Comparison

Mathematical Playground vs 中学数学グラフ

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

Head to head
About

Mathematical Playground

An educational tool for learning and teaching about 3D mathematical shapes. It offers features like measuring dimensions, cutting shapes, and coloring, making complex geometry accessible for students and educators.

Highlights
  • Measure length, area, distance, angles, and volume
  • Cut shapes along a specified plane
  • Expand shapes face by face
  • Color and highlight shapes
  • Handwriting and screenshot tools
  • Share shape data wirelessly
Features
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This is an educational tool that is useful for learning or teaching about three dimensional shapes in mathematics. It is recommended to not only students, but also teachers. --Abstract Features-- • Measuring length of edges, area of faces, distances or angles. Furthermore, you can get a volume of any shape. • Cutting shapes along a plane which includes three points you specify. • Expanding a shape by face by face. • Support for the Multitasking. • Calculator Gadget • Handwriting over the screen • Sharing or printing out screenshots. • Distributing the shape's data to people over WiFi or Bluetooth. • Coloring shapes • Highlighting a plane or an edge --- This app runs on devices such that Apple smartphones, tablets, personal computers, etc. that meet the following OS requirements: iOS17.6 or elder.

About

中学数学グラフ

Features
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教師支援アプリ! 中学数学のグラフを、自由に傾きなどを変化させて直感的に分かりやすく表示できます。 【特徴】 ・使用が簡単 iPhoneかiPadに表示させて、教室のテレビやスクリーンに映すだけ。面倒な電子黒板の準備や移動教室は不要です。 ・時間短縮 グラフ黒板に大きな定規を使ってグラフを書く時間がなくなります。格子点も追加できるのでグラフを通る座標の説明もこのアプリだけで問題ありません。 ・グラフの傾きなどを動かせるので分かりやすい 「傾きが大きくなるとグラフはどうなる?」「傾きが0の時は?」など直感的に分かりやすく示すことができます。 ・格子点表示 好きな座標に格子点を打つことが可能。A ,B,C…のラベルも自動で付くので説明もしやすいです。 ・見やすいレイアウト シンプルなレイアウトで見やすい。 ・追加機能続々 変域、傾きの求め方、・・・ 今後のアップデートで新機能追加予定です。 機能のリクエストもお待ちしています!デベロッパのWebサイトからリクエストしてください。

Screenshots

Mathematical Playground4 screens
中学数学グラフ4 screens

Verdict

The call

The clearest difference is price: 中学数学グラフ at Free against Mathematical Playground's $1.99. 中学数学グラフ also leads on review sentiment (50% vs 22%) and iOS requirement (12.0 vs 17.6). On update cadence, 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

中学数学グラフ is free to download; Mathematical Playground costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Mathematical Playground ships an update every 2 months, 中学数学グラフ every 4 months. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 5 level
Mathematical Playground versus 中学数学グラフ: the parameters behind the verdict, then further details
ParameterMathematical Playground中学数学グラフ
Price$1.99Free — better
Positive reviews22.2% of reviews50.0% of reviews — better
Update frequencyEvery 2 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.612.0 — better
Further details — not scored
Size96 MB9 MB
Age rating4+4+
DeveloperJun NakashimaTakatoshi Fukino

Customer experience

Mathematical Playground

Written reviews9 reviews
Positive22.2%
Neutral33.3%
Negative44.4%

中学数学グラフ

Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

None

Mathematical Playground

No in-app purchases

None

中学数学グラフ

No in-app purchases

Questions

Is Mathematical Playground free?
Mathematical Playground costs $1.99, with no in-app purchases.
Is 中学数学グラフ free?
中学数学グラフ is free to download, with no in-app purchases.
Do Mathematical Playground or 中学数学グラフ have ads?
Neither Mathematical Playground nor 中学数学グラフ shows ads.
Which is updated more often, Mathematical Playground or 中学数学グラフ?
Mathematical Playground ships an update every 2 months, and 中学数学グラフ every 4 months. Most recently, Mathematical Playground was updated on October 11, 2026 and 中学数学グラフ on October 12, 2026.

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