# Nichols Mechanical vs 3D Collection

The clearest difference is in-app purchases: Nichols Mechanical at none against 3D Collection's 5. Nichols Mechanical also leads on iOS requirement (14.5 vs 18.0). 3D Collection's advantage is update cadence (fortnightly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. 3D Collection sells 5 in-app purchases, starting at $2.99 per month. Nichols Mechanical asks for nothing beyond the download.

Nichols Mechanical ships an update every 4 months, 3D Collection fortnightly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Nichols Mechanical | 3D Collection |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Size | 3 MB | 64 MB |
| Requires iOS | **14.5** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Jophiel Silvestrone](https://appshunter.io/developer/1064358720) | [Adrian Murua Martinez](https://appshunter.io/developer/1498943420) |

## What reviewers say

### Nichols Mechanical

[App page](https://appshunter.io/ios/app/nichols-mechanical/id6448253789)

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D Collection

[App page](https://appshunter.io/ios/app/3d-collection/id6740924895)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Quarterly | $4.99 | per 3 months |
| Semi-Annual | $7.99 | per 6 months |
| Annual | $12.99 | per year |
| Lifetime No Ads | $19.99 | one-time |


## Frequently asked questions

### Is Nichols Mechanical free?

Nichols Mechanical is free to download, with no in-app purchases.

### Is 3D Collection free?

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

### Do Nichols Mechanical or 3D Collection have ads?

Neither Nichols Mechanical nor 3D Collection shows ads.

### Which is updated more often, Nichols Mechanical or 3D Collection?

Nichols Mechanical ships an update every 4 months, and 3D Collection fortnightly. Most recently, Nichols Mechanical was updated on October 27, 2026 and 3D Collection on October 24, 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.*