# CompactO vs Upload Simulator 2

The clearest difference is update cadence: Upload Simulator 2 at every 2 days against CompactO's every 3 weeks. Upload Simulator 2 also leads on review sentiment (80% vs 67%). CompactO's advantage is price ($2.99 vs $3.99). On rating, ratings volume, ads and in-app purchases there is nothing between them.

CompactO costs $2.99 and Upload Simulator 2 $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CompactO holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 25 and 18 respectively. Written reviews complicate that: 67% of CompactO's written reviews are positive against 80% of Upload Simulator 2's, so the app with the better star average is not the one people write more warmly about.

CompactO ships an update every 3 weeks, Upload Simulator 2 every 2 days. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | CompactO | Upload Simulator 2 |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | **[4.6 (25 ratings)](https://appshunter.io/ios/app/compacto-idle-game/id1548523403/reviews)** | [4.4 (18 ratings)](https://appshunter.io/ios/app/upload-simulator-2/id6474804328/reviews) |
| Number of ratings | **25** | 18 |
| Positive reviews | 66.7% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Paid | Paid |
| Size | 88 MB | 125 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Considera Core LLC](https://appshunter.io/developer/1524226225) | [EnigmaDev Studios](https://appshunter.io/developer/1722551461) |

## 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


### Upload Simulator 2

[App page](https://appshunter.io/ios/app/upload-simulator-2/id6474804328)

Simulate the process of uploading data to earn credits, upgrade your hardware, and research new technologies. Discover unique artifacts, craft modules, and customize your operating system with themes and wallpapers.

**Highlights:** GPU mining for credits, Upgrade hardware setup, Research new technologies, Craft modules, Customize OS with themes, Discover unique artifacts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CompactO free?

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

### Is Upload Simulator 2 free?

Upload Simulator 2 costs $3.99, with no in-app purchases.

### Which has better reviews, CompactO or Upload Simulator 2?

CompactO is rated higher. CompactO averages 4.6 out of 5 from 25 ratings, while Upload Simulator 2 averages 4.4 from 18 ratings.

### Do CompactO or Upload Simulator 2 have ads?

Neither CompactO nor Upload Simulator 2 shows ads.

### Which is updated more often, CompactO or Upload Simulator 2?

CompactO ships an update every 3 weeks, and Upload Simulator 2 every 2 days. Most recently, CompactO was updated on October 5, 2026 and Upload Simulator 2 on October 1, 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.*