# isagpt vs Chatika

The clearest difference is update cadence: isagpt at every 4 days against Chatika's fortnightly. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for isagpt against 5.0 for Chatika. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

isagpt ships an update every 4 days, Chatika fortnightly. The most recent releases landed on September 25, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | isagpt | Chatika |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/isagpt/id6738778743/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/chatika/id6743194488/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Free | Free |
| Size | 1.7 GB | 8 MB |
| Requires iOS | **17.0** | 17.1 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [IS browser LLC](https://appshunter.io/developer/1756279088) | [Chenxing Liu](https://appshunter.io/developer/1789893586) |

## What reviewers say

### isagpt

[App page](https://appshunter.io/ios/app/isagpt/id6738778743)

This application offers an AI experience that does not rely on data centers, aiming to reduce water and energy consumption. It empowers users to utilize AI directly on their devices, promoting environmental consciousness.

**Highlights:** Zero AI Datacenter reliance, Reduced water consumption, Lower energy usage, On-device AI processing, Environmentally conscious AI

**Features:** macOS Compatibility

**In-app purchases:** none


### Chatika

[App page](https://appshunter.io/ios/app/chatika/id6743194488)

This AI chat client offers extensive customization and privacy for your conversations. It acts as a private browser for AI, allowing you to connect with various AI models using your own API keys without data storage on external servers. Enjoy features like web search, image support, and dynamic prompt adjustments.

**Highlights:** Bring Your Own Key (API), Rich Chat Actions (quote, fork, revert), Web Search integration, Image support for AI models, Customizable Persona System, Dynamic AI parameter settings, Thought Process View

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is isagpt free?

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

### Is Chatika free?

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

### Which has better reviews, isagpt or Chatika?

isagpt and Chatika are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do isagpt or Chatika have ads?

Neither isagpt nor Chatika shows ads.

### Which is updated more often, isagpt or Chatika?

isagpt ships an update every 4 days, and Chatika fortnightly. Most recently, isagpt was updated on September 25, 2026 and Chatika 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.*