Comparison

USCIS US Naturalization Test vs CitizenPrep AI

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

Head to head
About

USCIS US Naturalization Test

Prepare for the US Citizenship and Naturalization Exam with interactive study tools. Features include audio playback of questions, mock exams, and progress tracking to ensure readiness for the interview.

Highlights
  • Audio playback of official questions
  • Smart mock exams with readiness tracking
  • Interactive reading and writing tests
  • Spaced repetition and flashcards
  • Up-to-date civics study materials
  • Background audio playback
Read full description

Prepare to pass your 2026 US Citizenship and Naturalization Exam on your very first try! Designed for busy applicants, this all-in-one civics study companion transforms traditional memorization into an interactive, stress-free learning experience with realistic voice audio playback, smart mock exams, and real-time interview readiness tracking. Whether studying at home or on the go during your daily commute, our app provides complete, up-to-date study materials fully aligned with the official USCIS guidelines for the 2026 naturalization interview. TOP FEATURES DESIGNED FOR 100% SUCCESS ◆ HANDS-FREE COMMUTE & AUDIO PLAYER • Listen to official questions and answers read aloud by clear, natural officer voices. • Background audio playback with full Lock Screen and Car controls. • Customizable thinking pauses between questions and answers for active recall and pronunciation practice. ◆ COMPLETE OFFICIAL USCIS TEST BANKS • Full coverage of the standard 100-Civics questions format. • Complete support for the 128-question test bank and the 65/20 Special Exemption category. • Live state database: automatically updates your current U.S. Senators, House Representatives, Governors, and State Capitals based on your location. ◆ REAL-TIME EXAM READINESS DASHBOARD • Smart algorithm calculates your passing probability score (0–100%). • Pinpoint your weak categories, review answer accuracy trends, and know the exact moment you are ready to pass. ◆ INTERACTIVE READING & WRITING TESTS • English reading and writing mock tests featuring official USCIS vocabulary lists. • Interactive sentence dictation and spelling practice to help you pass the English proficiency portion of the interview. ◆ SMART SPACED REPETITION & FLASHCARDS • Mistake review system automatically logs incorrect answers for targeted practice. • Tappable interactive flashcards to test memory speed and retention. • Star your hardest questions to create personalized study sessions. ALL OFFICIAL CIVICS CATEGORIES COVERED 1. AMERICAN GOVERNMENT: • Principles of American Democracy (The Constitution, Declaration of Independence) • System of Government (Branches: Executive, Legislative, Judicial, Checks & Balances) • Rights and Responsibilities of U.S. Citizens 2. AMERICAN HISTORY: • Colonial Period and Independence • 1800s (Civil War, Westward Expansion, Abolition) • Recent American History and Important Historical Context 3. INTEGRATED CIVICS: • Geography (Border states, rivers, oceans, US territories) • National Symbols (The Flag, Statue of Liberty, National Anthem) • Official U.S. National Holidays WHAT TO EXPECT AT YOUR INTERVIEW During your naturalization interview, a USCIS officer will ask up to 10 civics questions from the question data. You must answer at least 6 correctly (60%) to pass. You will also be asked to read one out of three English sentences and write one out of three English sentences correctly. Our app prepares you thoroughly for every step. STUDY TOOLS AT A GLANCE • Mock Simulation Mode: Timed exams mirroring realistic USCIS interview conditions • Topic-Based Practice: Focus on specific historical eras or government branches • In-Depth Explanations: Understand the historical context behind every answer • Instant Question Search: Find any question or keyword instantly across the entire library • 100% Offline Access: Study anywhere without an active internet connection • Dark & Light Modes: Comfortable study experience day and night LEGAL & DISCLAIMER DISCLAIMER: USCIS US Naturalization Test is an independent study tool and is NOT affiliated with, endorsed by, or associated with USCIS, the Department of Homeland Security (DHS), or any United States government agency. All study materials are compiled from public educational resources (USCIS "Learn About the United States" guide). Privacy Policy: https://momentarium.app/legal Terms of Use: https://momentarium.app/legal Support: https://momentarium.app/support

About

CitizenPrep AI

Prepare for the U.S. naturalization exam with interactive quizzes and AI-powered mock interviews. Get location-specific information about your elected officials and track your progress to build confidence for your interview.

Highlights
  • 128 official USCIS civics questions
  • Location-aware quizzes
  • AI mock interviews
  • Progress tracking
  • Up-to-date representative information
Features
Read full description

Your citizenship journey starts here. CitizenPrep AI helps you study smarter for the U.S. naturalization exam — with quizzes, AI-powered mock interviews, and up-to-date information about your elected representatives based on where you live. Whether you're just starting out or getting ready for your interview, CitizenPrep AI adapts to your progress and keeps you on track toward the moment you've worked so hard for. What makes CitizenPrep AI different: 128 official USCIS civics questions Location-aware quizzes with your actual senators, governor, and representative AI mock interviews that simulate the real USCIS civics interview — answer out loud, get feedback, build confidence Track your progress and focus on what you need most Two ways to prepare: Study with quizzes at your own pace, then step into an AI mock interview that puts you in the room before the real thing. When your officer asks about the branches of government or who your senator is — you'll be ready. Becoming a U.S. citizen is one of the most important milestones of your life. Let CitizenPrep AI help you get there — prepared, confident, and ready. Terms of Use: https://citizenprepai.com/terms Privacy Policy: https://citizenprepai.com/privacy

Screenshots

USCIS US Naturalization Test4 screens
CitizenPrep AI4 screens

Verdict

The call

The clearest difference is ads: USCIS US Naturalization Test at none against CitizenPrep AI's shown. USCIS US Naturalization Test also leads on ratings volume (37 vs 5) and iOS requirement (16.0 vs 26.2). CitizenPrep AI's advantage is update cadence (every 10 days vs every 6 weeks). On price, rating, review sentiment and in-app purchases 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. USCIS US Naturalization Test sells 2 in-app purchases, starting at $0.99 per 7 days and CitizenPrep AI sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for USCIS US Naturalization Test against 5.0 for CitizenPrep AI. That said, the two scores are not equally well evidenced: USCIS US Naturalization Test has 37 ratings behind it against 5, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

USCIS US Naturalization Test ships an update every 6 weeks, CitizenPrep AI every 10 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 6 level
USCIS US Naturalization Test versus CitizenPrep AI: the parameters behind the verdict, then further details
ParameterUSCIS US Naturalization TestCitizenPrep AI
PriceFreeFree
Rating4.9 (37 ratings)5.0 (5 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings37 — better5
Update frequencyEvery 6 weeksEvery 10 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better26.2
Further details — not scored
Size4 MB46 MB
Age rating4+4+
DeveloperMomentarium LLCJORGE ALEJANDRO ROMAN DONATES

Customer experience

USCIS US Naturalization Test

All ratings37 ratings
Positive97.3%
Neutral0.0%
Negative2.7%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

CitizenPrep AI

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

USCIS US Naturalization Test

Subscriptions1
  • Weekly3 Days trial$0.997 Days
One-time1
  • Full Access (All questions)$4.99
4 purchases

CitizenPrep AI

Subscriptions4
  • Applicant Monthly$1.991 Month
  • Citizen Monthly$4.991 Month
  • Applicant Yearly$14.991 Year
Show 1 more
  • Citizen Yearly$39.991 Year

Questions

Is USCIS US Naturalization Test free?
USCIS US Naturalization Test is free to download, with in-app purchases available.
Is CitizenPrep AI free?
CitizenPrep AI is free to download, with in-app purchases available.
Which has better reviews, USCIS US Naturalization Test or CitizenPrep AI?
CitizenPrep AI is rated higher. USCIS US Naturalization Test averages 4.9 out of 5 from 37 ratings, while CitizenPrep AI averages 5.0 from 5 ratings.
Do USCIS US Naturalization Test or CitizenPrep AI have ads?
CitizenPrep AI shows ads; USCIS US Naturalization Test does not.
Which is updated more often, USCIS US Naturalization Test or CitizenPrep AI?
USCIS US Naturalization Test ships an update every 6 weeks, and CitizenPrep AI every 10 days. Most recently, USCIS US Naturalization Test was updated on November 8, 2026 and CitizenPrep AI on November 5, 2026.

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