# EbbsFlow vs Six Throws

The clearest difference is in-app purchases: Six Throws at none against EbbsFlow's 6. Six Throws also leads on update cadence (every 4 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. EbbsFlow sells 6 one-off in-app purchases. Six Throws asks for nothing beyond the download.

EbbsFlow ships an update monthly, Six Throws every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | EbbsFlow | Six Throws |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 48 MB | 23 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Jun Liu](https://appshunter.io/developer/1845817684) | [Yadong Xie](https://appshunter.io/developer/6814156178) |

## What reviewers say

### EbbsFlow

[App page](https://appshunter.io/ios/app/ebbsflow-tcm-body-clock/id6758009328)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Theme: Black Gold Slate | $0.99 | one-time |
| Theme: Cinnabar Red | $0.99 | one-time |
| Theme: Auspicious Clouds | $0.99 | one-time |
| Theme: Tides of Time | $0.99 | one-time |
| Theme: Brocade | $1.99 | one-time |
| Theme: Cloisonné | $1.99 | one-time |


### Six Throws

[App page](https://appshunter.io/ios/app/six-throws-i-ching/id6814156176)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EbbsFlow free?

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

### Is Six Throws free?

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

### Do EbbsFlow or Six Throws have ads?

Neither EbbsFlow nor Six Throws shows ads.

### Which is updated more often, EbbsFlow or Six Throws?

EbbsFlow ships an update monthly, and Six Throws every 4 days. Most recently, EbbsFlow was updated on October 31, 2026 and Six Throws on October 31, 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.*