# FOUR SQUARE vs IVLS

The clearest difference is update cadence: FOUR SQUARE at every 6 months against IVLS's every 15 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FOUR SQUARE ships an update every 6 months, IVLS every 15 months. Both last shipped on September 29, 2026.

## The numbers

| Metric | FOUR SQUARE | IVLS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 15 months |
| Size | 30 MB | 110 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | +9 |
| Developer | [BEMP Tecnologia](https://appshunter.io/developer/1088591883) | [JOTIVA](https://appshunter.io/developer/1590922205) |

## What reviewers say

### FOUR SQUARE

[App page](https://appshunter.io/ios/app/four-square/id1575811714)

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

**In-app purchases:** none


### IVLS

[App page](https://appshunter.io/ios/app/ivls/id6478175981)

**In-app purchases:** none


## Frequently asked questions

### Is FOUR SQUARE free?

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

### Is IVLS free?

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

### Do FOUR SQUARE or IVLS have ads?

Neither FOUR SQUARE nor IVLS shows ads.

### Which is updated more often, FOUR SQUARE or IVLS?

FOUR SQUARE ships an update every 6 months, and IVLS every 15 months. Most recently, FOUR SQUARE was updated on September 29, 2026 and IVLS on September 29, 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.*