# NanthAi vs Zero Chat

The clearest difference is iOS requirement: Zero Chat at 16.4 against NanthAi's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. NanthAi sells 1 one-off in-app purchase and Zero Chat sells 1 in-app purchase, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | NanthAi | Zero Chat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Size | 44 MB | 72 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [FERDINANDO VALSECCHI](https://appshunter.io/developer/1874621589) | [Oleg Filimonov](https://appshunter.io/developer/1769783383) |

## What reviewers say

### NanthAi

[App page](https://appshunter.io/ios/app/nanthaiedge/id6760239881)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NanthAi:Edge Pro | $4.99 | one-time |


### Zero Chat

[App page](https://appshunter.io/ios/app/zero-chat-models/id6774957019)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $8.99 | per month |


## Frequently asked questions

### Is NanthAi free?

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

### Is Zero Chat free?

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

### Do NanthAi or Zero Chat have ads?

Neither NanthAi nor Zero Chat shows ads.

### Which is updated more often, NanthAi or Zero Chat?

NanthAi ships an update every 4 days, and Zero Chat every 4 days. Most recently, NanthAi was updated on October 7, 2026 and Zero Chat on October 19, 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.*