# AYU vs ISOS

The clearest difference is in-app purchases: AYU at none against ISOS's 2. ISOS's advantage is iOS requirement (13.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ISOS sells 2 in-app purchases, starting at $10.00 per month. AYU asks for nothing beyond the download.

AYU ships an update every 3 weeks, ISOS monthly. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | AYU | ISOS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 52 MB | 102 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [AYU Technologies](https://appshunter.io/developer/1337648058) | [STARTUP OPTIONS STORM OU](https://appshunter.io/developer/1586090428) |

## What reviewers say

### AYU

[App page](https://appshunter.io/ios/app/ayu/id1337648059)

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

**In-app purchases:** none


### ISOS

[App page](https://appshunter.io/ios/app/isos-idea-trading-platform/id1586090426)

Connect with innovators and investors on a secure platform to trade, sell, and promote ideas. This app uses blockchain technology and an auction system to tokenize concepts, turning them into digital assets. Discover and invest in future trends.

**Highlights:** Idea tokenization, Blockchain security, Auction-based trading, Real-time idea exchange, Community of thought leaders, Promote innovative concepts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Package | $10.00 | per month |
| Partner Package | $100.00 | per month |


## Frequently asked questions

### Is AYU free?

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

### Is ISOS free?

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

### Do AYU or ISOS have ads?

Neither AYU nor ISOS shows ads.

### Which is updated more often, AYU or ISOS?

AYU ships an update every 3 weeks, and ISOS monthly. Most recently, AYU was updated on October 24, 2026 and ISOS on October 15, 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.*