# Karma Kagyu Calendar vs Empty Boat

The clearest difference is in-app purchases: Karma Kagyu Calendar at none against Empty Boat's 2. Karma Kagyu Calendar also leads on update cadence (every 5 days vs every 11 days) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Empty Boat sells 2 in-app purchases, starting at $14.99 per month. Karma Kagyu Calendar asks for nothing beyond the download.

Karma Kagyu Calendar ships an update every 5 days, Empty Boat every 11 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Karma Kagyu Calendar | Empty Boat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/karma-kagyu-calendar/id6755718064/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 11 days |
| Monetization | Free | — |
| Size | 18 MB | 44 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Pro-Sharp Hungary Informatikai es Szolgaltato Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1566873475) | [Nguyen Manh](https://appshunter.io/developer/1500937406) |

## What reviewers say

### Karma Kagyu Calendar

[App page](https://appshunter.io/ios/app/karma-kagyu-calendar/id6755718064)

Access the wisdom of Tibetan astrology with this app. It provides detailed daily information, lunar phases, special Buddhist days, and traditional astrological insights. Plan your spiritual practices and activities with auspicious timing.

**Highlights:** Comprehensive calendar views (Today, Monthly, List), Lunar and astronomical information, Special Buddhist days and observances, Traditional Tibetan astrology insights, Daily advice for activities like haircuts, Customizable daily reminders, Multilingual support (English, Hungarian)

**Features:** macOS Compatibility

**In-app purchases:** none


### Empty Boat

[App page](https://appshunter.io/ios/app/empty-boat-before-you-react/id6798670163)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EmptyBoat_Monthly | $14.99 | per month |
| EmptyBoat_yearly | $69.99 | per year |


## Frequently asked questions

### Is Karma Kagyu Calendar free?

Karma Kagyu Calendar is free to download, with no in-app purchases.

### Is Empty Boat free?

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

### Do Karma Kagyu Calendar or Empty Boat have ads?

Neither Karma Kagyu Calendar nor Empty Boat shows ads.

### Which is updated more often, Karma Kagyu Calendar or Empty Boat?

Karma Kagyu Calendar ships an update every 5 days, and Empty Boat every 11 days. Most recently, Karma Kagyu Calendar was updated on October 28, 2026 and Empty Boat on October 29, 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.*