# YOo vs AiThao

The clearest difference is in-app purchases: YOo at none against AiThao's 9. YOo also leads on iOS requirement (15.0 vs 17.0). AiThao's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. AiThao sells 9 in-app purchases, starting at $4.99 per month. YOo asks for nothing beyond the download.

YOo ships an update every 2 weeks, AiThao every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | YOo | AiThao |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/yoo/id6788319039/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 187 MB | 177 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Creative Advanced Technologies](https://appshunter.io/developer/1556378012) | [Aleksandr Aleksandrov](https://appshunter.io/developer/6779887059) |

## What reviewers say

### YOo

[App page](https://appshunter.io/ios/app/yoo/id6788319039)

This app offers end-to-end encrypted messaging, voice, and video calls. Share photos, videos, and documents securely with features like disappearing messages and group chats. Protect your privacy with username-based communication and ad-free experience.

**Highlights:** End-to-end encrypted messaging, Encrypted voice and video calls, Group chats with admin controls, Disappearing messages, Username-based communication, Encrypted backups

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### AiThao

[App page](https://appshunter.io/ios/app/aithao/id6808627589)

**Features:** Siri integration, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AiThao Lite | $4.99 | per month |
| Plus — 60 minutes a month | $8.99 | per month |
| Pro — 120 minutes a month | $17.99 | per month |
| 20 translation minutes | $3.99 | one-time |
| AiThao Lite gift, 1 month | $4.99 | one-time |
| 60 translation minutes | $9.99 | one-time |
| AiThao Lite gift, 3 months | $13.99 | one-time |
| 300 translation minutes | $39.99 | one-time |
| 1000 translation minutes | $119.99 | one-time |


## Frequently asked questions

### Is YOo free?

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

### Is AiThao free?

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

### Do YOo or AiThao have ads?

YOo shows ads; AiThao does not.

### Which is updated more often, YOo or AiThao?

YOo ships an update every 2 weeks, and AiThao every 2 days. Most recently, YOo was updated on October 31, 2026 and AiThao 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.*