# Spark vs Planetary Idle

Spark and Planetary Idle both sit at 4.8 stars, but that hides the real split: 94% of Spark's written reviews are positive against 50% of Planetary Idle's. Spark also leads on in-app purchases (none vs 3) and ads (none vs shown). Planetary Idle's advantage is update cadence (weekly vs every 3 weeks). On price, rating, monetization model and device support there is nothing between them.

Both are free to download. Planetary Idle sells 3 one-off in-app purchases. Spark asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Spark against 4.8 for Planetary Idle. Both are backed by a comparable volume of ratings — 233 and 77 respectively. Written reviews are what separate them: 94% of Spark's written reviews are positive against 50% of Planetary Idle's.

Spark ships an update every 3 weeks, Planetary Idle weekly. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Spark | Planetary Idle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (233 ratings)](https://appshunter.io/ios/app/spark-idle-evolution/id1437753286/reviews) | [4.8 (77 ratings)](https://appshunter.io/ios/app/planetary-idle/id6450142774/reviews) |
| Number of ratings | **233** | 77 |
| Positive reviews | **94.3% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 75 MB | 112 MB |
| Requires iOS | **8.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Deuski Games Limited Liability Company](https://appshunter.io/developer/1437753284) | [Roberto Frias Nerio](https://appshunter.io/developer/1692039143) |

## 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


### Planetary Idle

[App page](https://appshunter.io/ios/app/planetary-idle/id6450142774)

Explore planets with a retro sci-fi idle theme. Hire scientists for passive income, tap for boosts, and research expeditions for discoveries. Prestige to reset with permanent upgrades and unlock perks with rare QBits.

**Highlights:** Hire Scientists for passive income, Tap to boost active income, Research expeditions for discoveries, Prestige system with permanent upgrades, Earn QBits for powerful perks, Offline progress for 6 hours

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Booster Pack | $0.99 | one-time |
| Research Pack | $2.99 | one-time |
| Quantum Pack | $6.99 | one-time |


## Frequently asked questions

### Is Spark free?

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

### Is Planetary Idle free?

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

### Which has better reviews, Spark or Planetary Idle?

Spark and Planetary Idle are both rated 4.8 out of 5 on the App Store, from 233 and 77 ratings respectively.

### Do Spark or Planetary Idle have ads?

Planetary Idle shows ads; Spark does not.

### Which is updated more often, Spark or Planetary Idle?

Spark ships an update every 3 weeks, and Planetary Idle weekly. Most recently, Spark was updated on October 5, 2026 and Planetary Idle 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.*