# Tri vs Aplic Triang

The clearest difference is in-app purchases: Aplic Triang at none against Tri's 1. Aplic Triang also leads on ads (none vs shown). Tri's advantage is update cadence (every 2 months vs every 6 months). On price, device support and iOS requirement there is nothing between them.

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

Tri ships an update every 2 months, Aplic Triang every 6 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Tri | Aplic Triang |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (17 ratings)](https://appshunter.io/ios/app/tri-go-math-your-math-helper/id1525513476/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 1 MB |
| Requires iOS | **12.0** | 13.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alejandro Apodaca](https://appshunter.io/developer/1524127326) | [Instituto Tecnologico y de Estudios Superiores de Monterrey](https://appshunter.io/developer/500004672) |

## What reviewers say

### 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 |


### Aplic Triang

[App page](https://appshunter.io/ios/app/aplic-triang/id1547924879)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tri free?

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

### Is Aplic Triang free?

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

### Do Tri or Aplic Triang have ads?

Tri shows ads; Aplic Triang does not.

### Which is updated more often, Tri or Aplic Triang?

Tri ships an update every 2 months, and Aplic Triang every 6 months. Most recently, Tri was updated on October 24, 2026 and Aplic Triang on October 20, 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.*