# Powerful AI Chatbot vs Sphere

The clearest difference is iOS requirement: Powerful AI Chatbot at 13.0 against Sphere's 16.4. On price and in-app purchases there is nothing between them.

Both are free to download. Powerful AI Chatbot sells 2 in-app purchases, starting at $5.99 per 7 days and Sphere sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Powerful AI Chatbot | Sphere |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 79 MB | 57 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 17+ |
| Developer | [CUCKOO TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1696583291) | [Rajesh Cherukuri](https://appshunter.io/developer/6781198482) |

## What reviewers say

### Powerful AI Chatbot

[App page](https://appshunter.io/ios/app/powerful-ai-chatbot-ai-pulse/id6451108884)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $5.99 | per 7 days |
| Yearly Plan | $39.99 | per year |


### Sphere

[App page](https://appshunter.io/ios/app/sphere-multi-model-ai-chat/id6781198480)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sphere Pro: Compare AI Models | $7.99 | per month |
| Sphere Pro: Multi AI Copilot | $54.99 | per year |


## Frequently asked questions

### Is Powerful AI Chatbot free?

Powerful AI Chatbot is free to download, with in-app purchases available.

### Is Sphere free?

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

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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.*