# Positional Encoding vs Trigonometry Toolkit by CS

The clearest difference is in-app purchases: Positional Encoding at none against Trigonometry Toolkit by CS's 1. Positional Encoding also leads on device support and iOS requirement (18.5 vs 26.0). On price there is nothing between them.

Both are free to download. Trigonometry Toolkit by CS sells 1 one-off in-app purchase. Positional Encoding asks for nothing beyond the download.

## The numbers

| Metric | Positional Encoding | Trigonometry Toolkit by CS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Monthly | — |
| Size | 2 MB | 10 MB |
| Requires iOS | **18.5** | 26.0 |
| Devices | **iPhone, iPad, Mac** | — |
| Age rating | 4+ | 4+ |
| Developer | [carl nohre](https://appshunter.io/developer/452344755) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### Positional Encoding

[App page](https://appshunter.io/ios/app/positional-encoding/id6749869150)

**In-app purchases:** none


### Trigonometry Toolkit by CS

[App page](https://appshunter.io/ios/app/trigonometry-toolkit-by-cs/id6760443966)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features + Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Positional Encoding free?

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

### Is Trigonometry Toolkit by CS free?

Trigonometry Toolkit by CS is free to download, with in-app purchases available.

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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.*