# AI123 vs By0

The clearest difference is in-app purchases: By0 at none against AI123's 6. By0 also leads on ads (none vs shown). AI123's advantage is iOS requirement (11.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. AI123 sells 6 in-app purchases, starting at $1.99 per 7 days. By0 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 21, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | AI123 | By0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai123/id6446168541/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | Free with in-app purchases | — |
| Size | 97 MB | 25 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [繁荣 曾](https://appshunter.io/developer/1673891727) | [6ix USA Inc](https://appshunter.io/developer/1648893338) |

## What reviewers say

### AI123

[App page](https://appshunter.io/ios/app/ai123/id6446168541)

Create unique art, engage in intelligent conversations, and enhance your typing with this AI-powered suite. Explore endless creative possibilities and streamline your communication with advanced AI tools.

**Highlights:** AI Art Creation, AI Chatbot, AI Keyboard Integration, Face Swap, Creative Writing Assistance, Automatic Translation, Content Enhancement

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe by week | $1.99 | per 7 days |
| Monthly subscription | $3.99 | per month |
| annual subscription | $19.99 | per year |
| annual subscription | $29.99 | per year |
| Once Transfer | $0.39 | one-time |
| No usage limit for one day | $0.99 | one-time |


### By0

[App page](https://appshunter.io/ios/app/by0-ai-chat-assistant/id6741533659)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI123 free?

AI123 is free to download, with in-app purchases available.

### Is By0 free?

By0 is free to download, with no in-app purchases.

### Do AI123 or By0 have ads?

AI123 shows ads; By0 does not.

### Which is updated more often, AI123 or By0?

AI123 ships an update every 3 days, and By0 every 3 days. Most recently, AI123 was updated on October 21, 2026 and By0 on October 5, 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.*