# ChatAI Assistant vs CESSA

The clearest difference is in-app purchases: CESSA at none against ChatAI Assistant's 10. CESSA also leads on update cadence (fortnightly vs monthly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. ChatAI Assistant sells 10 in-app purchases, starting at $7.99 per 7 days. CESSA asks for nothing beyond the download.

ChatAI Assistant ships an update monthly, CESSA fortnightly. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ChatAI Assistant | CESSA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (266 ratings)](https://appshunter.io/ios/app/chatai-assistant-chat-ai-bot/id6447940803/reviews)** | — |
| Number of ratings | **266** | — |
| Positive reviews | 7.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 99 MB | 73 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Puti Development](https://appshunter.io/developer/1706319013) | [Servicios Informaticos RootCode](https://appshunter.io/developer/1116867237) |

## What reviewers say

### ChatAI Assistant

[App page](https://appshunter.io/ios/app/chatai-assistant-chat-ai-bot/id6447940803)

This AI-powered assistant helps with a wide range of tasks, from writing and math to trip planning and mental health support. Get instant answers, generate creative ideas, and simplify your daily life with intelligent assistance.

**Highlights:** Instant answers to questions, Writing assistance for various formats, Math problem solving, Language translation and learning support, Trip and budget planning, Educational assistance, Creative idea generation, Mental health support

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium week | $7.99 | per 7 days |
| Premium week | $8.99 | per 7 days |
| Premium Week | $8.99 | per 7 days |
| Premium Week | $9.99 | per 7 days |
| Premium week | $12.99 | per 7 days |
| Premium Offer | $14.99 | per month |
| Premium Month | $29.99 | per month |
| Premium Year | $34.99 | per year |
| Premium year | $34.99 | per year |
| Premium Year | $59.99 | per year |


### CESSA

[App page](https://appshunter.io/ios/app/cessa/id6453522570)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatAI Assistant free?

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

### Is CESSA free?

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

### Do ChatAI Assistant or CESSA have ads?

Neither ChatAI Assistant nor CESSA shows ads.

### Which is updated more often, ChatAI Assistant or CESSA?

ChatAI Assistant ships an update monthly, and CESSA fortnightly. Most recently, ChatAI Assistant was updated on October 30, 2026 and CESSA on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*