# "Klocki" vs HollowCube

The clearest difference is price: HollowCube at Free against "Klocki"'s $2.99. HollowCube also leads on update cadence (weekly vs monthly). "Klocki"'s advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 18.6). On ads and device support there is nothing between them.

HollowCube is free to download; "Klocki" costs $2.99 up front. HollowCube sells 1 one-off in-app purchase. "Klocki" asks for nothing beyond the download.

"Klocki" ships an update monthly, HollowCube weekly. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | "Klocki" | HollowCube |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.5 (756 ratings)](https://appshunter.io/ios/app/klocki/id1105390093/reviews)** | — |
| Number of ratings | **756** | — |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Paid | — |
| Size | 121 MB | 1 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Maciej Targoni](https://appshunter.io/developer/495165602) | [MUCAHIT SIK](https://appshunter.io/developer/1896699096) |

## What reviewers say

### "Klocki"

[App page](https://appshunter.io/ios/app/klocki/id1105390093)

Connect all the lines on the board in this calming puzzle game. Enjoy a stress-free experience with no ads, time limits, or scoring. Immerse yourself in meditative gameplay with an ambient soundtrack.

**Highlights:** Connect all lines, Relaxing gameplay, No ads or time limits, Meditative soundtrack, Offline play, Cloud save

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

**In-app purchases:** none

**What reviewers like**

- 👍 Relaxing and calming experience
- 🧠 Challenging and engaging puzzles
- 🎨 Beautiful minimalist design
- 🔊 Soothing sound effects
- 💰 Good value for money

**What reviewers complain about**

- 🕹️ Lack of navigation/level selection
- 📏 Not enough levels/content
- 🎨 Some puzzles not color-blind friendly

**Reported bugs**

- Game resets to first level after completion
- Occasional freezing/crashing issues

**Requested features**

- Add more levels and content
- Implement level selection or progress tracking
- Improve accessibility for color-blind users


### HollowCube

[App page](https://appshunter.io/ios/app/hollowcube/id6805978683)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Levels | $2.99 | one-time |


## Frequently asked questions

### Is "Klocki" free?

"Klocki" costs $2.99, with no in-app purchases.

### Is HollowCube free?

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

### Do "Klocki" or HollowCube have ads?

Neither "Klocki" nor HollowCube shows ads.

### Which is updated more often, "Klocki" or HollowCube?

"Klocki" ships an update monthly, and HollowCube weekly. Most recently, "Klocki" was updated on November 11, 2026 and HollowCube on October 31, 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.*