Comparison

Arithmetic Workbook DX vs ちょこ暗 算数

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

Head to head
About

Arithmetic Workbook DX

This app offers a structured arithmetic curriculum for elementary school students, covering six years of learning. It provides daily practice problems, tracks progress, and includes advanced questions to prepare for junior high entrance exams. It's also suitable for adults looking to sharpen their math skills.

Highlights
  • Daily arithmetic problems
  • Progress tracking and review
  • Junior high entrance exam preparation
  • Customizable school settings
  • Time limits and scoring system
  • Solutions for all units
Features
Read full description

■Competing the results of learning in the national ranking. ■Judgment is decided on score and points. ■Reviewing and redoing the workbook which finished are available. "Arithmetic Workbook DX" is an application which includes 12 units of arithmetic pupils learn in elementary school for six years. Pupils solve 10 questions per day, which is necessary for junior high entrance exam and complete each unit in 50 days.(Free up to 5 days) The contents become difficult gradually, and when finishing the 50th day, question of the unit serves as contents which can clear a junior high school entrance exam level. The question of each unit is created by the instructor who actually guides prep students. The somewhat advanced question is also included for pupils. Solving difficult question in parent and child together is much effective. Adults also leads to the activation of the brain by trying the basic arithmetic. ◆Include (Free up to 5 days each unit) Day 1 to Day 50, total of 500 questions intended. Addition/ Subtraction/ Multiplication/ Division/ Decimal/ Fraction/ Percentage/ Velocity/ Ratio/ Figure/ Word problem/ Unit/ ◆Function ・Displaying errata by every 10 question. ・You can see the page that you answer by touching each question. ・"Passing Mark" can be earned in 80 points or more. ・Repeat challenge for one day part until taking 100 points is available. ・There is a time limit of each problem. △ will be added if you could not solve in time, and a partial credit will be added in the case of getting △. ・Points are added in the time by remaining time within the time limit. ・Sound ON/OFF ・BGM ON/OFF ・Customize for school: School name, password, student name can be added. Solution: Answer of 12 units can be displayed in the list. Reset recording

About

ちょこ暗 算数

Features
Read full description

「この式見たことある」「またこの答えだ!」 中受算数の頻出式に特化した暗算アプリ! ペンと紙を必要とせず、1演習30秒程度で終わるため、すきま時間にピッタリです。 「暗算」といっても、そろばん有段者が行うような高難易度の計算を行うわけではありません。 算数の途中式によく出てくる計算や約分、比を簡単にしたり、最小公倍数や最大公約数を求めたりと、 実践的な計算に絞りました。 (1) 12×5= (2) 0.125×8= (3) 4×2×3.14= (4) (6×5×4)÷(3×2×1)= (5) 24と36の最小公倍数 というように、中受算数で「あ、見たことある!」となるような計算を集めています。 ピンポイントでよく見かける式を繰り返し練習できるので、「計算速度をあげて、ケアレスミスを防ぐ」という いわゆる計算の基礎力を、効果的に身につけることができます。 ◆主な機能◆ ・難易度別に暗算を行う「暗算トライアル」 ・特定の計算や暗記に特化した「ジャンル別演習」 ・別端末でも同じ問題が出る「簡単対戦モード」 ・成長の軌跡がわかる「ランキング表示」 ◆収録問題ジャンル◆ 基本の計算 ・1桁×2桁のかけ算 ・九九の先の割り算 ・分数の足し算・引き算 他、四則演算 暗記したほうが速い計算 ・0.125の計算 ・円周率のかけ算 ・360の約分 ・平方数のかけ算 工夫する計算 ・結合の法則 ・階段の足し算 ・キセル算 ・2桁×2桁のかけ算 ・19までのかけ算(おみやげ算) よくでる計算 ・三角形の角度の計算 ・多角形の公式 ・円の面積、円周の長さを求める公式 ・比を簡単にする ・最大公約数 ・最小公倍数 ・単位換算 月額料金の支払いによって全問題が解放されますが、 基礎レベルやおすすめの単元は無料で試用できます。 ぜひ一度試してみて下さい。 価格・200円/月、800円/年 -------------- 利用規約 https://alsunny.com/termsofuse/

Screenshots

Arithmetic Workbook DX4 screens
ちょこ暗 算数4 screens

Verdict

The call

The clearest difference is ads: ちょこ暗 算数 at none against Arithmetic Workbook DX's shown. Arithmetic Workbook DX's advantage is update cadence (fortnightly vs every 5 weeks) and iOS requirement (13.0 vs 17.0). On price, 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

Both are free to download. Arithmetic Workbook DX sells 11 one-off in-app purchases and ちょこ暗 算数 sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Arithmetic Workbook DX ships an update fortnightly, ちょこ暗 算数 every 5 weeks. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 5 level
Arithmetic Workbook DX versus ちょこ暗 算数: the parameters behind the verdict, then further details
ParameterArithmetic Workbook DXちょこ暗 算数
PriceFreeFree
Positive reviews14.3% of reviews—
Update frequencyFortnightly — betterEvery 5 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size52 MB15 MB
Age rating4+4+
DeveloperGloding Inc.Always Sunny Ltd.

In-app purchases

11 purchases

Arithmetic Workbook DX

One-time11
  • わりざん レベル21~35$0.99
  • 分数 レベル21~35$0.99
  • 割合 レベル21~35$0.99
Show 8 more
  • 単位 レベル21~35$0.99
  • 図形 レベル21~35$0.99
  • 小数 レベル21~35$0.99
  • 文章題 レベル21~35$0.99
  • 比 レベル21~35$0.99
  • 速さ レベル21~35$0.99
  • 全単元 レベル6~20パック$6.99
  • 全単元 レベル21~35パック$6.99
2 purchases

ちょこ暗 算数

Subscriptions2
  • 月額プラン7 Days trial$0.991 Month
  • 年額プラン7 Days trial$4.991 Year

Questions

Is Arithmetic Workbook DX free?
Arithmetic Workbook DX is free to download, with in-app purchases available.
Is ちょこ暗 算数 free?
ちょこ暗 算数 is free to download, with in-app purchases available.
Do Arithmetic Workbook DX or ちょこ暗 算数 have ads?
Arithmetic Workbook DX shows ads; ちょこ暗 算数 does not.
Which is updated more often, Arithmetic Workbook DX or ちょこ暗 算数?
Arithmetic Workbook DX ships an update fortnightly, and ちょこ暗 算数 every 5 weeks. Most recently, Arithmetic Workbook DX was updated on September 18, 2026 and ちょこ暗 算数 on September 24, 2026.

Other comparisons