# Lock Trace vs 3D Bubble Puzzle

The clearest difference is in-app purchases: Lock Trace at none against 3D Bubble Puzzle's 10. 3D Bubble Puzzle's advantage is ads (none vs shown) and update cadence (every 3 days vs every 7 months). On price there is nothing between them.

Both are free to download. 3D Bubble Puzzle sells 10 one-off in-app purchases. Lock Trace asks for nothing beyond the download.

Lock Trace ships an update every 7 months, 3D Bubble Puzzle every 3 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Lock Trace | 3D Bubble Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 3 days** |
| Size | 8 MB | 236 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MOBLEDU YAZILIM DANISMANLIK ANONIM SIRKETI](https://appshunter.io/developer/737535050) | [Vnstart LLC](https://appshunter.io/developer/1467854570) |

## What reviewers say

### Lock Trace

[App page](https://appshunter.io/ios/app/lock-trace/id6748566579)

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

**In-app purchases:** none


### 3D Bubble Puzzle

[App page](https://appshunter.io/ios/app/3d-bubble-puzzle-match-and-pop/id6785348639)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tool pack | $0.99 | one-time |
| Remove Ads sale | $4.49 | one-time |
| Just for you | $5.99 | one-time |
| Remove Ads | $5.99 | one-time |
| Remove Ads Extra | $5.99 | one-time |
| Tool Bomb pack | $6.99 | one-time |
| Tool Electric pack | $6.99 | one-time |
| Tool Firework pack | $6.99 | one-time |
| Piggy Bank | $7.49 | one-time |
| Daily sale | $10.99 | one-time |


## Frequently asked questions

### Is Lock Trace free?

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

### Is 3D Bubble Puzzle free?

3D Bubble Puzzle is free to download, with in-app purchases available.

### Do Lock Trace or 3D Bubble Puzzle have ads?

Lock Trace shows ads; 3D Bubble Puzzle does not.

### Which is updated more often, Lock Trace or 3D Bubble Puzzle?

Lock Trace ships an update every 7 months, and 3D Bubble Puzzle every 3 days. Most recently, Lock Trace was updated on October 24, 2026 and 3D Bubble Puzzle on October 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.*