Comparison

Rhomb transform vs 算术速答

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

Head to head
About

Rhomb transform

Features
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There are many ways to calculate the area of a diamond, which is often a vexing problem. Rhomb transform is an app that can use different methods to calculate the area of a diamond. You only need to enter known values to calculate it, including height, diagonal length, inscribed circle, etc.!

About

算术速答

Features
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算术速答闯关——轻量益智口算训练小游戏! 【核心玩法】 随机生成10至20以内加减乘除算术题目,限时答对指定数量即可通关晋级。答对即消,答错无惩罚,可反复修正。20个关卡难度平滑递增,从简单加减到混合运算,全面覆盖基础算术体系。 【趣味挑战】 数字华容道:滑动数字方块,训练逻辑思维。 速算配对:算式匹配答案,锻炼快速反应。 【产品特色】 自由练习模式,无限刷题无压力 每日挑战,记录个人最佳成绩 成就系统,激励持续训练 详细统计,追踪训练进步 极简界面,无广告无内购 纯单机离线,随时随地开局 适合儿童口算启蒙、学生巩固基础、成人健脑休闲。越玩越快,越算越准!

Screenshots

Rhomb transform3 screens
算术速答4 screens

Verdict

The call

Rhomb transform and 算术速答 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Rhomb transform versus 算术速答: the parameters behind the verdict, then further details
ParameterRhomb transform算术速答
PriceFreeFree
Update frequencyEvery 10 days—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size32 MB2 MB
Age rating4+4+
DeveloperMUMTAZ FEEDS & ALLIED INDUSTRIES PRIVATE LIMITEDApril Pittman

In-app purchases

None

Rhomb transform

No in-app purchases

None

算术速答

No in-app purchases

Questions

Is Rhomb transform free?
Rhomb transform is free to download, with no in-app purchases.
Is 算术速答 free?
算术速答 is free to download, with no in-app purchases.
Do Rhomb transform or 算术速答 have ads?
Neither Rhomb transform nor 算术速答 shows ads.

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