Comparison

PenFlow vs Japanese Kanji Study

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

Head to head
About

PenFlow

Features
Read full description

PenFlowは、ひらがな・カタカナ・アルファベット(大文字・小文字)の書き方を楽しく学べる書き取り練習アプリです。 【主な機能】 • 書き順デモ:お手本アニメーションで正しい書き順を確認 • 採点システム:形の正確さと書き順の正確さをAIが判定(S〜Dランク) • 音声読み上げ:文字と関連する言葉を読み上げ(「あ」→「あめ」、「A」→「Apple」) • 進捗管理:カテゴリごとの練習状況とカバー率を表示 • 144文字収録:ひらがな46字・カタカナ46字・大文字26字・小文字26字 【こんな方におすすめ】 • ひらがな・カタカナを学び始めるお子さま • アルファベットの書き方を練習したいお子さま • 正しい書き順を身につけたい方 • 楽しみながら文字を覚えたい方 書き順に沿って丁寧に書く練習を重ねることで、きれいな文字が書けるようになります。

About

Japanese Kanji Study

Features
Read full description

Learn to read and write all 1,026 Japanese elementary-school kanji by hand. Japanese Kanji helps children and beginners master kanji through tracing and handwriting. While you trace, each kanji shows its romaji reading and English meaning, so you learn the sound and meaning - not just the shape. FEATURES - Tracing: follow the stroke order, with romaji readings and English meanings - Reading: write the reading of a kanji, one character at a time - Writing: write the kanji for a given reading, with stroke-order and stroke-count checks - Compounds: choose the kanji that fits a word - Kanji of the day, review of missed characters, and daily streak stamps Grade 1 is free. Unlock Grades 2-6 (all 1,026 kanji) and remove ads with a one-time Pro purchase. Based on the Japanese Ministry of Education kanji-by-grade list.

Screenshots

PenFlow4 screens
Japanese Kanji Study4 screens

Verdict

The call

The clearest difference is in-app purchases: PenFlow at none against Japanese Kanji Study's 1. PenFlow also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement 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. Japanese Kanji Study sells 1 one-off in-app purchase. PenFlow asks for nothing beyond the download.

UpkeepUpdate frequency

PenFlow ships an update every 10 days, Japanese Kanji Study weekly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 4 level
PenFlow versus Japanese Kanji Study: the parameters behind the verdict, then further details
ParameterPenFlowJapanese Kanji Study
PriceFreeFree
Update frequencyEvery 10 daysWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad — betteriPhone
Requires iOS17.016.0 — better
Further details — not scored
Size5 MB10 MB
Age rating4+4+
DeveloperSANWA Inc.Kinicy

In-app purchases

None

PenFlow

No in-app purchases

1 purchases

Japanese Kanji Study

One-time1
  • Pro(すべての がくねん)$2.99

Questions

Is PenFlow free?
PenFlow is free to download, with no in-app purchases.
Is Japanese Kanji Study free?
Japanese Kanji Study is free to download, with in-app purchases available.
Do PenFlow or Japanese Kanji Study have ads?
Japanese Kanji Study shows ads; PenFlow does not.
Which is updated more often, PenFlow or Japanese Kanji Study?
PenFlow ships an update every 10 days, and Japanese Kanji Study weekly. Most recently, PenFlow was updated on October 25, 2026 and Japanese Kanji Study on October 28, 2026.

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