Comparison

Ms. Digit vs Smart CDL

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

Head to head
About

Ms. Digit

Features
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Meet Ms. Digit — the friendly math teacher kids actually want to learn from. Ms. Digit guides children through bite-sized lessons covering the full Grades 1–8 curriculum: addition, subtraction, multiplication, division, fractions, decimals, geometry, algebra, and more. Each topic is broken into short, focused exercises so learning feels achievable — not overwhelming. WHAT'S INSIDE - 48 topics across Grades 1–8 - Multiple question formats: multiple choice, number pad, fill-in, true/false - XP, levels, streaks, and badges to keep kids motivated - 3 beautiful themes: Green Chalkboard, Dark, and Notebook - Up to 2 child profiles on the free plan PARENT CONTROLS Ms. Digit is built with parents in mind. Set a PIN to protect parent settings, and use iPhone's built-in Guided Access to lock the phone to the app — so your child stays focused and screen time stays in your hands. MS. DIGIT'S CLASSROOM (optional upgrade) Unlock unlimited daily lessons, up to 10 profiles, and cloud save for the whole family. Progress backs up automatically and restores on any device with a single tap. No ads. No accounts required for kids. Learning starts in seconds. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Smart CDL

Prepare for your commercial driver's license exam with state-specific study materials. Access official handbooks, flashcards, practice quizzes, and full-length exams tailored to your CDL class and endorsements. Study offline and track your progress securely on your device.

Highlights
  • State-specific study materials
  • Downloadable official CDL handbooks
  • Flashcards for key topics
  • Practice quizzes with progress saving
  • Full-length practice exams
  • Offline study functionality
  • Secure on-device data storage
Features
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SMART CDL — CDL PREP BUILT FOR YOUR STATE Study for your commercial driver license with practice questions written for your state — not generic content recycled across all 50 states. Pick your state, CDL class and endorsements, and the app shows only the material you actually need. TRY IT FREE No account. No sign-up. No card. Before you pay for anything, you get: • The official CDL handbook for any state — downloadable for offline reading • The Introduction study cards • Both CDL Skills Test topics • Part 1 of every General Knowledge quiz — 60 practice questions STUDY CARDS Plain-language cards covering what your state's manual expects you to know: • Vehicle inspection • Safe driving • Transporting cargo • Air brakes • Combination vehicles • Every endorsement PRACTICE QUIZZES More than 1,100 questions, split into short 15-question parts so you can study in the time you actually have. Every part is scored, and your place is saved — stop mid-part and pick up where you left off. FULL-LENGTH PRACTICE EXAMS Built the way the real tests are: no feedback between questions, and 80% to pass — the same threshold your state uses. • General Knowledge — 50 questions sampled across every subtopic • Endorsement exams — 20 to 30 questions each ENDORSEMENTS Doubles and Triples • Hazardous Materials • Passengers • School Bus • Tank Vehicles Study cards, quizzes, and a full-length practice exam for each. THE OFFICIAL HANDBOOK — ALWAYS FREE Download your state's CDL manual and read it in the app, with a table of contents and your place kept between sessions. WORKS OFFLINE Apart from downloading the handbook, everything works with no connection. Study in the yard, in the cab, or anywhere with no signal. YOUR DATA STAYS ON YOUR PHONE No account. No ads. No tracking. Your name, your state, and your progress are stored on your device and never sent anywhere. PAY ONCE No subscription. Unlock everything, or just the one topic you need. Purchases are permanent and restore free of charge on any device signed in to the same Google account. OFFICIAL SOURCES Each state's CDL manual is downloaded directly from that state's own licensing agency — nothing is re-hosted or altered. Every official source, for all 50 states and for the federal regulations, is listed here: https://qaresearch10.github.io/smartcdl-site/sources.html IMPORTANT Smart CDL is an independent study aid. It is not a government app and does not represent any government entity. It is not affiliated with, endorsed by, or a substitute for any state driver licensing agency, the Federal Motor Carrier Safety Administration, or any other government authority. Always verify current requirements with your state licensing agency before taking a test.

Screenshots

Ms. Digit4 screens
Smart CDL4 screens

Verdict

The call

The clearest difference is update cadence: Smart CDL at every 5 days against Ms. Digit's every 7 months. 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. Ms. Digit sells 2 in-app purchases, starting at $2.99 per month and Smart CDL sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Ms. Digit ships an update every 7 months, Smart CDL every 5 days. Both last shipped on October 31, 2026.

Scorecard1 real difference · 8 level
Ms. Digit versus Smart CDL: the parameters behind the verdict, then further details
ParameterMs. DigitSmart CDL
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 7 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size12 MB38 MB
Age rating4+17+
DeveloperMatteo PezzullaALIAKSEI HRECHKA

In-app purchases

2 purchases

Ms. Digit

Subscriptions2
  • Ms. Digit Classroom Monthly$2.991 Month
  • Ms. Digit Classroom$19.991 Year
10 purchases

Smart CDL

One-time10
  • Combination Vehicles$9.99
  • Doubles and Triples$9.99
  • Hazardous Materials$9.99
Show 7 more
  • Passengers$9.99
  • School Bus$9.99
  • Tank Vehicles$9.99
  • Upgrade$9.99
  • Upgrade$19.99
  • Upgrade$29.99
  • Upgrade$39.99

Questions

Is Ms. Digit free?
Ms. Digit is free to download, with in-app purchases available.
Is Smart CDL free?
Smart CDL is free to download, with in-app purchases available.
Do Ms. Digit or Smart CDL have ads?
Neither Ms. Digit nor Smart CDL shows ads.
Which is updated more often, Ms. Digit or Smart CDL?
Ms. Digit ships an update every 7 months, and Smart CDL every 5 days. Most recently, Ms. Digit was updated on October 31, 2026 and Smart CDL on October 31, 2026.

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