# cauldy vs Kai

The clearest difference is review sentiment: cauldy at 71% against Kai's 25%. Kai's advantage is update cadence (every 5 days vs every 5 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. cauldy sells 2 in-app purchases, starting at $3.99 per month and Kai sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

cauldy ships an update every 5 weeks, Kai every 5 days. The most recent releases landed on September 19, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | cauldy | Kai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/cauldy/id1668340510/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | **71.4% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 163 MB | 42 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [btw LLC](https://appshunter.io/developer/1668340512) | [Neill Kramer](https://appshunter.io/developer/1872301700) |

## What reviewers say

### cauldy

[App page](https://appshunter.io/ios/app/cauldy/id1668340510)

Engage in open and safe discussions on debatable topics with like-minded individuals. Offers private shadowing, instant blocking, and reporting for a controlled social experience. Discover trending content and join chat rooms for meaningful conversations.

**Highlights:** Private shadowing and user blocking, Customizable notifications, Personalized content feed, Real-time trending posts, Join chat rooms for discussions, Report suspicious activity

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpyCauldy | $3.99 | per month |
| SpyCauldy | $3.99 | one-time |


### Kai

[App page](https://appshunter.io/ios/app/kai-your-kind-space/id6758325813)

This app offers a private space for emotional reflection with an AI companion, fostering self-understanding before connecting with a community. It prioritizes kindness and openness, facilitating genuine connections through shared experiences and creative expression.

**Highlights:** Private AI companion for emotional support, Community focused on openness and honesty, Connect based on shared openness, Shared experiences like watch parties, Creative expression tools, Journey from isolation to connection

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kai Plus | $1.99 | per month |
| Kai Presence — Basic | $4.99 | per month |
| Kai Presence — Plus | $12.99 | per month |
| Kai Presence — Pro | $19.99 | per month |


## Frequently asked questions

### Is cauldy free?

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

### Is Kai free?

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

### Do cauldy or Kai have ads?

Both cauldy and Kai show ads.

### Which is updated more often, cauldy or Kai?

cauldy ships an update every 5 weeks, and Kai every 5 days. Most recently, cauldy was updated on September 19, 2026 and Kai on September 30, 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.*