# Chatika vs Compound Calculator

The clearest difference is in-app purchases: Chatika at none against Compound Calculator's 3. Compound Calculator's advantage is update cadence (every 5 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Compound Calculator sells 3 in-app purchases, starting at $2.99 per month. Chatika asks for nothing beyond the download.

Chatika ships an update fortnightly, Compound Calculator every 5 days. The most recent releases landed on July 17, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | Chatika | Compound Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chatika/id6743194488/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free | — |
| Size | 8 MB | 5 MB |
| Requires iOS | **17.1** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Chenxing Liu](https://appshunter.io/developer/1789893586) | [乐祥 胡](https://appshunter.io/developer/1572365721) |

## What reviewers say

### 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


### Compound Calculator

[App page](https://appshunter.io/ios/app/compound-calculator-lite/id6749442265)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Compound Calculator - Pro 30days | $2.99 | per month |
| Compound Calculator - Pro 360days | $14.99 | per year |
| Compound Calculator Pro - lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Chatika free?

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

### Is Compound Calculator free?

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

### Do Chatika or Compound Calculator have ads?

Neither Chatika nor Compound Calculator shows ads.

### Which is updated more often, Chatika or Compound Calculator?

Chatika ships an update fortnightly, and Compound Calculator every 5 days. Most recently, Chatika was updated on July 17, 2026 and Compound Calculator on August 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.*