Comparison

Calculus Gacha! vs Kanso

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

Head to head
About

Calculus Gacha!

Features
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● Fun, Gacha-Style Learning Tackle randomly selected questions and instantly check explanations and formulas as you go. ●AI Tutor Stuck on a problem? Ask the built-in AI tutor for a hint, a solving strategy, just the first step, or an explanation using a simpler similar problem — all tailored to the question you're working on. ● Learn by Topic Integration, limits, factorization, indeterminate equations, recurrence relations, differential equations, and more. Each topic is organized into categories so you can focus on exactly what you want to study. ● Helpful Support Features Hints, scratch paper, a timer, and other tools make learning smoother and more efficient. ● Automatic Study Tracking All solved questions are saved on your device, allowing you to review your progress and understanding anytime. ● Smart Question Selection Based on your learning history, the app prioritizes topics you struggle with, helping you learn more efficiently. --------------------------- Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.notion.so/calculus-gacha-joy-math-27ae4f0afd3b80cb9754ce138cbc80ca?source=copy_link

About

Kanso

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数直線を、そのまま宇宙にしました。 Kanso - Integers は「整数1 = 1km」の世界です。0 から出発して指でスクロールすると、 149,600,000 で地球に、1,433,500,000 で土星に出会います。数字の並びはやがて太陽系全景になり、 天の川の腕になり、銀河団になり、6,000,000,000 を超えた先は観測可能な宇宙の大規模構造へ。 ズームもスワイプも、地図アプリのように直感的です。 ■ 整数の雑学 素数・完全数・フィボナッチ数……気になる数に止まると、その数の性質と物語が1枚のカードで 現れます。約数・素因数分解は全整数で自動計算。自分だけのメモも残せます。 ■ 実在の天体 地球・火星・木星などの惑星は NASA の実観測画像による全球テクスチャで、実距離の整数の座に 実寸で置かれています。天体データ・出典もアプリ内に明記。 ■ 数のゲームで遊んで、カードを集める ゴールドバッハの結晶、ユークリッド・タイリング、プライムキー、GCDトラップ、 コプライムリング、ファクターショック。遊ぶほど宇宙図鑑に天体カードが増えていきます。 集めたカードは美しいトレーディングカード画像・回転する3D動画として共有できます。 ■ 完全無料・広告なし 課金も広告も分析SDKもありません。記録はあなたの端末と iCloud(非公開領域)だけに保存され、 iPhone と iPad で同期します。 数って、こんなに遠くまで続いてるんだ—— そのスケール感を、あなたの指で確かめてください。

Screenshots

Calculus Gacha!4 screens
Kanso4 screens

Verdict

The call

The clearest difference is in-app purchases: Kanso at none against Calculus Gacha!'s 2. Calculus Gacha!'s advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads 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. Calculus Gacha! sells 2 one-off in-app purchases. Kanso asks for nothing beyond the download.

UpkeepUpdate frequency

Calculus Gacha! ships an update every 5 days, Kanso every 4 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 4 level
Calculus Gacha! versus Kanso: the parameters behind the verdict, then further details
ParameterCalculus Gacha!Kanso
PriceFreeFree
Update frequencyEvery 5 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size84 MB68 MB
Age rating4+4+
DeveloperShunsuke NakamuraYutaro Kawahara

In-app purchases

2 purchases

Calculus Gacha!

One-time2
  • AI Tutor Pass$2.99
  • AI Tutor Plus(500)$2.99
None

Kanso

No in-app purchases

Questions

Is Calculus Gacha! free?
Calculus Gacha! is free to download, with in-app purchases available.
Is Kanso free?
Kanso is free to download, with no in-app purchases.
Do Calculus Gacha! or Kanso have ads?
Neither Calculus Gacha! nor Kanso shows ads.
Which is updated more often, Calculus Gacha! or Kanso?
Calculus Gacha! ships an update every 5 days, and Kanso every 4 days. Most recently, Calculus Gacha! was updated on November 5, 2026 and Kanso on November 6, 2026.

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