# xGeometry vs Tri

The clearest difference is rating: Tri at 4.5 against xGeometry's 2.7. xGeometry's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Tri sells 1 one-off in-app purchase. xGeometry asks for nothing beyond the download.

Tri holds the better App Store score, 4.5 against 2.7. Both are backed by a comparable volume of ratings — 35 and 17 respectively. Written reviews point the same way: 64% of xGeometry's written reviews are positive against 67% of Tri's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on August 15, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | xGeometry | Tri |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (35 ratings)](https://appshunter.io/ios/app/xgeometry-geometry-solver/id1190298614/reviews) | **[4.5 (17 ratings)](https://appshunter.io/ios/app/tri-go-math-your-math-helper/id1525513476/reviews)** |
| Number of ratings | **35** | 17 |
| Positive reviews | 63.6% of reviews | **66.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 48 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Matteo D'Ignazio](https://appshunter.io/developer/634863524) | [Alejandro Apodaca](https://appshunter.io/developer/1524127326) |

## What reviewers say

### xGeometry

[App page](https://appshunter.io/ios/app/xgeometry-geometry-solver/id1190298614)

This app helps solve geometry problems with step-by-step solutions. It supports various geometric data and allows users to draw directly on shapes to input information. Explore and manipulate shapes with interactive features and access reference sheets with formulas.

**Highlights:** Step-by-step problem solving, Gesture input by drawing on shapes, Smart shortest solution finder, Customizable problem options, Multiple shapes per problem, Interactive shape exploration, Reference sheets with formulas

**Features:** Vision Pro support

**In-app purchases:** none


### Tri

[App page](https://appshunter.io/ios/app/tri-go-math-your-math-helper/id1525513476)

This app simplifies math homework with a suite of tools including area, basic, and trigonometry calculators. It offers offline access and equation solvers for first and second-degree equations, with more features planned.

**Highlights:** Offline Access, Area Calculator, Basic Calculator, Trigonometry Calculator, Unit Converter, Equation Solvers

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quitar anuncios | $1.99 | one-time |


## Frequently asked questions

### Is xGeometry free?

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

### Is Tri free?

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

### Which has better reviews, xGeometry or Tri?

Tri is rated higher. xGeometry averages 2.7 out of 5 from 35 ratings, while Tri averages 4.5 from 17 ratings.

### Do xGeometry or Tri have ads?

Tri shows ads; xGeometry does not.

### Which is updated more often, xGeometry or Tri?

xGeometry ships an update every 2 months, and Tri every 2 months. Most recently, xGeometry was updated on August 15, 2026 and Tri on June 4, 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.*