, making a significant impact in the field. Download now and take the first decisive step toward realizing your professional goals as a Certified Secure Software Lifecycle Professional! Important: This exam prep app is not affiliated with or endorsed by the International Information System Security Certification Consortium (ISC)². The content is designed to help students prepare for the Certified Secure Software Lifecycle Professional (CSSLP) exam, created by an independent third party. CSSLP is a registered trademark of the International Information System Security Certification Consortium. Use of this trademark does not imply any affiliation with or endorsement by (ISC)². You can find more information about our Products and Premium subscription here: https://testprep.cc/terms-and-conditions.html https://testprep.cc/privacy-policy.html

Screenshots

ISC2 Official Exam Prep4 screens
CSSLP Exam Test Prep 20264 screens

Verdict

The call

The clearest difference is rating: CSSLP Exam Test Prep 2026 at 5.0 against ISC2 Official Exam Prep's 4.4. ISC2 Official Exam Prep's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (446 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ISC2 Official Exam Prep sells 5 in-app purchases, starting at $5.99 per 7 days and CSSLP Exam Test Prep 2026 sells 5 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

CSSLP Exam Test Prep 2026 holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: ISC2 Official Exam Prep has 446 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

ISC2 Official Exam Prep ships an update every 3 weeks, CSSLP Exam Test Prep 2026 every 6 months. Both last shipped on November 3, 2026.

Scorecard4 real differences · 6 level
ISC2 Official Exam Prep versus CSSLP Exam Test Prep 2026: the parameters behind the verdict, then further details
ParameterISC2 Official Exam PrepCSSLP Exam Test Prep 2026
PriceFreeFree
Rating4.4 (446 ratings)5.0 (1 ratings) — better
Positive reviews69.4% of reviews—
Number of ratings446 — better1
Update frequencyEvery 3 weeks — betterEvery 6 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size91 MB54 MB
Age rating4+4+
DeveloperlearnZappYAUHEN BAHDANOVICH

Customer experience

ISC2 Official Exam Prep

All ratings430 ratings
Positive83.3%
Neutral8.1%
Negative8.6%
Written reviews229 reviews
Positive69.4%
Neutral14.4%
Negative16.2%

CSSLP Exam Test Prep 2026

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

ISC2 Official Exam Prep

Subscriptions5
  • All Access - 1 Week$5.997 Days
  • All Access - 1 Month$19.991 Month
  • All Access - 3 Months$49.993 Months
Show 2 more
  • All Access - 6 Months$79.996 Months
  • All Access - 1 Year$99.991 Year
5 purchases

CSSLP Exam Test Prep 2026

Subscriptions5
  • Weekly Subscription$8.997 Days
  • Monthly Subscription$24.991 Month
  • CSSLP Monthly Full Access3 Days trial$24.991 Month
Show 2 more
  • CSSLP Quarterly Full Access3 Days trial$55.993 Months
  • CSSLP Quarterly Full Access$55.993 Months

Questions

Is ISC2 Official Exam Prep free?
ISC2 Official Exam Prep is free to download, with in-app purchases available.
Is CSSLP Exam Test Prep 2026 free?
CSSLP Exam Test Prep 2026 is free to download, with in-app purchases available.
Which has better reviews, ISC2 Official Exam Prep or CSSLP Exam Test Prep 2026?
CSSLP Exam Test Prep 2026 is rated higher. ISC2 Official Exam Prep averages 4.4 out of 5 from 446 ratings, while CSSLP Exam Test Prep 2026 averages 5.0 from 1 ratings.
Do ISC2 Official Exam Prep or CSSLP Exam Test Prep 2026 have ads?
Neither ISC2 Official Exam Prep nor CSSLP Exam Test Prep 2026 shows ads.
Which is updated more often, ISC2 Official Exam Prep or CSSLP Exam Test Prep 2026?
ISC2 Official Exam Prep ships an update every 3 weeks, and CSSLP Exam Test Prep 2026 every 6 months. Most recently, ISC2 Official Exam Prep was updated on November 3, 2026 and CSSLP Exam Test Prep 2026 on November 3, 2026.

Other comparisons