# Circular Segment Calculator vs Numerical Solver

The clearest difference is price: Numerical Solver at Free against Circular Segment Calculator's $2.99. Numerical Solver also leads on update cadence (monthly vs every 23 months). Circular Segment Calculator's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Numerical Solver is free to download; Circular Segment Calculator costs $2.99 up front. Numerical Solver sells 3 in-app purchases, starting at $2.99 per year. Circular Segment Calculator asks for nothing beyond the download.

Circular Segment Calculator ships an update every 23 months, Numerical Solver monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Circular Segment Calculator | Numerical Solver |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/circular-segment-calculator/id1628037532/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Monthly** |
| Monetization | Paid | — |
| Size | 1 MB | 3 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [i-SmartSolutions](https://appshunter.io/developer/391390898) |

## What reviewers say

### Circular Segment Calculator

[App page](https://appshunter.io/ios/app/circular-segment-calculator/id1628037532)

Instantly calculate all six properties of any circular segment by entering just two values. Ideal for students, engineers, and makers needing quick, reliable geometry solutions on the go.

**Highlights:** Calculate radius, angle, arc length, chord length, height, and area, Two input modes: Angle & Radius or Chord & Height, Real-time results update as you type, Step-by-step formula explanations, Tap to copy results, Supports multiple units and dark mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Numerical Solver

[App page](https://appshunter.io/ios/app/numerical-solver/id6746115479)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Create Charts | $2.99 | per year |
| Calculate Integrals | $2.99 | per year |
| Solve system of algebraic eqns | $4.99 | per year |


## Frequently asked questions

### Is Circular Segment Calculator free?

Circular Segment Calculator costs $2.99, with no in-app purchases.

### Is Numerical Solver free?

Numerical Solver is free to download, with in-app purchases available.

### Do Circular Segment Calculator or Numerical Solver have ads?

Neither Circular Segment Calculator nor Numerical Solver shows ads.

### Which is updated more often, Circular Segment Calculator or Numerical Solver?

Circular Segment Calculator ships an update every 23 months, and Numerical Solver monthly. Most recently, Circular Segment Calculator was updated on November 3, 2026 and Numerical Solver on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*