# Spy Runner vs Slimeblock.io

The clearest difference is rating: Slimeblock.io at 5.0 against Spy Runner's 4.6. Slimeblock.io also leads on ratings volume (40 vs 7). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Spy Runner sells 1 one-off in-app purchase and Slimeblock.io sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Slimeblock.io holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Slimeblock.io has 40 ratings behind it against 7, so its average is the more settled of the two.

Spy Runner ships an update weekly, Slimeblock.io every 9 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Spy Runner | Slimeblock.io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (7 ratings)](https://appshunter.io/ios/app/spy-runner/id1605741947/reviews) | **[5.0 (40 ratings)](https://appshunter.io/ios/app/slimeblockio/id6744073207/reviews)** |
| Number of ratings | 7 | **40** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 244 MB | 124 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [TechNext Solutions Pty Ltd](https://appshunter.io/developer/1476261016) | [ARAKUMA STUDIO S.A.](https://appshunter.io/developer/1719269868) |

## What reviewers say

### Spy Runner

[App page](https://appshunter.io/ios/app/spy-runner/id1605741947)

Prepare your spy for thrilling missions by equipping them with unique gadgets and traits. Race against enemy spies, dodge obstacles, and strategize your path to victory. Experiment with different combinations to overcome challenges and become the greatest spy.

**Highlights:** Equip spy with gadgets and traits, Race against enemy spies, Dodge obstacles, Tons of levels, Unlock new gadgets and traits, Simulation and runner gameplay

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Slimeblock.io

[App page](https://appshunter.io/ios/app/slimeblockio/id6744073207)

Control a slime block in a 3D world, absorbing everything to grow bigger and stronger. Compete against other players, devour opponents, and climb the leaderboards to become the ultimate super slime. Enjoy colorful graphics, intuitive controls, and exciting power-ups.

**Highlights:** 3D .io gameplay, Absorb objects and opponents, Grow bigger and stronger, Global leaderboards, Cool slime skins & customization, Exciting power-ups

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 180 Gems | $2.99 | one-time |
| Premium Pass | $4.99 | one-time |
| 500 Gems | $8.99 | one-time |
| 1200 Gems | $19.99 | one-time |
| 6500 Gems | $39.99 | one-time |
| 15000 Gems | $99.99 | one-time |


## Frequently asked questions

### Is Spy Runner free?

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

### Is Slimeblock.io free?

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

### Which has better reviews, Spy Runner or Slimeblock.io?

Slimeblock.io is rated higher. Spy Runner averages 4.6 out of 5 from 7 ratings, while Slimeblock.io averages 5.0 from 40 ratings.

### Do Spy Runner or Slimeblock.io have ads?

Both Spy Runner and Slimeblock.io show ads.

### Which is updated more often, Spy Runner or Slimeblock.io?

Spy Runner ships an update weekly, and Slimeblock.io every 9 days. Most recently, Spy Runner was updated on November 3, 2026 and Slimeblock.io 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.*