# 開運MAPS vs DayMark

The clearest difference is in-app purchases: 開運MAPS at none against DayMark's 1. 開運MAPS also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). DayMark's advantage is update cadence (daily vs every 2 months). On price and ads there is nothing between them.

Both are free to download. DayMark sells 1 in-app purchase, starting at $0.49 per month. 開運MAPS asks for nothing beyond the download.

開運MAPS ships an update every 2 months, DayMark daily. The most recent releases landed on November 3, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 開運MAPS | DayMark |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 47 MB | 19 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [シンクタンク マインドズーム](https://appshunter.io/developer/1540479855) | [wataru takahashi](https://appshunter.io/developer/1896618750) |

## What reviewers say

### 開運MAPS

[App page](https://appshunter.io/ios/app/maps/id1540479853)

This app provides a stylish and simple interface for Nine Star Ki and directional astrology. It allows users to register multiple locations, measure elevation differences between two points, and view various directional lines on a map. The design encourages users to think critically about the principles behind the readings.

**Highlights:** Nine Star Ki and directional astrology, Multiple location registration, Elevation difference measurement, Distance and direction measurement, Map display options, PDF export, Print compatibility

**Features:** Vision Pro support

**In-app purchases:** none


### DayMark

[App page](https://appshunter.io/ios/app/daymark-anniversary-countdown/id6819137408)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 無制限プラン | $0.49 | per month |


## Frequently asked questions

### Is 開運MAPS free?

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

### Is DayMark free?

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

### Do 開運MAPS or DayMark have ads?

Neither 開運MAPS nor DayMark shows ads.

### Which is updated more often, 開運MAPS or DayMark?

開運MAPS ships an update every 2 months, and DayMark daily. Most recently, 開運MAPS was updated on November 3, 2026 and DayMark on October 29, 2026.

---

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