Comparison

Kidz Learn to Write vs StudyX Smartpaper Letters

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

Head to head
About

Kidz Learn to Write

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"Kidz Learn to Write" is an educational app that is designed for preschool and elementary school kids to write and practice alphabets in English language and Math. The app is divided in to different categories or sections for teachers/parents/students to choose from, and write with their fingers/stylus - letters, alphabets (A - Z), numbers (1 - 100), months, days and do various math operations. This app also has a section to write sight words that has easy and moderately hard words. The new version has "Bunny and Egg" section for kids to trace and draw. This section is visible only in the Easter month of April.

About

StudyX Smartpaper Letters

This app offers a digital approach to learning characters from various languages, including Japanese, Chinese, Korean, and English. It features stroke-by-stroke tracing guidance, real-time scoring, and Montessori-style color coding to aid in handwriting practice for all ages.

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 practice
  • Saved practice history
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 — 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 — 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 — also runs on iPhone for review. — Attributions - KanjiVG - HanziVG - animCJK

Screenshots

Kidz Learn to Write4 screens
StudyX Smartpaper Letters4 screens

Verdict

The call

The clearest difference is price: Kidz Learn to Write at $2.99 against StudyX Smartpaper Letters's $9.99. StudyX Smartpaper Letters's advantage is update cadence (every 3 months vs every 12 months) and iOS requirement (15.5 vs 17.6). On 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

Kidz Learn to Write 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

Kidz Learn to Write ships an update every 12 months, StudyX Smartpaper Letters every 3 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 6 level
Kidz Learn to Write versus StudyX Smartpaper Letters: the parameters behind the verdict, then further details
ParameterKidz Learn to WriteStudyX Smartpaper Letters
Price$2.99 — better$9.99
Rating—4.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 12 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS17.615.5 — better
Further details — not scored
Size5 MB192 MB
Age rating4+4+
DeveloperGomathy ShankaranStudyX G.K.

In-app purchases

None

Kidz Learn to Write

No in-app purchases

None

StudyX Smartpaper Letters

No in-app purchases

Questions

Is Kidz Learn to Write free?
Kidz Learn to Write 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 Kidz Learn to Write or StudyX Smartpaper Letters have ads?
Neither Kidz Learn to Write nor StudyX Smartpaper Letters shows ads.
Which is updated more often, Kidz Learn to Write or StudyX Smartpaper Letters?
Kidz Learn to Write ships an update every 12 months, and StudyX Smartpaper Letters every 3 months. Most recently, Kidz Learn to Write was updated on November 3, 2026 and StudyX Smartpaper Letters on November 8, 2026.

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