# Spark vs Echo Planet

The clearest difference is in-app purchases: Spark at none against Echo Planet's 2. Spark also leads on ads (none vs shown) and ratings volume (233 vs 23). Echo Planet's advantage is update cadence (every 3 days vs every 3 weeks). On price, rating, review sentiment and monetization model there is nothing between them.

Both are free to download. Echo Planet sells 2 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 4.9 for Echo Planet. That said, the two scores are not equally well evidenced: Spark has 233 ratings behind it against 23, so its average is the more settled of the two. Written reviews are what separate them: 94% of Spark's written reviews are positive against 100% of Echo Planet's.

Spark 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 | Spark | Echo Planet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (233 ratings)](https://appshunter.io/ios/app/spark-idle-evolution/id1437753286/reviews) | **[4.9 (23 ratings)](https://appshunter.io/ios/app/echo-planet-incremental-game/id6756530491/reviews)** |
| Number of ratings | **233** | 23 |
| Positive reviews | 94.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 75 MB | 96 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Deuski Games Limited Liability Company](https://appshunter.io/developer/1437753284) | [Mustafa Mohammed](https://appshunter.io/developer/967586964) |

## 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


### 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 Spark free?

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

### Is Echo Planet free?

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

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

Echo Planet is rated higher. Spark averages 4.8 out of 5 from 233 ratings, while Echo Planet averages 4.9 from 23 ratings.

### Do Spark or Echo Planet have ads?

Echo Planet shows ads; Spark does not.

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

Spark ships an update every 3 weeks, and Echo Planet every 3 days. Most recently, Spark 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.*