# Circoid vs Cave Runner 2D

The clearest difference is in-app purchases: Circoid at none against Cave Runner 2D's 4. Circoid also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Cave Runner 2D sells 4 one-off in-app purchases. Circoid asks for nothing beyond the download.

Circoid ships an update weekly, Cave Runner 2D every 2 weeks. The most recent releases landed on September 19, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Circoid | Cave Runner 2D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/cave-runner-2d/id6740147328/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 131 MB | 98 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arkadiusz Fryszkowski](https://appshunter.io/developer/1142676058) | [Thibaud Dervily](https://appshunter.io/developer/1496114023) |

## What reviewers say

### Circoid

[App page](https://appshunter.io/ios/app/circoid/id6502577997)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cave Runner 2D

[App page](https://appshunter.io/ios/app/cave-runner-2d/id6740147328)

Embark on a retro 8-bit platforming adventure through perilous caves. Navigate lava, spikes, and traps while battling diverse monsters across 15 challenging levels. Test your reflexes and skills in this classic platformer experience.

**Highlights:** Retro 8-bit pixel art visuals, 15 challenging levels, Diverse monster roster, Classic platformer mechanics, Smooth controls

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Lives | $0.99 | one-time |
| 30 Lives | $1.99 | one-time |
| 50 Lives | $2.99 | one-time |
| 100 Lives | $4.99 | one-time |


## Frequently asked questions

### Is Circoid free?

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

### Is Cave Runner 2D free?

Cave Runner 2D is free to download, with in-app purchases available.

### Do Circoid or Cave Runner 2D have ads?

Cave Runner 2D shows ads; Circoid does not.

### Which is updated more often, Circoid or Cave Runner 2D?

Circoid ships an update weekly, and Cave Runner 2D every 2 weeks. Most recently, Circoid was updated on September 19, 2026 and Cave Runner 2D on September 9, 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.*