# Bolt Stack vs Marble Drop!

The clearest difference is in-app purchases: Marble Drop! at none against Bolt Stack's 16. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bolt Stack sells 16 one-off in-app purchases. Marble Drop! asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 8 days. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Bolt Stack | Marble Drop! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (65 ratings)](https://appshunter.io/ios/app/bolt-stack/id6740620440/reviews)** | — |
| Number of ratings | **65** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 8 days | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 365 MB | 119 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HOMA GAMES](https://appshunter.io/developer/1508492426) | [Mousetap LTD](https://appshunter.io/developer/1714251771) |

## What reviewers say

### Bolt Stack

[App page](https://appshunter.io/ios/app/bolt-stack/id6740620440)

Engage your mind with a challenging puzzle game where you must sort nuts correctly to advance through increasingly difficult levels. This brainy experience offers a fun way to test your skills and enhance your cognitive abilities.

**Highlights:** Nut sorting gameplay, Progressive level difficulty, Brain-challenging puzzles, Skill testing, Mind enhancement

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Out of Lives | $0.99 | one-time |
| Good Deal | $1.99 | one-time |
| Some Coins | $1.99 | one-time |
| Life Rush | $3.99 | one-time |
| Starter Pack | $4.99 | one-time |
| Hard Level Fail Offer | $5.99 | one-time |
| Fail Offer | $5.99 | one-time |
| No-Ads | $6.99 | one-time |
| Out of Lives | $6.99 | one-time |
| Good Deal | $7.99 | one-time |
| Pile of Coins | $7.99 | one-time |
| Life Rush | $9.99 | one-time |
| No-Ads Bundle | $11.99 | one-time |
| Heap of coins | $14.99 | one-time |
| Bag of Coins | $29.99 | one-time |
| Chest of Coins | $99.99 | one-time |


### Marble Drop!

[App page](https://appshunter.io/ios/app/marble-drop/id6741017785)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bolt Stack free?

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

### Is Marble Drop! free?

Marble Drop! is free to download, with no in-app purchases.

### Do Bolt Stack or Marble Drop! have ads?

Both Bolt Stack and Marble Drop! show ads.

### Which is updated more often, Bolt Stack or Marble Drop!?

Bolt Stack ships an update every 8 days, and Marble Drop! every 8 days. Most recently, Bolt Stack was updated on October 6, 2026 and Marble Drop! on October 2, 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.*