# X CalcKits vs Triangle Calculator

The clearest difference is in-app purchases: X CalcKits at none against Triangle Calculator's 2. Triangle Calculator's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Triangle Calculator sells 2 in-app purchases, starting at $0.99 per month. X CalcKits asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | X CalcKits | Triangle Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/triangle-calculator-solver/id6757908425/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | — | Freemium |
| Size | 31 MB | 15 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Singxi Limited](https://appshunter.io/developer/1844027284) | [Vaghani Keyur](https://appshunter.io/developer/1164464860) |

## What reviewers say

### X CalcKits

[App page](https://appshunter.io/ios/app/x-calckits/id6757659022)

**Features:** macOS Compatibility

**In-app purchases:** none


### Triangle Calculator

[App page](https://appshunter.io/ios/app/triangle-calculator-solver/id6757908425)

This geometry tool simplifies trigonometry and triangle calculations. It provides quick and accurate results for various measurements, including angles, sides, area, and advanced geometric properties. Ideal for students, professionals, and anyone needing precise calculations.

**Highlights:** Triangle angle calculation, Side length and hypotenuse calculation, Area and perimeter calculation, Advanced geometry calculations, User-friendly interface, Accurate results

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Yearly Premium | $2.99 | per year |


## Frequently asked questions

### Is X CalcKits free?

X CalcKits is free to download, with no in-app purchases.

### Is Triangle Calculator free?

Triangle Calculator is free to download, with in-app purchases available.

### Do X CalcKits or Triangle Calculator have ads?

X CalcKits shows ads; Triangle Calculator does not.

### Which is updated more often, X CalcKits or Triangle Calculator?

X CalcKits ships an update every 4 months, and Triangle Calculator every 4 months. Most recently, X CalcKits was updated on October 10, 2026 and Triangle Calculator on October 7, 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.*