# PREPGUIDANCE vs S

The clearest difference is in-app purchases: S at none against PREPGUIDANCE's 1. S also leads on update cadence (every 3 weeks vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PREPGUIDANCE sells 1 one-off in-app purchase. S asks for nothing beyond the download.

PREPGUIDANCE ships an update every 7 months, S every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PREPGUIDANCE | S |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 321 MB | 122 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mari Poghosyan](https://appshunter.io/developer/1703983524) | [Acadza](https://appshunter.io/developer/1786609355) |

## What reviewers say

### PREPGUIDANCE

[App page](https://appshunter.io/ios/app/prepguidance/id6463131215)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Training Course | $29.99 | one-time |


### S

[App page](https://appshunter.io/ios/app/s-cubus-student/id6761129778)

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

**In-app purchases:** none


## Frequently asked questions

### Is PREPGUIDANCE free?

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

### Is S free?

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

### Do PREPGUIDANCE or S have ads?

Neither PREPGUIDANCE nor S shows ads.

### Which is updated more often, PREPGUIDANCE or S?

PREPGUIDANCE ships an update every 7 months, and S every 3 weeks. Most recently, PREPGUIDANCE was updated on October 30, 2026 and S on October 31, 2026.

---

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