# Earth Clock Calendar vs Backwards

The clearest difference is price: Earth Clock Calendar at Free against Backwards's $0.99. Backwards's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Earth Clock Calendar is free to download; Backwards costs $0.99 up front. Earth Clock Calendar sells 1 one-off in-app purchase. Backwards asks for nothing beyond the download.

## The numbers

| Metric | Earth Clock Calendar | Backwards |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (9 ratings)](https://appshunter.io/ios/app/earth-clock-calendar/id1623275786/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 4 MB |
| Requires iOS | 16.6 | **16.2** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Earth at the Center LLC](https://appshunter.io/developer/1437026436) | [恒屹 刘](https://appshunter.io/developer/1617590009) |

## What reviewers say

### Earth Clock Calendar

[App page](https://appshunter.io/ios/app/earth-clock-calendar/id1623275786)

This app visualizes time and date based on celestial movements. It displays the Earth, Moon, and Sun's positions, offering a unique perspective on timekeeping and natural rhythms. Users can explore various cultural calendars and understand their relationship to natural cycles.

**Highlights:** Earth, Moon, and Sun visualization, Planetary time and date display, Automatic time zone and location adjustment, Moon phase tracking, Zodiac sign integration for months, Sunrise and sunset times, Multiple cultural calendar options

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chinese Calendar | $0.99 | one-time |


### Backwards

[App page](https://appshunter.io/ios/app/backwards-clock/id6459193429)

**In-app purchases:** none


## Frequently asked questions

### Is Earth Clock Calendar free?

Earth Clock Calendar is free to download, with in-app purchases available.

### Is Backwards free?

Backwards costs $0.99, with no in-app purchases.

### Do Earth Clock Calendar or Backwards have ads?

Neither Earth Clock Calendar nor Backwards shows ads.

---

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