Nevada CDL Test Prep vs Ka
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nevada CDL Test Prep
Prepare for your Nevada Commercial Driver's License (CDL) written exam with over 580 practice questions and study aids. Includes sections on air brakes, hazardous materials, and more, with cheat sheets and immediate feedback.
- 580+ practice questions
- Nevada CDL Manual included
- Road signs guide
- Printable cheat sheets
- Immediate answer checking
- Bookmark questions
- Automatic test saving
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DMV Prep™ is the most comprehensive test prep platform available. Since 2009 we've helped more than 800,000 students pass the Nevada Commercial Driver License (CDL) written exam and others. Study aids included: - Nevada CDL license/permit practice test with 580+ questions - Nevada CDL Manual - Road signs included for FREE Sections included: - Air Brakes (54) - Combination Vehicles (55) - Doubles and Triples (25) - Driving Safely (204) - Hazardous Materials (100) - School Bus (60) - Tank Vehicles (22) - Transporting Cargo (30) - Transporting Passengers (34) Cheat sheets are printable, can copy to iBooks, or use our built-in reader: - Air Brakes cheat sheet - Passenger cheat sheet - Cargo cheat sheet - School Bus cheat sheet Features: - Preview answers to all practice questions - Bookmark questions for later study - Study mode has immediate answer checking and explanations (where available) - Share questions on Facebook to get help from friends - Questions are not repeated until a topic is complete - Practice tests are saved automatically and can be restarted at any time These practice questions were developed by an expert driver and based upon the work supported by the Federal Motor Carrier Safety Administration. Available in English only.
Ka
Master Mandarin Chinese tones with this engaging flashcard game. Practice listening and pronunciation through quick drills to distinguish between similar sounds and avoid common pronunciation errors. Become fluent in recognizing and using the correct tones.
- Flashcard game for tone practice
- Listening and pronunciation drills
- Distinguish similar sounds
- Learn correct tone usage
- Avoid common pronunciation mistakes
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Having trouble with Chinese tones? Can you pronounce words using the correct tone? Are you able to tell apart similar sounds? Do you know when to use which tone? Many people think that Chinese is an impossibly complex tonal language to master — but that's before they've tried Ka! Ka is a fun, fast-paced flashcards game that introduces you to the range of different sounds that make up the Chinese language and gives you plenty of listening and pronunciation practice via quick, snappy drills. With Ka, you'll quickly learn to recognize and tell the difference between different syllables in Mandarin Chinese. By swiping and tapping away in this addictive card-based game, you're drilling your way to Chinese fluency with plenty of listening and speaking practice. You'll stop making embarrassing mistakes like confusing mā (mother) for mǎ (horse) and shāng hài (hurt) for shàng hǎi (Shanghai)! ------ End user license agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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Verdict
The clearest difference is price: Ka at Free against Nevada CDL Test Prep's $12.99. Ka also leads on update cadence (weekly vs every 23 months) and rating (4.8 vs 4.5). Nevada CDL Test Prep's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 16.1). On ads and device support 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
Ka is free to download; Nevada CDL Test Prep costs $12.99 up front. Ka sells 3 in-app purchases, starting at $6.99 per month. Nevada CDL Test Prep asks for nothing beyond the download.
Ka holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Ka has 663 ratings behind it against 21, so its average is the more settled of the two.
Nevada CDL Test Prep ships an update every 23 months, Ka weekly. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.
| Parameter | Nevada CDL Test Prep | Ka |
|---|---|---|
| Price | $12.99 | Free — better |
| Rating | 4.5 (21 ratings) | 4.8 (663 ratings) — better |
| Positive reviews | — | 96.7% of reviews |
| Number of ratings | 21 | 663 — better |
| Update frequency | Every 23 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 20 MB | 115 MB |
| Age rating | 12+ | 4+ |
| Developer | Kelvin Beecroft | Kai Loh |
Customer experience
Nevada CDL Test Prep
Ka
Bugs and requests
Nevada CDL Test Prep
Not enough reviews yet to summarise bugs or requests.
Ka
Reported bugs
2 issues- Incorrect tone identification in certain words
- Compatibility issues on older devices
Requested features
4 requests- Allow retrying incorrect pronunciations
- Add more advanced tone practice exercises
- Implement spaced repetition or progress tracking
- Include traditional Chinese characters
In-app purchases
Nevada CDL Test Prep
No in-app purchases
Ka
- Ka Unlimited$6.991 Month
- Ka Unlimited (Yearly)$47.901 Year
- All Access$12.99
Questions
Is Nevada CDL Test Prep free?
Is Ka free?
Which has better reviews, Nevada CDL Test Prep or Ka?
Do Nevada CDL Test Prep or Ka have ads?
Which is updated more often, Nevada CDL Test Prep or Ka?
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