# Idle Space Manager vs STEMadium

The clearest difference is ads: STEMadium at none against Idle Space Manager's shown. STEMadium also leads on rating (5.0 vs 4.8). Idle Space Manager's advantage is update cadence (every 2 months vs every 27 months) and ratings volume (1.7K vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Idle Space Manager sells 10 one-off in-app purchases and STEMadium sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

STEMadium holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Idle Space Manager has 1.7K ratings behind it against 1, so its average is the more settled of the two.

Idle Space Manager ships an update every 2 months, STEMadium every 27 months. The most recent releases landed on October 12, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Idle Space Manager | STEMadium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (1.7K ratings)](https://appshunter.io/ios/app/idle-space-manager/id1436501824/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stemadium/id1579244448/reviews)** |
| Number of ratings | **1.7K** | 1 |
| Positive reviews | 72.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 27 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 166 MB | 911 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ColdFire Games](https://appshunter.io/developer/1115361886) | [dfusion, Inc](https://appshunter.io/developer/1532980185) |

## What reviewers say

### Idle Space Manager

[App page](https://appshunter.io/ios/app/idle-space-manager/id1436501824)

Build and manage an idle space company by automating spaceship fleets and collecting passive income. Research new ships, upgrade hangars, and expand your space tower to become the wealthiest tycoon in the galaxy. Enjoy offline gameplay and continuous earnings.

**Highlights:** Manage spaceship fleets and hangars, Automate idle processes, Earn idle cash offline, Upgrade incremental tower, Research new spaceships, Offline gameplay

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 80 Space Cash | $0.99 | one-time |
| REMOVE ADS PERMANENTLY | $2.99 | one-time |
| Enhanced Thruster | $4.99 | one-time |
| 2x Idle Credits | $4.99 | one-time |
| 500 Space Cash | $4.99 | one-time |
| Double Boost Bundle | $9.99 | one-time |
| 1200 Space Cash | $9.99 | one-time |
| REMOVE ADS PERMANENTLY | $10.99 | one-time |
| 2500 Space Cash | $19.99 | one-time |
| 14000 Space Cash | $99.99 | one-time |

**What reviewers like**

- 🚀 Fast progression
- 👍 Minimal ads
- 💎 Unique ship designs
- 🎨 Beautiful pixel art
- 🕹️ Addictive gameplay

**What reviewers complain about**

- 🐢 Repetitive gameplay
- 🤖 Lack of ship/pilot variety
- 🔍 Unclear pilot abilities
- 🔋 Battery draining
- 🤔 Lack of content/features

**Reported bugs**

- Crashes on older devices
- Inability to close ads
- Freezing issues

**Requested features**

- Add more planets/worlds to explore
- Implement a prestige/reset system
- Add more ship/pilot customization options
- Introduce player-vs-player battles
- Improve offline earnings


### STEMadium

[App page](https://appshunter.io/ios/app/stemadium/id1579244448)

Save a baseball stadium by defeating suits in a game. Improve player stats using STEM concepts through engaging baseball activities and a voiced narrative. Explore the stadium, customize your character, and unlock attractions with unique stories and challenges.

**Highlights:** STEM educational concepts in baseball, Content for 4th-6th graders, Player and bat customization, Voiced narrative with character stories, 8 STEM modules with lessons and challenges, Stadium exploration and attraction unlocking

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Game | $4.99 | one-time |


## Frequently asked questions

### Is Idle Space Manager free?

Idle Space Manager is free to download, with in-app purchases available.

### Is STEMadium free?

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

### Which has better reviews, Idle Space Manager or STEMadium?

STEMadium is rated higher. Idle Space Manager averages 4.8 out of 5 from 1.7K ratings, while STEMadium averages 5.0 from 1 ratings.

### Do Idle Space Manager or STEMadium have ads?

Idle Space Manager shows ads; STEMadium does not.

### Which is updated more often, Idle Space Manager or STEMadium?

Idle Space Manager ships an update every 2 months, and STEMadium every 27 months. Most recently, Idle Space Manager was updated on October 12, 2026 and STEMadium on September 26, 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.*