# Rival Edge vs EarthPhase

The clearest difference is price: EarthPhase at Free against Rival Edge's $3.99. EarthPhase also leads on iOS requirement (18.6 vs 26.0). Rival Edge's advantage is in-app purchases (none vs 2). On rating, ratings volume, ads and device support there is nothing between them.

EarthPhase is free to download; Rival Edge costs $3.99 up front. EarthPhase sells 2 one-off in-app purchases. Rival Edge asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Rival Edge against 5.0 for EarthPhase. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Rival Edge | EarthPhase |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/rival-edge/id6759164956/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/earthphase/id6759940394/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Paid | **Free** |
| Size | 7 MB | 40 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Rodzaevskiy](https://appshunter.io/developer/1838906311) | [Nathan Coleman](https://appshunter.io/developer/1881786388) |

## What reviewers say

### Rival Edge

[App page](https://appshunter.io/ios/app/rival-edge/id6759164956)

Master strategic decision-making with real-life scenarios and Nobel Prize-winning game theory concepts. Learn practical rules for everyday dilemmas, track your progress, and gain an edge in negotiations and relationships.

**Highlights:** Interactive real-life scenarios, 12 essential game theory concepts, 20 practical daily rules, Progress tracking with XP and ranks, Payoff matrices for decision math, Offline functionality, Supports 6 languages

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

**In-app purchases:** none


### EarthPhase

[App page](https://appshunter.io/ios/app/earthphase/id6759940394)

Explore a beautifully designed, interactive solar system with real-time celestial data. Track moon and Earth phases, view planet positions, and travel through time to discover cosmic events and facts.

**Highlights:** Interactive solar system map, Real-time moon and Earth phases, Home and lock screen widgets, Time travel slider for past/future events, Discover cosmic facts and mechanics, Accurate planet positions and orbits

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |
| Tip | $4.99 | one-time |


## Frequently asked questions

### Is Rival Edge free?

Rival Edge costs $3.99, with no in-app purchases.

### Is EarthPhase free?

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

### Which has better reviews, Rival Edge or EarthPhase?

Rival Edge and EarthPhase are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Rival Edge or EarthPhase have ads?

Neither Rival Edge nor EarthPhase shows ads.

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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.*