# Spark vs Space Expansion

The clearest difference is ads: Spark at none against Space Expansion's shown. Spark also leads on rating (4.8 vs 4.3) and review sentiment (94% vs 60%). Space Expansion's advantage is monetization model (ad-supported vs free with in-app purchases). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Spark holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Spark has 256 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 94% of Spark's written reviews are positive against 60% of Space Expansion's.

Spark ships an update every 3 weeks, Space Expansion every 10 days. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Spark | Space Expansion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (256 ratings)](https://appshunter.io/ios/app/spark-idle-evolution/id1437753286/reviews)** | [4.3 (21 ratings)](https://appshunter.io/ios/app/space-expansion-idle-clicker/id6749261582/reviews) |
| Number of ratings | **256** | 21 |
| Positive reviews | **94.3% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 75 MB | 17 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Deuski Games Limited Liability Company](https://appshunter.io/developer/1437753284) | [Tobias Ehret](https://appshunter.io/developer/1829643087) |

## What reviewers say

### Spark

[App page](https://appshunter.io/ios/app/spark-idle-evolution/id1437753286)

Guide the evolution of the cosmos as an ethereal Spark of Life. Assimilate raw materials and influence cosmic development through incremental gameplay. Unlock resources, progress through story elements, and utilize a prestige mechanic for faster advancement.

**Highlights:** Multiple unlockable and upgradeable resources, Story elements that unfold with progress, Prestige mechanic for accelerated progression, Altar of Knowledge for powerful upgrades, Intuitive UI with organic learning, Optional ads for in-game bonuses

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Addictive gameplay
- 👍 Enjoyable idle game
- 👍 Good pacing
- 👍 Interesting story
- 👍 Relaxing experience

**What reviewers complain about**

- 🐢 Slow progression at times
- 🤔 UI could use work
- 🤷 No visuals change
- ⏳ May take forever to progress

**Reported bugs**

- Ad not loading
- Game broke (production NaN, destruction bonus INF)

**Requested features**

- More updates
- Continue the story
- Add more evolution upgrades
- Add something at the end (e.g., restart with multiplier)
- Pay to have 2X multiplier forever


### Space Expansion

[App page](https://appshunter.io/ios/app/space-expansion-idle-clicker/id6749261582)

Build and expand a vast space empire by tapping to gather resources, automating production, and exploring new worlds. This idle clicker offers deep progression with clean visuals, perfect for both short breaks and long play sessions.

**Highlights:** Tap to collect resources, Automate production, Upgrade planets, Explore new worlds, Global leaderboard, Minimalist idle clicker

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

**In-app purchases:** none


## Frequently asked questions

### Is Spark free?

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

### Is Space Expansion free?

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

### Which has better reviews, Spark or Space Expansion?

Spark is rated higher. Spark averages 4.8 out of 5 from 256 ratings, while Space Expansion averages 4.3 from 21 ratings.

### Do Spark or Space Expansion have ads?

Space Expansion shows ads; Spark does not.

### Which is updated more often, Spark or Space Expansion?

Spark ships an update every 3 weeks, and Space Expansion every 10 days. Most recently, Spark was updated on October 25, 2026 and Space Expansion on October 30, 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.*