# NanoAir vs Real

The clearest difference is price: NanoAir at Free against Real's $2.99. NanoAir also leads on iOS requirement (12.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

NanoAir is free to download; Real costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NanoAir ships an update every 2 weeks, Real every 10 days. The most recent releases landed on September 13, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | NanoAir | Real |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 173 MB | 24 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ShanTou City Vison Electronictechnology Co., Ltd.](https://appshunter.io/developer/1388222999) | [Panupong Sakulsaeng](https://appshunter.io/developer/1848610895) |

## What reviewers say

### NanoAir

[App page](https://appshunter.io/ios/app/nanoair/id6746104749)

**Features:** macOS Compatibility

**In-app purchases:** none


### Real

[App page](https://appshunter.io/ios/app/real-time-atomic-clock/id6754537526)

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

**In-app purchases:** none


## Frequently asked questions

### Is NanoAir free?

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

### Is Real free?

Real costs $2.99, with no in-app purchases.

### Do NanoAir or Real have ads?

Neither NanoAir nor Real shows ads.

### Which is updated more often, NanoAir or Real?

NanoAir ships an update every 2 weeks, and Real every 10 days. Most recently, NanoAir was updated on September 13, 2026 and Real on September 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*