# ESGX vs SO YAY

ESGX and SO YAY are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ESGX ships an update every 10 days, SO YAY every 2 weeks. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ESGX | SO YAY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Size | 34 MB | 274 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ESGX Limited](https://appshunter.io/developer/1711164498) | [易系统科技有限公司](https://appshunter.io/developer/1407109252) |

## What reviewers say

### ESGX

[App page](https://appshunter.io/ios/app/esgx/id6468984728)

**Features:** macOS Compatibility

**In-app purchases:** none


### SO YAY

[App page](https://appshunter.io/ios/app/so-yay/id6526466933)

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

**In-app purchases:** none


## Frequently asked questions

### Is ESGX free?

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

### Is SO YAY free?

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

### Do ESGX or SO YAY have ads?

Neither ESGX nor SO YAY shows ads.

### Which is updated more often, ESGX or SO YAY?

ESGX ships an update every 10 days, and SO YAY every 2 weeks. Most recently, ESGX was updated on October 10, 2026 and SO YAY on October 4, 2026.

---

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