# Simple Factors vs Triangles

The clearest difference is price: Simple Factors at $0.99 against Triangles's $1.99. Triangles's advantage is iOS requirement (11.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Simple Factors costs $0.99 and Triangles $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Simple Factors ships an update every 20 months, Triangles every 21 months. The most recent releases landed on August 26, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Simple Factors | Triangles |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/simple-factors/id1084119563/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 20 months** | Every 21 months |
| Monetization | Paid | — |
| Size | 1 MB | 14 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Palmer](https://appshunter.io/developer/914507761) | [TOUCHSCREEN LEARNING LTD](https://appshunter.io/developer/501694854) |

## What reviewers say

### Simple Factors

[App page](https://appshunter.io/ios/app/simple-factors/id1084119563)

This app helps users understand numbers by providing their factors and checking for primality or divisibility. It offers a straightforward interface for quick calculations up to 10 trillion.

**Highlights:** Calculates factors of numbers, Checks for primality, Determines divisibility, Supports numbers up to 10 trillion, Simple, menu-free interface

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

**In-app purchases:** none


### Triangles

[App page](https://appshunter.io/ios/app/triangles-math-games/id1489811744)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simple Factors free?

Simple Factors costs $0.99, with no in-app purchases.

### Is Triangles free?

Triangles costs $1.99, with no in-app purchases.

### Do Simple Factors or Triangles have ads?

Neither Simple Factors nor Triangles shows ads.

### Which is updated more often, Simple Factors or Triangles?

Simple Factors ships an update every 20 months, and Triangles every 21 months. Most recently, Simple Factors was updated on August 26, 2026 and Triangles on September 22, 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.*