Comparison

Second Grade Math Trainer vs StudyX Smartpaper Letters

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

Head to head
About

Second Grade Math Trainer

Features
Read full description

Unlock the world of numbers with Second Grade Math Trainerβ€”a comprehensive app designed to build essential math skills through engaging practice and play. Perfect for second graders, our app covers a wide range of arithmetic topics including addition, subtraction, multiplication, and division. Key Features: Self-Paced Trainer Mode Work through math problems at your own speed without time pressure, ensuring every learner builds confidence and mastery over time. Five Engaging Mini-Games Dive into five fun mini-games that adapt to your child’s skill level, transforming practice into an exciting challenge while reinforcing core math facts. With Second grade Math Addition you can practice and improve the following skills: - Addition up to 20 - Addition up to 100 - Add three one-digit numbers - Add a two-digit and a one-digit number - Add two multiples of ten - Add multiples of 10 or 100 - Add two two-digit numbers - Add three numbers up to two digits eac - Addition with three-digit numbers With Second grade Math Subtraction you can practice and improve the following skills: - Subtraction facts - numbers up to 20 - Subtract a one-digit number from a two-digit number - Subtract two two-digit numbers - Subtract multiples of 10 - Subtract multiples of 100 - Subtract multiples of 10 or 100 - Subtract three-digit numbers - Balance subtraction equations With Second Grade Math Multiplication & Division you can practice and improve the following skills: - Multiplication tables for 2, 3 and 4 - Multiplication tables up to 5Γ—5 - Multiplication tables for 2, 3, 4, 5, and 10 - Multiplication tables for 6, 7, 8, and 9 - Multiplication tables up to 10Γ—10 - Divisors and quotients up to 5 - Divisors and quotients up to 10

About

StudyX Smartpaper Letters

This app offers a digital approach to learning letter and character formation, inspired by Montessori methods. It features over 10,000 characters from various languages, including stroke-by-stroke guidance and real-time scoring for self-paced learning.

Highlights
  • Over 10,000 characters (Japanese, Chinese, Korean, English, numerals)
  • Stroke-by-stroke tracing guidance with animation
  • Real-time scoring against model characters
  • Montessori-style color coding
  • Cursive alphabet toggle
  • Saved practice history (on-device)
Read full description

StudyX Smartpaper Letters is the digital version of Montessori's classic Sandpaper Letters, built for iPad + Apple Pencil. The original sandpaper letters set is limited by physical materials β€” usually just ~26 English letters. This app contains over 10,000 characters, covering Japanese hiragana, katakana, kanji (including jōyō and name kanji), Chinese hanzi (Simplified and Traditional), Korean Hanja, the English alphabet (print and cursive), and numerals. From early literacy through elementary kanji practice and adult handwriting, one app covers it all. With built-in scoring (comparing strokes to the model) and stroke-order animation, children can practice on their own β€” no parent or teacher needs to stand by. Key features: - Over 10,000 characters: hiragana, katakana, Japanese kanji, Simplified and Traditional Chinese hanzi, Korean Hanja, alphabet (print and cursive), and numerals - Stroke-by-stroke tracing guidance with animation - Real-time scoring vs. the model character - Montessori-style color coding: vowels, consonants, and numbers - Cursive alphabet toggle for handwriting style practice - Saved word lists and practice history (on-device only, never sent off-device) Optimized for iPad with Apple Pencil. Universal app β€” also runs on iPhone for review. β€” Attributions - KanjiVG - HanziVG - animCJK

Screenshots

Second Grade Math Trainer4 screens
StudyX Smartpaper Letters4 screens

Verdict

The call

The clearest difference is price: Second Grade Math Trainer at $2.99 against StudyX Smartpaper Letters's $9.99. Second Grade Math Trainer also leads on iOS requirement (12.0 vs 15.5). StudyX Smartpaper Letters's advantage is update cadence (every 5 months vs every 26 months). On ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Second Grade Math Trainer costs $2.99 and StudyX Smartpaper Letters $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Second Grade Math Trainer ships an update every 26 months, StudyX Smartpaper Letters every 5 months. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

Scorecard3 real differences Β· 4 level
Second Grade Math Trainer versus StudyX Smartpaper Letters: the parameters behind the verdict, then further details
ParameterSecond Grade Math TrainerStudyX Smartpaper Letters
Price$2.99 β€” better$9.99
Update frequencyEvery 26 monthsEvery 5 months β€” better
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Paid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 β€” better15.5
Further details β€” not scored
Size17 MB191 MB
Age rating4+4+
DeveloperSergey MaluginStudyX G.K.

In-app purchases

None

Second Grade Math Trainer

No in-app purchases

None

StudyX Smartpaper Letters

No in-app purchases

Questions

Is Second Grade Math Trainer free?
Second Grade Math Trainer costs $2.99, with no in-app purchases.
Is StudyX Smartpaper Letters free?
StudyX Smartpaper Letters costs $9.99, with no in-app purchases.
Do Second Grade Math Trainer or StudyX Smartpaper Letters have ads?
Neither Second Grade Math Trainer nor StudyX Smartpaper Letters shows ads.
Which is updated more often, Second Grade Math Trainer or StudyX Smartpaper Letters?
Second Grade Math Trainer ships an update every 26 months, and StudyX Smartpaper Letters every 5 months. Most recently, Second Grade Math Trainer was updated on September 9, 2026 and StudyX Smartpaper Letters on September 21, 2026.

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