# Chatalyzer vs Seed Star

The clearest difference is in-app purchases: Seed Star at none against Chatalyzer's 1. Seed Star also leads on update cadence (monthly vs every 4 months) and iOS requirement (13.4 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Chatalyzer sells 1 one-off in-app purchase. Seed Star asks for nothing beyond the download.

Chatalyzer ships an update every 4 months, Seed Star monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Chatalyzer | Seed Star |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 25 MB |
| Requires iOS | 18.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [FiveSheep OU](https://appshunter.io/developer/1725654318) | [lotfi Dhaouadi](https://appshunter.io/developer/1758049330) |

## What reviewers say

### Chatalyzer

[App page](https://appshunter.io/ios/app/chatalyzer-chat-analyzer/id1614068067)

Analyze your chat history from various messaging apps to uncover hidden patterns. Discover who sends the most messages, your most used words and emojis, and detailed breakdowns of content shared. All processing is done offline and on-device for privacy.

**Highlights:** Import chat history from WhatsApp, LINE, iMessage/SMS, and Tinder, Detailed message activity and participant breakdowns, Identify most used words and emoji, Track link sharing leaderboards, Visualize statistics with clear charts, Export chat statistics as an image, Offline and on-device processing for privacy

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chatalyzer Pro | $4.99 | one-time |


### Seed Star

[App page](https://appshunter.io/ios/app/seed-star/id6553983912)

**In-app purchases:** none


## Frequently asked questions

### Is Chatalyzer free?

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

### Is Seed Star free?

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

### Do Chatalyzer or Seed Star have ads?

Neither Chatalyzer nor Seed Star shows ads.

### Which is updated more often, Chatalyzer or Seed Star?

Chatalyzer ships an update every 4 months, and Seed Star monthly. Most recently, Chatalyzer was updated on November 3, 2026 and Seed Star on October 30, 2026.

---

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