# Positional Encoding vs Supply & Demand Lab by CS

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

Both are free to download. Supply & Demand Lab by CS sells 1 one-off in-app purchase. Positional Encoding asks for nothing beyond the download.

## The numbers

| Metric | Positional Encoding | Supply & Demand Lab by CS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | — |
| Size | 2 MB | 9 MB |
| Requires iOS | **18.5** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| 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


### Supply & Demand Lab by CS

[App page](https://appshunter.io/ios/app/supply-and-demand-lab-by-cs/id6762558374)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Upgrade | $2.99 | one-time |


## Frequently asked questions

### Is Positional Encoding free?

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

### Is Supply & Demand Lab by CS free?

Supply & Demand Lab by CS is free to download, with in-app purchases available.

### Do Positional Encoding or Supply & Demand Lab by CS have ads?

Supply & Demand Lab by CS shows ads; Positional Encoding does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*