# Trgnmtry vs Circle Coordinate Calculator

Trgnmtry and Circle Coordinate Calculator are too close to call on the numbers: across 5 compared parameters — update cadence, 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.

Trgnmtry ships an update every 21 months, Circle Coordinate Calculator every 23 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Trgnmtry | Circle Coordinate Calculator |
| --- | --- | --- |
| Price | — | **$2.99** |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/trgnmtry/id1146667288/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 21 months** | Every 23 months |
| Monetization | Free | — |
| Size | 5 MB | 1 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andrew McKnight](https://appshunter.io/developer/1888628988) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### Trgnmtry

[App page](https://appshunter.io/ios/app/trgnmtry/id1146667288)

Explore trigonometric relationships visually by interacting with a unit circle. Customize displayed measures and angle intervals for a dynamic learning experience. Adapts beautifully to both light and dark modes.

**Highlights:** Interactive unit circle, Visualize trigonometric measures, Customizable angle intervals, Supports light and dark mode, Geometric relation display

**Features:** macOS Compatibility

**In-app purchases:** none


### Circle Coordinate Calculator

[App page](https://appshunter.io/ios/app/circle-coordinate-calculator/id1626424109)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trgnmtry free?

Pricing for Trgnmtry is not currently listed on the App Store.

### Is Circle Coordinate Calculator free?

Circle Coordinate Calculator costs $2.99, with no in-app purchases.

### Do Trgnmtry or Circle Coordinate Calculator have ads?

Neither Trgnmtry nor Circle Coordinate Calculator shows ads.

### Which is updated more often, Trgnmtry or Circle Coordinate Calculator?

Trgnmtry ships an update every 21 months, and Circle Coordinate Calculator every 23 months. Most recently, Trgnmtry was updated on October 24, 2026 and Circle Coordinate Calculator on October 15, 2026.

---

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