# Coin Flip Probability vs Planetary Hours

The clearest difference is review sentiment: Planetary Hours at 100% against Coin Flip Probability's 0%. Coin Flip Probability's advantage is price (Free vs $4.99) and update cadence (every 6 days vs monthly). On ads, in-app purchases and device support there is nothing between them.

Coin Flip Probability is free to download; Planetary Hours costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Coin Flip Probability ships an update every 6 days, Planetary Hours monthly. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Coin Flip Probability | Planetary Hours |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/planetary-hours-astro-clock/id6757678864/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | **Free** | Paid |
| Size | 40 MB | 16 MB |
| Requires iOS | **13.0** | 17 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Stage Coding](https://appshunter.io/developer/1637068135) | [雪 蔺](https://appshunter.io/developer/1853712836) |

## What reviewers say

### Coin Flip Probability

[App page](https://appshunter.io/ios/app/coin-flip-probability/id1619680713)

This app helps you understand and calculate the likelihood of specific outcomes when flipping a coin multiple times. It's a simple tool for learning probability concepts related to coin tosses.

**Highlights:** Calculate probability of heads/tails, Set number of tosses, Set desired number of heads/tails, Learn probability concepts, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Planetary Hours

[App page](https://appshunter.io/ios/app/planetary-hours-astro-clock/id6757678864)

This app provides a dynamic clock that displays planetary hours, adapting to the natural flow of the sun. It offers real-time calculations based on your location and supports various iOS features like Live Activities and Apple Watch complications for at-a-glance timing updates.

**Highlights:** Dynamic Island & Live Activities, Apple Watch Complications, StandBy & Lock Screen Widgets, Interactive Home Screen Widgets, Precision Astronomy Calculations, Offline Processing, Customizable Notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is Coin Flip Probability free?

Coin Flip Probability is free to download, with no in-app purchases.

### Is Planetary Hours free?

Planetary Hours costs $4.99, with no in-app purchases.

### Do Coin Flip Probability or Planetary Hours have ads?

Neither Coin Flip Probability nor Planetary Hours shows ads.

### Which is updated more often, Coin Flip Probability or Planetary Hours?

Coin Flip Probability ships an update every 6 days, and Planetary Hours monthly. Most recently, Coin Flip Probability was updated on October 11, 2026 and Planetary Hours on October 24, 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.*