# Meng Loft vs Passive Sampler

The clearest difference is update cadence: Passive Sampler at every 3 weeks against Meng Loft's every 6 months. Passive Sampler also leads on iOS requirement (13.0 vs 15.0). 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.

Meng Loft ships an update every 6 months, Passive Sampler every 3 weeks. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Meng Loft | Passive Sampler |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 9 MB | 49 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Administration de l'environnement](https://appshunter.io/developer/1378230252) | [EuropeAir](https://appshunter.io/developer/725509118) |

## What reviewers say

### Meng Loft

[App page](https://appshunter.io/ios/app/meng-loft/id1378230253)

**Features:** macOS Compatibility

**In-app purchases:** none


### Passive Sampler

[App page](https://appshunter.io/ios/app/passive-sampler/id1533994629)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Meng Loft free?

Meng Loft is free to download, with no in-app purchases.

### Is Passive Sampler free?

Passive Sampler is free to download, with no in-app purchases.

### Do Meng Loft or Passive Sampler have ads?

Neither Meng Loft nor Passive Sampler shows ads.

### Which is updated more often, Meng Loft or Passive Sampler?

Meng Loft ships an update every 6 months, and Passive Sampler every 3 weeks. Most recently, Meng Loft was updated on October 14, 2026 and Passive Sampler on October 25, 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.*