# Triangle Simulator vs WeldNote

The clearest difference is iOS requirement: WeldNote at 13.0 against Triangle Simulator's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Triangle Simulator sells 1 in-app purchase, starting at $1.99 per month and WeldNote sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Triangle Simulator | WeldNote |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 65 MB | 35 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Toshiya Hondo](https://appshunter.io/developer/1571875732) | [KAEDE UTSUNOMIYA](https://appshunter.io/developer/6772946771) |

## What reviewers say

### Triangle Simulator

[App page](https://appshunter.io/ios/app/triangle-simulator/id1583116107)

Calculate triangle properties like sides, angles, and area instantly. Save and review past calculations with added memos. Supports various input formats and angle units for precise results.

**Highlights:** Calculate triangle sides, angles, and area, View triangle image, Save calculation history, Add memos to calculations, Input sides in square rooted values, Adjust result digit count, Choose angle units

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads (Monthly) | $1.99 | per month |


### WeldNote

[App page](https://appshunter.io/ios/app/weldnote/id6772946769)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $4.99 | per month |


## Frequently asked questions

### Is Triangle Simulator free?

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

### Is WeldNote free?

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

### Do Triangle Simulator or WeldNote have ads?

Both Triangle Simulator and WeldNote show ads.

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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.*