# Pf Fidelity vs 3D云图

The clearest difference is update cadence: 3D云图 at every 3 weeks against Pf Fidelity's every 5 months. 3D云图 also leads on iOS requirement (9.0 vs 11.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pf Fidelity ships an update every 5 months, 3D云图 every 3 weeks. The most recent releases landed on September 18, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Pf Fidelity | 3D云图 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 93 MB | 65 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Connecta Srls](https://appshunter.io/developer/1073890583) | [Shenzhen Yizhitao Technology Co. Ltd](https://appshunter.io/developer/1278852508) |

## What reviewers say

### Pf Fidelity

[App page](https://appshunter.io/ios/app/pf-fidelity/id1434839440)

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D云图

[App page](https://appshunter.io/ios/app/3d/id1662318514)

**In-app purchases:** none


## Frequently asked questions

### Is Pf Fidelity free?

Pf Fidelity is free to download, with no in-app purchases.

### Is 3D云图 free?

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

### Do Pf Fidelity or 3D云图 have ads?

Neither Pf Fidelity nor 3D云图 shows ads.

### Which is updated more often, Pf Fidelity or 3D云图?

Pf Fidelity ships an update every 5 months, and 3D云图 every 3 weeks. Most recently, Pf Fidelity was updated on September 18, 2026 and 3D云图 on May 17, 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.*