Best Circular Sector Apps

250+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated September 2026

Every iPhone needs a few good circular sector apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Circular Sector Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ArcCalcArcCalcFree was $0.994.8★ (232)NoNoSep 2026
2Figure calculator ShapeInfoFigure calculator ShapeInfoFree4.7★ (140)YesNoSep 2026
3Make Circle Great AgainMake Circle Great AgainFreeNoJun 2026
4Arc+Arc+Free4.6★ (113)NoYesAug 2026
5Area Calculator Free - Quadrilateral, Circle, EllipseArea Calculator Free - Quadrilateral, Circle, EllipseFree2.4★ (5)NoYesMay 2026
6Circle Calculator - GeometryCircle Calculator - GeometryFreeYesYesSep 2026
7Geometry Solver: Photo AnswersGeometry Solver: Photo AnswersFree4.6★ (94)NoYesSep 2026
8Circular Segment CalculatorCircular Segment Calculator$2.995.0★ (2)NoNoAug 2026

Top Picks for Circular Sector

ArcCalc#1

ArcCalc by Roseller Sunga

Arc Calculator
Editor's Choice
📊 Productivity
4.8😊(232 ratings)
Free
ArcCalc screenshot 1
ArcCalc screenshot 2
ArcCalc screenshot 3
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ArcCalc screenshot 6

This app calculates various parameters of circular arcs and segments. It supports multiple input combinations and offers unit flexibility for length and angles. Calculations are automatically saved and can be shared via email.

What We Love

  • 👍 Accurate calculations
  • 👍 Very useful for work
  • 👍 Great for curved surfaces
  • 👍 Simple and quick
  • 👍 Free to use
  • 👍 Saves time
  • 👍 User-friendly
  • 👍 Handy for DIY
  • 👍 Good for architects and designers
  • 👍 Excellent support
  • 👍 Flawless performance
  • 👍 Saves previous results
  • 👍 Helpful for CNC machines
  • 👍 Clean and simple interface

Room to Improve

  • 🐛 Optimization needed for large screens
  • 🐛 No metric units (initially)
  • 🐛 Needs more unit choices
  • 🐛 Incompatible with older iOS versions

More Circular Sector apps to explore

FAQ about Circular Sector

What are the best circular sector apps for iPhone?
ArcCalc tops our circular sector apps ranking as of September 2026, with a 4.8-star average from 232 App Store ratings, and it's free to download.
Yes — 19 of the top circular sector apps we rank are free to download, including ArcCalc and Figure calculator ShapeInfo.
ArcCalc has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ circular sector apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
ArcCalc is a mobile application designed to calculate all the parts of a circular arc or segment. You can input any two known values, and the app will compute the radius, length, width, height, apothem, angle, and area.
Key features include the ability to calculate for all twenty-one possible cases given any two inputs, support for various length units (feet, inches, meters, centimeters, millimeters), angle units in degrees or radians, automatic saving of results, and error checking for invalid inputs.