# Echo Planet vs Brainfool

The clearest difference is in-app purchases: Brainfool at none against Echo Planet's 2. Brainfool also leads on ads (none vs shown). Echo Planet's advantage is update cadence (every 3 days vs every 8 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Echo Planet sells 2 one-off in-app purchases. Brainfool asks for nothing beyond the download.

Echo Planet ships an update every 3 days, Brainfool every 8 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Echo Planet | Brainfool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (23 ratings)](https://appshunter.io/ios/app/echo-planet-incremental-game/id6756530491/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 96 MB | 35 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mustafa Mohammed](https://appshunter.io/developer/967586964) | [伟宗 郑](https://appshunter.io/developer/1880025105) |

## What reviewers say

### Echo Planet

[App page](https://appshunter.io/ios/app/echo-planet-incremental-game/id6756530491)

Transform a planet into a star by forging moons that channel power to its core. Upgrade your celestial bodies, stack multipliers, and witness your energy output grow exponentially, even when you're not actively playing. This idle game offers a satisfying progression from small sparks to galaxy-scale power.

**Highlights:** Forge moons to power a planetary core, Upgrade moons and stack multipliers, Idle progression, play offline, Watch signal surge from sparks to galaxy-scale, Transform planet into a star

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Supporter Pack | $2.99 | one-time |
| Diamond Supporter Pack | $5.99 | one-time |


### Brainfool

[App page](https://appshunter.io/ios/app/brainfool/id6770218110)

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

**In-app purchases:** none


## Frequently asked questions

### Is Echo Planet free?

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

### Is Brainfool free?

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

### Do Echo Planet or Brainfool have ads?

Echo Planet shows ads; Brainfool does not.

### Which is updated more often, Echo Planet or Brainfool?

Echo Planet ships an update every 3 days, and Brainfool every 8 days. Most recently, Echo Planet was updated on October 3, 2026 and Brainfool on October 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.*