# Electroll vs Critter Blocks

Electroll and Critter Blocks are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Electroll ships an update weekly, Critter Blocks every 6 days. The most recent releases landed on November 8, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Electroll | Critter Blocks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 6 days** |
| Size | 133 MB | 49 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CorocoroGames](https://appshunter.io/developer/1782490942) | [Chung Wang](https://appshunter.io/developer/1798123298) |

## What reviewers say

### Electroll

[App page](https://appshunter.io/ios/app/electroll/id6738834139)

**Features:** macOS Compatibility

**In-app purchases:** none


### Critter Blocks

[App page](https://appshunter.io/ios/app/critter-blocks/id6743764263)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electroll free?

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

### Is Critter Blocks free?

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

### Do Electroll or Critter Blocks have ads?

Both Electroll and Critter Blocks show ads.

### Which is updated more often, Electroll or Critter Blocks?

Electroll ships an update weekly, and Critter Blocks every 6 days. Most recently, Electroll was updated on November 8, 2026 and Critter Blocks on October 28, 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.*