CDL Help vs Synak Pro (Synak KG)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CDL Help
Prepare for your Commercial Driver's License exam with over 1000 practice questions. Study core and endorsement tests, including HazMat and Air Brakes, with detailed explanations. The app also supports learning CDL regulations and English simultaneously, with support for 10 languages.
- 1000+ practice questions
- Core and endorsement tests
- Detailed explanations
- Multi-language support
- Flashcards and reading mode
- Frequently missed questions tracker
- State-specific information
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CDL Practice Test — CDL Help Prepare with confidence for your CDL permit test. CDL Help is a CDL practice test app for the Class A and Class B commercial driver's license. Study 2,500+ practice questions with detailed explanations — offline, in 10 languages. PRACTICE TESTS Core CDL tests: • General Knowledge — vehicle rules, safe driving, cargo, vehicle inspection. Required for all CDL applicants. • Combination Vehicles — coupling and uncoupling, rollover prevention, inspection. Required for Class A. • Air Brakes — system parts, dual air brakes, checks and correct use. Endorsement tests: • HazMat (H) — hazardous materials, placards, emergency response. • Tanker (N) — loading and unloading, liquid surge, tanker driving. • Doubles & Triples (T) — coupling more than one trailer, safe driving, inspection. Also in the app: pre-trip inspection questions, and US road signs with a quiz. STUDY TOOLS • Complete version (the exam essentials) or Expanded version (extra questions from the CDL handbook) • Flashcards for quick review • Reading mode: the question, the correct answer and the explanation together • Text-to-speech: hear questions read aloud in English • Bookmark questions to review later • Practice the questions you missed most • Shuffle questions • Timed mock exam • Set your exam date and get a daily study plan with a countdown • Progress by topic: questions answered and accuracy • Your state's CDL handbook in the app — many explanations link to the page they come from • Detailed explanations based on federal FMCSA regulations LEARN CDL AND ENGLISH TOGETHER Federal rules require commercial drivers to read and speak English (49 CFR 391.11). Study in your language and switch any question to English with one tap. You learn the CDL rules and the English words for them at the same time. When you can read road signs, talk with inspectors and fill in reports in English, you protect yourself, your CDL and everyone on the road. Languages in the app: English, Spanish, Russian, Chinese, Arabic, Portuguese, Korean, Turkish, Ukrainian, Uzbek. Some tests and features require an in-app purchase. Download CDL Help and start studying today. Terms of Use: https://www.cdlhelp.com/terms-conditions Privacy Policy: https://www.cdlhelp.com/privacy-policy
Synak Pro (Synak KG)
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Synak Pro is the easiest way to create and take tests, quizzes, and exams — for teachers, tutors, businesses, and students alike. Create tests in minutes, or let AI generate questions on any subject automatically Choose how it works: open to everyone, invite-only, or paid access Run live, real-time quizzes participants join with a code — perfect for classrooms and events Add camera-proctored exams to prevent cheating Time the whole test, or time each question individually See instant results, rankings, and compete on the leaderboard Preparing for ORT or another standardized exam? Practice under real test conditions and track your progress over time. Whether you're a teacher grading a class, a company certifying employees, or a student prepping for the big exam — Synak Pro (Synak KG) makes it simple. Download free and create your first test today. [:mav: 1.8.2]
Screenshots
Verdict
The clearest difference is ads: Synak Pro (Synak KG) at none against CDL Help's shown. CDL Help's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, 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
Both are free to download. CDL Help sells 23 in-app purchases, starting at $9.99 per 7 days and Synak Pro (Synak KG) sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
CDL Help ships an update every 2 days, Synak Pro (Synak KG) every 3 weeks. Both last shipped on October 30, 2026.
| Parameter | CDL Help | Synak Pro (Synak KG) |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (5.4K ratings) — better | — |
| Positive reviews | 55.4% of reviews | — |
| Number of ratings | 5.4K — better | — |
| Update frequency | Every 2 days — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 133 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | TruckDriver.help | Chyngyz Malikov |
Bugs and requests
CDL Help
Reported bugs
3 issues- Incorrect or missing questions and answers
- Inconsistencies between full and express versions
- Restore subscription functionality not working
Requested features
3 requests- Add audio pronunciation for better learning
- Randomize questions when reviewing
- Provide feedback on test performance
Synak Pro (Synak KG)
Not enough reviews yet to summarise bugs or requests.
In-app purchases
CDL Help
- 1 week subscription$9.997 Days
- Monthly subscription$17.991 Month
- Monthly subscription$19.991 Month
Show 20 moreShow fewer
- Monthly subscription$24.991 Month
- 1 month subscription$24.991 Month
- 1 month subscription$29.991 Month
- 1 month subscription3 Days trial$29.991 Month
- 3 months subscription.$39.993 Months
- 3 months subscription.$44.993 Months
- 3 months subscription.$49.993 Months
- 3 months subscription$54.993 Months
- 3 months subscription$64.993 Months
- 3 months subscription3 Days trial$64.993 Months
- 6 months subscription.$69.996 Months
- 6 months subscription.$79.996 Months
- 6 months subscription$84.996 Months
- Annual (1 year) subscription.$99.991 Year
- 6 months subscription3 Days trial$99.996 Months
- 6 months subscription$99.996 Months
- 1 year subscription$129.991 Year
- Annual subscription.$139.991 Year
- Annual subscription$149.991 Year
- Annual subscription3 Days trial$149.991 Year
Synak Pro (Synak KG)
- Synak Pro 0.99$0.99
- Synak Pro 1.49$1.49
- Synak Pro 1.99$1.99
Show 7 moreShow fewer
- Synak Pro 619.99$619.99
- Synak Pro 679.99$679.99
- Synak Pro 699.99$699.99
- Synak Pro 799.99$799.99
- Synak Pro 829.99$829.99
- Synak Pro 849.99$849.99
- Synak Pro 899.99$899.99
Questions
Is CDL Help free?
Is Synak Pro (Synak KG) free?
Do CDL Help or Synak Pro (Synak KG) have ads?
Which is updated more often, CDL Help or Synak Pro (Synak KG)?
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