# partikles vs Shells

The clearest difference is ads: partikles at none against Shells's shown. Shells's advantage is update cadence (weekly vs every 12 months) and iOS requirement (12.0 vs 14.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. partikles sells 1 one-off in-app purchase and Shells sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

partikles ships an update every 12 months, Shells weekly. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | partikles | Shells |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (22 ratings)](https://appshunter.io/ios/app/shells-nested-block-puzzle/id6661020395/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 87 MB | 102 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Garage Imagina SL](https://appshunter.io/developer/1528703610) | [arlybird games LLC](https://appshunter.io/developer/1764665157) |

## What reviewers say

### partikles

[App page](https://appshunter.io/ios/app/partikles/id1629367204)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| buy partikles | $2.99 | one-time |


### Shells

[App page](https://appshunter.io/ios/app/shells-nested-block-puzzle/id6661020395)

A geometry puzzle game where you slide blocks into larger shells to rearrange the board and solve challenges. It offers over 360 levels across 8 worlds with a focus on spatial reasoning and problem-solving. Enjoy a relaxing experience with a soothing soundtrack.

**Highlights:** Nested block sliding mechanics, Over 360 original levels, 8 distinct game worlds, Optional hint system, Soothing piano soundtrack, Compact 4x4 grid gameplay

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Bundle | $0.99 | one-time |
| Medium Bundle | $1.99 | one-time |
| Large Bundle | $3.99 | one-time |
| Unlimited Bundle | $8.99 | one-time |


## Frequently asked questions

### Is partikles free?

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

### Is Shells free?

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

### Do partikles or Shells have ads?

Shells shows ads; partikles does not.

### Which is updated more often, partikles or Shells?

partikles ships an update every 12 months, and Shells weekly. Most recently, partikles was updated on November 7, 2026 and Shells 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.*