# CompactO vs Echo Planet

The clearest difference is price: Echo Planet at Free against CompactO's $2.99. Echo Planet also leads on review sentiment (100% vs 67%) and update cadence (every 3 days vs every 3 weeks). CompactO's advantage is in-app purchases (none vs 2) and ads (none vs shown). On ratings volume and device support there is nothing between them.

Echo Planet is free to download; CompactO costs $2.99 up front. Echo Planet sells 2 one-off in-app purchases. CompactO asks for nothing beyond the download.

Echo Planet holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 25 and 23 respectively. Written reviews point the same way: 67% of CompactO's written reviews are positive against 100% of Echo Planet's.

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

## The numbers

| Metric | CompactO | Echo Planet |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.6 (25 ratings)](https://appshunter.io/ios/app/compacto-idle-game/id1548523403/reviews) | **[4.9 (23 ratings)](https://appshunter.io/ios/app/echo-planet-incremental-game/id6756530491/reviews)** |
| Number of ratings | **25** | 23 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 88 MB | 96 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Considera Core LLC](https://appshunter.io/developer/1524226225) | [Mustafa Mohammed](https://appshunter.io/developer/967586964) |

## What reviewers say

### CompactO

[App page](https://appshunter.io/ios/app/compacto-idle-game/id1548523403)

An idle game where you create colorful squares to earn in-game currency. Unlock new planes, infuse shapes into cubes, and automate your progress to generate increasing amounts of money. Features cloud saving, modding, and a variety of content like Mega Lands and Skilling.

**Highlights:** Create colorful squares, Unlock new planes and 3D realms, Automate gameplay, Multiple prestige types, Cloud saving and multi-saves, Modding and customizable modifiers, Skilling and researchable discoveries

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is CompactO free?

CompactO costs $2.99, with no in-app purchases.

### Is Echo Planet free?

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

### Which has better reviews, CompactO or Echo Planet?

Echo Planet is rated higher. CompactO averages 4.6 out of 5 from 25 ratings, while Echo Planet averages 4.9 from 23 ratings.

### Do CompactO or Echo Planet have ads?

Echo Planet shows ads; CompactO does not.

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

CompactO ships an update every 3 weeks, and Echo Planet every 3 days. Most recently, CompactO was updated on October 5, 2026 and Echo Planet on October 3, 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.*