Comparison

CDL Ace vs Koko

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

Head to head
About

CDL Ace

Features
Read full description

Prepare for your commercial driver's license exam with guided lessons, realistic practice, clear explanations, and progress tracking in one account. STUDY IN 12 LANGUAGES Choose English, Spanish, Simplified Chinese, Vietnamese, Tagalog, Arabic, French, Haitian Creole, Brazilian Portuguese, Russian, Hindi, or Punjabi. Supported lessons, questions, answer choices, explanations, and app controls follow your selected language. BUILD YOUR CDL PLAN Select your testing state, Class A, B, or C, and compatible endorsements including Air Brakes, Combination, Doubles/Triples, Tanker, HazMat, Passenger, and School Bus. PRACTICE WITH PURPOSE • Follow a guided handbook-based learning path • Take quick, category, and timed practice exams • Review an explanation after each answer • Focus on weak areas and track Estimated Readiness • Build XP, streaks, and milestone badges MOVE BETWEEN IPHONE, IPAD, AND WEB Sign in to keep your study plan, progress, history, and Premium access synced. Continue on iPhone, iPad, or getcdlace.com with the same account. CHECK OFFICIAL STATE RESOURCES Open official CDL manuals and agency resources for your testing state from inside CDL Ace. Official state and federal publications remain the final authority for test requirements and rules. STANDARD AND PREMIUM Standard includes a useful core study experience. CDL Ace Premium unlocks the full eligible question bank and lessons, unlimited Quick and category exams, selected endorsement content, harder practice sets, weak-area review, and detailed exam-history review. Premium is an auto-renewing monthly subscription; price and terms appear before purchase. Manage or cancel through the store where you subscribed. CDL Ace is an independent study aid. It is not affiliated with or endorsed by any DMV, state licensing agency, or the Federal Motor Carrier Safety Administration. Passing a practice test does not guarantee a passing official exam score. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Koko

Practice speaking a new language privately and offline. This app scales conversations to your skill level, offering feedback and quick translations. It keeps all your data on your device, ensuring complete privacy.

Highlights
  • Private, offline conversations
  • Adaptive conversation difficulty
  • Voice feedback for improvement
  • Quick translations
  • Multiple languages supported
Features
Read full description

Koko gives you unlimited conversation practice while keeping your voice, information, and data private on your device. Nothing leaves your iPhone. It can even be run in Airplane mode :) Learn a new language by speaking and listening more! A lot of people struggle to actually hold a conversation when learning a language because they don't practice speaking and immersing themselves in the language. Features We Love: - Fully private. Your voice and conversations never leave your device. - Conversations are scaled to your level. For beginners, Koko uses small, beginner-friendly words and speaks slowly. For advanced speakers, Koko speaks quickly and uses advanced vocabulary. - Quick translations - Feedback on your responses to help you learn how to speak better - Cloud mode: Get started quickly by using our private cloud LLM instead of downloading the models locally Current languages: - English - Spanish - French - Italian - German - Japanese - Polish - Vietnamese Koko requires iOS26+ in order to run the conversation models on your own device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

CDL Ace4 screens
Koko4 screens

Verdict

The call

The clearest difference is update cadence: Koko at every 3 days against CDL Ace's fortnightly. CDL Ace's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. CDL Ace sells 1 in-app purchase, starting at $4.99 per month and Koko sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CDL Ace ships an update fortnightly, Koko every 3 days. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 7 level
CDL Ace versus Koko: the parameters behind the verdict, then further details
ParameterCDL AceKoko
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyFortnightlyEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size33 MB77 MB
Age rating12+4+
DeveloperJaret PriddyPrism App Labs

In-app purchases

1 purchases

CDL Ace

Subscriptions1
  • CDL Ace Premium$4.991 Month
2 purchases

Koko

Subscriptions2
  • Koko Monthly Plan$7.991 Month
  • Koko Yearly Plan$39.991 Year

Questions

Is CDL Ace free?
CDL Ace is free to download, with in-app purchases available.
Is Koko free?
Koko is free to download, with in-app purchases available.
Do CDL Ace or Koko have ads?
Neither CDL Ace nor Koko shows ads.
Which is updated more often, CDL Ace or Koko?
CDL Ace ships an update fortnightly, and Koko every 3 days. Most recently, CDL Ace was updated on October 11, 2026 and Koko on October 10, 2026.

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