# Arc Calculator Pro — Arc & Circle Geometry Tools

> Calculates arc length, angle, radius, area, and more for fabrication. (iPhone/iPad app by Imran Pinjara.)

- Source: https://appshunter.io/ios/app/arc-calculator-pro/id1491369908 (this page in markdown: same URL + `.md`)
- Developer: [Imran Pinjara](https://appshunter.io/developer/1484488781)
- Category: Utilities, Productivity
- Price: $3.99
- Age rating: 4+
- Requires: iOS 16.1 · 2 MB
- Languages: American English
- Released: 2019-12-13
- Data updated: 2026-08-24
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/arc-calculator-pro/id1491369908/reviews.md

## What is Arc Calculator Pro?

Arc Calculator is a professional engineering utility for calculating arc and circle geometry commonly used in fabrication, machining, engineering drawings, layout development, and workshop calculations.

The app provides fast and accurate calculations for arc length, radius, angle, chord, sagitta, tangent height, segment area, and sector area using standard geometric formulas.

Designed for engineers, fabricators, draftsmen, machinists, technicians, and students, Arc Calculator helps simplify everyday geometry calculations used for marking, layout, design verification, and fabrication work.

App features:
1. No Internet Requirement.
2. No Irritating Ads.
3. Fabrication-friendly.
4. Higher Performance.

Available Calculations

• Arc Length
• Arc Radius
• Arc Angle
• Arc Chord Length
• Arc Depth / Sagitta
• Arc Tangent Height
• Arc Segment Area
• Arc Sector Area

Arc Length Calculator

Calculate the length of an arc using the required radius and arc angle.

Arc Radius Calculator

Determine the radius of an arc from the available geometric dimensions.

Arc Angle Calculator

Calculate the included angle of an arc using the required arc dimensions.

Arc Chord Calculator

Calculate the straight-line chord length between the two endpoints of an arc.

Arc Depth / Sagitta Calculator

Calculate arc depth, also known as sagitta, for practical layout and fabrication applications.

Arc Tangent Height Calculator

Calculate tangent-related arc dimensions useful for fabrication marking and geometry calculations.

Arc Segment Area

Calculate the area enclosed by an arc and its corresponding chord.

Arc Sector Area

Calculate the area of a circular sector using the required radius and angle.

Features

• Multiple arc and circle geometry calculators
• Accurate engineering formulas
• Arc length and radius calculations
• Arc angle and chord calculations
• Sagitta / arc depth calculation
• Tangent height calculation
• Segment area calculation
• Sector area calculation
• Metric and Imperial unit support
• Automatic unit conversion
• Clear and easy-to-read results
• Fast calculations
• Simple professional interface
• Works completely offline
• No internet connection required

Applications

Arc Calculator is useful for:

• Fabrication Layout and Marking
• Sheet Metal Fabrication
• Pressure Vessel Fabrication
• Heat Exchanger Fabrication
• Piping and Process Equipment
• Engineering Drawings
• Mechanical Engineering
• Machining and Workshop Calculations
• Industrial Layout Development
• Design Verification

Designed For

• Mechanical Engineers
• Fabrication Engineers
• Design Engineers
• Production Engineers
• Draftsmen
• Machinists
• Workshop Technicians
• Fabricators
• Engineering Students

Arc Calculator helps eliminate repetitive manual geometry calculations and provides quick, reliable results for practical engineering and fabrication work.

Whether you are determining an arc length, finding a radius, calculating a chord or sagitta, checking an angle, or determining segment and sector areas, Arc Calculator provides a convenient geometry tool for everyday workshop and engineering applications.

## Key features

- Arc Length Calculation
- Arc Angle Calculation
- Arc Radius Calculation
- Arc Segment Area Calculation
- Arc Sector Area Calculation
- Supports mm and inches
- Offline functionality

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/arc-calculator-pro/id1491369908/reviews.md

### 1/5 — Doesn’t work

*2024-01-15*

I select the icon. The app looks like it’s going to open a new window. But it reverts back to the Home Screen. Don’t buy it, I’ve tried dozens of times already and am requesting a refund.

## Frequently asked questions about Arc Calculator Pro

### What arc calculations can Arc Calculator Pro perform?

Arc Calculator Pro can calculate arc length, arc angle, arc radius, arc cord, arc depth, arc tangent, arc segment area, and arc sector area. It uses arc angle and arc radius as primary inputs for most calculations.

### Does Arc Calculator Pro require an internet connection?

No, Arc Calculator Pro does not require an internet connection to function. This allows for convenient use in any fabrication or engineering environment.

### What units of measurement does Arc Calculator Pro support?

Arc Calculator Pro supports both millimeters (mm) and inches for its calculations. This flexibility caters to different regional and project requirements.

### Is Arc Calculator Pro suitable for professional use?

Yes, Arc Calculator Pro is described as very useful in the fabrication field, including process equipment fabrication, piping, engineering drawings, pressure vessels, heat exchangers, and machining processes. Its precise calculations are beneficial for marking and dimensioning.

### What is the price of Arc Calculator Pro?

Arc Calculator Pro is a paid application priced at $3.99. There are no in-app purchases or subscriptions required after the initial purchase.

### On which devices can I use Arc Calculator Pro?

Arc Calculator Pro is available for iPhone and iPad devices. It is designed to run on Apple's mobile operating systems.

### How often is Arc Calculator Pro updated?

The latest version of Arc Calculator Pro is 2.0, which was last updated on May 4, 2023. This indicates regular maintenance and potential feature additions.

### What is the age rating for Arc Calculator Pro?

Arc Calculator Pro has an age rating of 4+. This suggests it is suitable for a wide range of users, including younger individuals learning about geometry and measurements.

## Version history (last 3 releases)

### 3.0 — 2026-08-19

Upgraded to Higher SDK Support level.
Changes in UI/UX.
Added Fractional Input Support.
Added Unit settings options.
Improved Input Fields labels.
Removed Decimal Fraction Chart.
Fixed minor bugs/issues.

### 2.0 — 2023-05-04

App Upadet for Higher SDK Level for latest version support.
App Theme Changed.
App UI Design Changed.
Unit Setting Option for mm/inches added.
decimal fraction chart added.
keyboard dismiss issue resolved.
fix app stability and performance issue.
improve user experience.
fix minor bugs.

### 1.0 — 2019-12-13

No release notes.

## Apps similar to Arc Calculator Pro

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Stud Framing Layout Calculator](https://appshunter.io/ios/app/stud-framing-layout-calculator/id6761627070) | — | $1.99 | Utilities |
| [Wood Calc: Shop Calculator](https://appshunter.io/ios/app/wood-calc-shop-calculator/id6758582295) | 5.0 (1) | Free | Utilities |
| [Stair Calculator 2](https://appshunter.io/ios/app/stair-calculator-2/id1619604719) | — | $6.99 | Utilities |
| [Bend deduction and Flat length](https://appshunter.io/ios/app/bend-deduction-and-flat-length/id1608300708) | 1.0 (2) | $2.99 | Utilities |
| [Chord Length Calculator](https://appshunter.io/ios/app/chord-length-calculator/id1345297304) | — | $4.99 | Utilities |
| [Solenoid Magnetic Field Calc](https://appshunter.io/ios/app/solenoid-magnetic-field-calc/id1423507970) | — | $2.99 | Utilities |

## More apps by Imran Pinjara

- [Screw Flight Pro](https://appshunter.io/ios/app/screw-flight-pro/id1484488782)
- [Miter Bend Pro](https://appshunter.io/ios/app/miter-bend-pro/id1484821889)
- [Flange Hole Marker Pro](https://appshunter.io/ios/app/flange-hole-marker-pro/id1486290745)
- [Pressure Vessel Heads Pro](https://appshunter.io/ios/app/pressure-vessel-heads-pro/id1486607999)
- [Petal Layout Pro](https://appshunter.io/ios/app/petal-layout-pro/id1486823832)
- [Pump Calculator](https://appshunter.io/ios/app/pump-calculator/id1487084383)

All apps by Imran Pinjara: https://appshunter.io/developer/1484488781

## Related topics

[siemens intelli arc](https://appshunter.io/ios/topics/siemens-intelli-arc)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-24.*