Comparison

one digit addition vs 数学好きのラクガキパズル

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

Head to head
About

one digit addition

Practice single-digit addition with this game. It features nine stages with random questions, offering a speed puzzle and search game experience. This is a lite version of a more comprehensive math app.

Highlights
  • Single-digit addition practice
  • Speed puzzle game
  • Search game mode
  • Nine stages with random questions
  • Lite version of a full math app
Features
Read full description

This App "one digit +" is one digit addition training App. And this is a search game and speed puzzle game, too. There are 9 questions on nine stages, random 81 questions from "1 + 1 = 2" to "9 + 9 = 18". This is a Lite version of "one digit +-x÷". The paid full version has four categories. Addition:"one digit + ", subtraction:"one digit - ", multiplication:"one digit x " and division:"one digit ÷ ".

About

数学好きのラクガキパズル

Features
Read full description

グラフを変化させ、グラフ上にボールを転がしてゴールへ導くパズルゲームです。 一見地味だけど、遊びごたえたっぷり! 何度もチャレンジして、ボールがゴールへ入った時の爽快感は格別です。 ゲームを進めていくと、楽しいギミック達が登場します。 ベクトル、動く点Pなど数学的ギミックや、ワープ、ブロック切り替えスイッチ、ドミノなどのいろんなギミックを楽しんでください。 また、ゲームを進めていく中で、主人公の学生生活での成長の姿を見ることができます。 人との繋がりに悩む平凡な少年のラクガキ一言日記。 ぜひダウンロードして覗き見てください。 無料の本編ステージは全67ステージ! 有料のEXを合わせると全103ステージとなります。 全ステージ攻略めざして頑張ってください!

Screenshots

one digit addition4 screens
数学好きのラクガキパズル4 screens

Verdict

The call

The clearest difference is in-app purchases: one digit addition at none against 数学好きのラクガキパズル's 4. one digit addition also leads on iOS requirement (8.0 vs 15.1). 数学好きのラクガキパズル's advantage is update cadence (fortnightly vs every 13 months). On price, 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. 数学好きのラクガキパズル sells 4 one-off in-app purchases. one digit addition asks for nothing beyond the download.

UpkeepUpdate frequency

one digit addition ships an update every 13 months, 数学好きのラクガキパズル fortnightly. Both last shipped on October 6, 2026.

Scorecard3 real differences · 6 level
one digit addition versus 数学好きのラクガキパズル: the parameters behind the verdict, then further details
Parameterone digit addition数学好きのラクガキパズル
PriceFreeFree
Rating3.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 13 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS8.0 — better15.1
Further details — not scored
Size4 MB637 MB
Age rating4+4+
DeveloperCurrach Softwarekouhei kobayashi

In-app purchases

None

one digit addition

No in-app purchases

4 purchases

数学好きのラクガキパズル

One-time4
  • 二年生の追加ステージ$0.99
  • 3年生の追加ステージ$0.99
  • 1年生の追加ステージ$0.99
Show 1 more
  • 1〜3年生の追加ステージ$1.99

Questions

Is one digit addition free?
one digit addition is free to download, with no in-app purchases.
Is 数学好きのラクガキパズル free?
数学好きのラクガキパズル is free to download, with in-app purchases available.
Do one digit addition or 数学好きのラクガキパズル have ads?
Neither one digit addition nor 数学好きのラクガキパズル shows ads.
Which is updated more often, one digit addition or 数学好きのラクガキパズル?
one digit addition ships an update every 13 months, and 数学好きのラクガキパズル fortnightly. Most recently, one digit addition was updated on October 6, 2026 and 数学好きのラクガキパズル on October 6, 2026.

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