Comparison

USCIS vs Wrench Ace

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

Head to head
About

USCIS

Prepare for the U.S. naturalization civics test with official study tools. Practice tests, a question challenge game, and audio support in English and Spanish are available. Access all 100 official questions and answers to help you pass the oral exam.

Highlights
  • Official 100 civics questions and answers
  • Practice civics tests
  • Question Challenge game
  • English and Spanish audio
  • Full app translation to Spanish
Features
Read full description

USCIS: Civics Test Study Tools is an official application of the Department of Homeland Security’s (DHS) US Citizenship and Immigration Services (USCIS), designed to help you study for the civics test portion of the naturalization interview. The Department of Homeland Security’s (DHS) U.S. Citizenship and Immigration Services (USCIS) Civics Test Study Tools application is an additional resource to study for the civics portion of the U.S. naturalization test. The application is currently available in English and Spanish. You can take a practice civics test to see if you can pass this exercise. (The actual civics test is not a multiple choice test. It is an oral test. You must answer correctly 6 of 10 questions to pass the actual civics test.) Or, try the Question Challenge game to see how many questions you can answer correctly in a row. The application will show your high score. All of the 100 official civics test questions and answers are available to help you prepare for the actual civics test. FEATURES: • English audio for questions • Spanish audio for questions • Option to change entire application to Spanish at any time • Official list of 100 civics questions and answers for the U.S. naturalization test • Challenge game to see how many questions you can get correct in a row

About

Wrench Ace

Features
Read full description

Wrench Ace is ASE practice built the way the test actually asks — for technicians going after A1 through A8. 600 original questions written from the published ASE task lists. Every answer comes with a full explanation: why the right answer is right, and why each wrong answer is wrong. No bare answer keys. TRAIN THE TRAPS Good techs don't fail because they don't know brakes. They fail on wording. The Wording Gym drills the two formats that do the damage — Technician A / Technician B, and EXCEPT questions — until the phrasing stops fooling you. A REAL EXAM SIMULATOR Practice exams match the real thing: real question counts, real time limits, flag and return, and a score report broken down by content area. Every retake reshuffles, so you are never memorizing the same test. HONEST MASTERY Most apps call you ready after three lucky answers. Wrench Ace scores coverage and accuracy together, so your percentage actually means something. The readiness verdict tells you what is still missing before you pay to sit the real test. ALL EIGHT A-SERIES MODULES A1 Engine Repair A2 Automatic Transmission / Transaxle A3 Manual Drive Train and Axles A4 Suspension and Steering A5 Brakes A6 Electrical / Electronic Systems A7 Heating and Air Conditioning A8 Engine Performance ALSO INSIDE - Instrument-cluster stats — accuracy, daily goal, streak, 14-day momentum - Weak-area drills built from exactly what you missed - Quick 10 tune-up that fits in a lunch break - Set your test date and get a daily study pace - Read questions aloud, adjustable speed - Light and dark themes - Works 100% offline — no account, no sign-in, no data collected FREE TO START 15 questions in every module, a full practice exam, and Wording Gym reps — free, no account required. A one-time purchase unlocks all 600 questions, unlimited practice exams, and unlimited Wording Gym. No subscription, ever. Wrench Ace is an independent study aid. It is not affiliated with, endorsed by, or sponsored by ASE (the National Institute for Automotive Service Excellence) or NATEF. Educational content only — always follow manufacturer service procedures and proper safety practices.

Screenshots

USCIS4 screens
Wrench Ace4 screens

Verdict

The call

The clearest difference is in-app purchases: USCIS at none against Wrench Ace's 1. Wrench Ace's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement 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. Wrench Ace sells 1 one-off in-app purchase. USCIS asks for nothing beyond the download.

UpkeepUpdate frequency

USCIS ships an update every 2 months, Wrench Ace every 2 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
USCIS versus Wrench Ace: the parameters behind the verdict, then further details
ParameterUSCISWrench Ace
PriceFreeFree
Rating4.0 (303 ratings) — better—
Positive reviews55.3% of reviews—
Number of ratings303 — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size24 MB3 MB
Age rating4+4+
DeveloperUSCIS Department of Homeland SecurityHENOK KUDUS TESFAI

Bugs and requests

USCIS

Reported bugs

6 issues
  • Speaker/audio function not working despite volume being on
  • Question Challenge resets when selecting one correct answer instead of all correct answers
  • Incorrect answers marked as correct (e.g., Republican party for Biden)
  • Wrong official information (e.g., Mike Pence still listed as current VP, Paul Ryan as Speaker)
  • Multiple-choice questions with 'All of the above' when question specifies 'name 2'
Show 1 more
  • Questions repeat identically after 100 in challenge mode

Requested features

11 requests
  • Update app to include all 128 questions from new test format (effective Oct 2025)
  • Add state selection to include state-specific questions and local representatives
  • Include free-response/typing option to match actual test format
  • Add ability to filter and focus on incorrect answers
  • Implement difficulty levels for wrong answer options
Show 6 more
  • Create interview-style test without pre-offered answers
  • Add speaking/voice input option for answers
  • Categorize questions by topic for targeted studying
  • Fix audio to work without manual button pressing for each question
  • Update answers immediately when government officials change
  • Add support for multiple languages beyond English and Spanish

Wrench Ace

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

USCIS

No in-app purchases

1 purchases

Wrench Ace

One-time1
  • Full Toolbox — Lifetime$29.99

Questions

Is USCIS free?
USCIS is free to download, with no in-app purchases.
Is Wrench Ace free?
Wrench Ace is free to download, with in-app purchases available.
Do USCIS or Wrench Ace have ads?
Neither USCIS nor Wrench Ace shows ads.
Which is updated more often, USCIS or Wrench Ace?
USCIS ships an update every 2 months, and Wrench Ace every 2 weeks. Most recently, USCIS was updated on October 24, 2026 and Wrench Ace on October 28, 2026.

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