# ChatOne AI Assistant & Chatbot vs INVOICE SIMPLE

The clearest difference is rating: INVOICE SIMPLE at 4.8 against ChatOne AI Assistant & Chatbot's 4.4. INVOICE SIMPLE also leads on iOS requirement (12.4 vs 16.4). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. ChatOne AI Assistant & Chatbot sells 3 in-app purchases, starting at $4.99 per 7 days and INVOICE SIMPLE sells 1 in-app purchase, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

INVOICE SIMPLE holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 16 and 19 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

ChatOne AI Assistant & Chatbot ships an update every 3 weeks, INVOICE SIMPLE every 6 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ChatOne AI Assistant & Chatbot | INVOICE SIMPLE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (16 ratings)](https://appshunter.io/ios/app/chatone-ai-assistant-and-chatbot/id6450134980/reviews) | **[4.8 (19 ratings)](https://appshunter.io/ios/app/invoice-simple/id6470474962/reviews)** |
| Number of ratings | 16 | **19** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 41 MB | 19 MB |
| Requires iOS | 16.4 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | +17 |
| Developer | [Mehmet Ege Duzkaya](https://appshunter.io/developer/1691420464) | [ZEST GLOBAL LTDA](https://appshunter.io/developer/1713735783) |

## What reviewers say

### ChatOne AI Assistant & Chatbot

[App page](https://appshunter.io/ios/app/chatone-ai-assistant-and-chatbot/id6450134980)

This AI companion helps you think, create, and explore with natural conversation, image generation, and web search. Analyze files, draft content, and sync across devices for a seamless productivity experience.

**Highlights:** Conversational AI, Image Creation & Editing, Web Search Integration, File & Image Analysis, Productivity Tools, Cross-Device Sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Annual | $39.99 | per year |
| Life time access | $69.99 | one-time |


### INVOICE SIMPLE

[App page](https://appshunter.io/ios/app/invoice-simple/id6470474962)

Create and send professional invoices, estimates, and receipts. Customize documents with your logo, banking details, and client information. Accept various payment methods and receive instant notifications on document status.

**Highlights:** Customizable invoice templates, Logo and business details integration, Client and product management, Tax and discount options, Online payment acceptance, PDF export and email/text sending, Real-time notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| INVOICE SIMPLE | $8.99 | per month |


## Frequently asked questions

### Is ChatOne AI Assistant & Chatbot free?

ChatOne AI Assistant & Chatbot is free to download, with in-app purchases available.

### Is INVOICE SIMPLE free?

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

### Which has better reviews, ChatOne AI Assistant & Chatbot or INVOICE SIMPLE?

INVOICE SIMPLE is rated higher. ChatOne AI Assistant & Chatbot averages 4.4 out of 5 from 16 ratings, while INVOICE SIMPLE averages 4.8 from 19 ratings.

### Do ChatOne AI Assistant & Chatbot or INVOICE SIMPLE have ads?

Neither ChatOne AI Assistant & Chatbot nor INVOICE SIMPLE shows ads.

### Which is updated more often, ChatOne AI Assistant & Chatbot or INVOICE SIMPLE?

ChatOne AI Assistant & Chatbot ships an update every 3 weeks, and INVOICE SIMPLE every 6 weeks. Most recently, ChatOne AI Assistant & Chatbot was updated on November 3, 2026 and INVOICE SIMPLE on November 7, 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.*