# FreshAir Sensor vs Lemoworld

The clearest difference is update cadence: Lemoworld at every 3 weeks against FreshAir Sensor's every 2 months. Lemoworld also leads on iOS requirement (13.0 vs 15.2). 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.

FreshAir Sensor ships an update every 2 months, Lemoworld every 3 weeks. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | FreshAir Sensor | Lemoworld |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/freshair-sensor/id1282065363/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 72 MB | 22 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FreshAir Sensor](https://appshunter.io/developer/1282065362) | [Shenzhen Dianzhui Culture Technology Co., Ltd.](https://appshunter.io/developer/1529082388) |

## What reviewers say

### FreshAir Sensor

[App page](https://appshunter.io/ios/app/freshair-sensor/id1282065363)

This application allows you to set up and manage your FreshAir nicotine monitoring device. View real-time smoking alerts and monitor device status directly from your smartphone.

**Highlights:** Install FreshAir nicotine monitoring device, View FreshAir smoking alerts, Monitor device status, Receive real-time notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### Lemoworld

[App page](https://appshunter.io/ios/app/lemoworld/id6473765786)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FreshAir Sensor free?

FreshAir Sensor is free to download, with no in-app purchases.

### Is Lemoworld free?

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

### Do FreshAir Sensor or Lemoworld have ads?

Neither FreshAir Sensor nor Lemoworld shows ads.

### Which is updated more often, FreshAir Sensor or Lemoworld?

FreshAir Sensor ships an update every 2 months, and Lemoworld every 3 weeks. Most recently, FreshAir Sensor was updated on October 6, 2026 and Lemoworld on October 4, 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.*