# Supernova vs The Earth is Flat!

The clearest difference is ads: Supernova at none against The Earth is Flat!'s shown. Supernova also leads on device support (5 vs 1) and iOS requirement (17.0 vs 26.0). The Earth is Flat!'s advantage is update cadence (daily vs every 2 days). On price and in-app purchases there is nothing between them.

Both are free to download. Supernova sells 10 one-off in-app purchases and The Earth is Flat! sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Supernova ships an update every 2 days, The Earth is Flat! daily. Both last shipped on November 5, 2026.

## The numbers

| Metric | Supernova | The Earth is Flat! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (80 ratings)](https://appshunter.io/ios/app/supernova-idle-star-forge/id6779555607/reviews)** | — |
| Number of ratings | **80** | — |
| Positive reviews | 76.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 9 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Mac, Apple TV, Vision Pro** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [HUGO ANATOLE PAUL MORICEAU](https://appshunter.io/developer/1845368412) | [KAMIL BARCZAK](https://appshunter.io/developer/6787914588) |

## What reviewers say

### Supernova

[App page](https://appshunter.io/ios/app/supernova-idle-star-forge/id6779555607)

An idle space tycoon game where you fuse hydrogen to grow and detonate stars. Earn permanent power-ups with each supernova to accelerate future runs. Features offline progress and a visually evolving star.

**Highlights:** Fuse hydrogen to create and grow stars, Offline progress and production, Visually evolving star stages, Prestige system with supernova cinematics, Deep multiplier stacking and research upgrades, Daily missions and streaks, Fully offline gameplay

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Photons | $0.99 | one-time |
| Time Warp: 4 Hours | $1.99 | one-time |
| Break the Piggy Bank | $2.99 | one-time |
| Automation Core | $3.99 | one-time |
| Supporter Pack | $4.99 | one-time |
| Time Warp: 24 Hours | $4.99 | one-time |
| 300 Photons | $4.99 | one-time |
| 700 Photons | $9.99 | one-time |
| Time Warp: 7 Days | $14.99 | one-time |
| 1600 Photons | $19.99 | one-time |


### The Earth is Flat!

[App page](https://appshunter.io/ios/app/the-earth-is-flat/id6787914586)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Loose Change from a Believer | $0.99 | one-time |
| Grassroots Funding | $4.99 | one-time |
| Anonymous Tip Line | $9.99 | one-time |
| Deep State Slush Fund | $19.99 | one-time |
| The Whole Vault | $49.99 | one-time |


## Frequently asked questions

### Is Supernova free?

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

### Is The Earth is Flat! free?

The Earth is Flat! is free to download, with in-app purchases available.

### Do Supernova or The Earth is Flat! have ads?

The Earth is Flat! shows ads; Supernova does not.

### Which is updated more often, Supernova or The Earth is Flat!?

Supernova ships an update every 2 days, and The Earth is Flat! daily. Most recently, Supernova was updated on November 5, 2026 and The Earth is Flat! on November 5, 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.*