# Bubble Drop 3D vs Postbot Mosaic

The clearest difference is in-app purchases: Bubble Drop 3D at none against Postbot Mosaic's 10. Postbot Mosaic's advantage is update cadence (weekly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Postbot Mosaic sells 10 one-off in-app purchases. Bubble Drop 3D asks for nothing beyond the download.

Bubble Drop 3D ships an update every 2 months, Postbot Mosaic weekly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Bubble Drop 3D | Postbot Mosaic |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 225 MB | 180 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [vgame](https://appshunter.io/developer/1732643234) | [DuoBay Games](https://appshunter.io/developer/6802014707) |

## What reviewers say

### Bubble Drop 3D

[App page](https://appshunter.io/ios/app/bubble-drop-3d-asmr-puzzle/id6803037219)

Engage in a physics-based puzzle game where each action triggers satisfying chain reactions. Enjoy colorful bubble drops, ASMR effects, and new challenges in beautiful 3D worlds. It's easy to learn but offers deep satisfaction.

**Highlights:** Satisfying physics-based drops, Chain reaction effects, Relaxing ASMR gameplay, Beautiful 3D worlds, Fun puzzle challenges

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

**In-app purchases:** none


### Postbot Mosaic

[App page](https://appshunter.io/ios/app/postbot-mosaic/id6811335477)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1,000 Coins | $1.99 | one-time |
| Remove Automatic Ads | $4.99 | one-time |
| Remove Auto Ads Bundle | $7.99 | one-time |
| 5,000 Coins | $7.99 | one-time |
| Starter Supply Bundle | $9.99 | one-time |
| 10,000 Coins | $14.99 | one-time |
| Standard Supply Bundle | $19.99 | one-time |
| 25,000 Coins | $29.99 | one-time |
| 50,000 Coins | $49.99 | one-time |
| 100,000 Coins | $99.99 | one-time |


## Frequently asked questions

### Is Bubble Drop 3D free?

Bubble Drop 3D is free to download, with no in-app purchases.

### Is Postbot Mosaic free?

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

### Do Bubble Drop 3D or Postbot Mosaic have ads?

Both Bubble Drop 3D and Postbot Mosaic show ads.

### Which is updated more often, Bubble Drop 3D or Postbot Mosaic?

Bubble Drop 3D ships an update every 2 months, and Postbot Mosaic weekly. Most recently, Bubble Drop 3D was updated on October 29, 2026 and Postbot Mosaic on October 27, 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.*