几何面积计算器（快捷单位转换） vs Arc+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
几何面积计算器（快捷单位转换）
This utility app quickly calculates the area of various geometric shapes. It also offers convenient unit conversion between millimeters, centimeters, meters, and kilometers.
- Calculate area of geometric shapes
- Supports quadrilaterals, sectors, and ellipses
- Real-time area calculation
- Unit conversion (mm, cm, m, km)
- Quick number input
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本计算器可以帮助您快速地算出各种几何形状的面积。 计算：填入几何参数，实时算出面积。 单位换算：方便地在毫米、厘米、米、千米之间转换。 •几何面积计算•多种计算方式•快捷输入数字•灵活转换单位•
Arc+
This utility app helps users calculate various dimensions of circular arcs, including radius, length, width, and height. It offers a simple interface where users input two known values to derive the rest. Additional features include a unit converter, result saving, and sharing capabilities.
- Calculate Radius, Length, Width, Height, Tangent
- Input two known values to find others
- Measurement units converter
- Save results to favorites
- Share calculations
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Arc+ The Complete Circular Arc Calculator Calculates the Radius, Length, Width (chord), Height, Tangent How it works: Select two known values and type it in text boxes and click on ( = ) to get the required values. Features: Measurement units converter Save your results to a favorite list Share your results with others
Screenshots
Verdict
几何面积计算器（快捷单位转换） and Arc+ both sit at 4.8 stars, but that hides the real split: 88% of 几何面积计算器（快捷单位转换）'s written reviews are positive against 50% of Arc+'s. 几何面积计算器（快捷单位转换） also leads on iOS requirement (6.0 vs 15.6). Arc+'s advantage is ratings volume (119 vs 4). On price, rating, update cadence and ads 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
Both are free to download. 几何面积计算器（快捷单位转换） sells 1 one-off in-app purchase and Arc+ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for 几何面积计算器（快捷单位转换） against 4.6 for Arc+. That said, the two scores are not equally well evidenced: Arc+ has 119 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 88% of 几何面积计算器（快捷单位转换）'s written reviews are positive against 50% of Arc+'s.
几何面积计算器（快捷单位转换） ships an update every 5 months, Arc+ every 4 months. Both last shipped on October 29, 2026.
| Parameter | 几何面积计算器（快捷单位转换） | Arc+ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) — better | 4.6 (119 ratings) |
| Positive reviews | 87.5% of reviews — better | 50.0% of reviews |
| Number of ratings | 4 | 119 — better |
| Update frequency | Every 5 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 42 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 境 饶 | Mohamed Saad |
Customer experience
几何面积计算器（快捷单位转换）
Arc+
In-app purchases
几何面积计算器（快捷单位转换）
- 完整版资格$1.99
Arc+
- Ad Blocker$4.99
