# On vs smartDF

The clearest difference is update cadence: smartDF at weekly against On's monthly. On's advantage is device support (4 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

On ships an update monthly, smartDF weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | On | smartDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (13 ratings)](https://appshunter.io/ios/app/on-air-net-scraper/id1536271710/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | — |
| Size | 30 MB | 59 MB |
| Requires iOS | 15.6 | **15.4** |
| Devices | **iPhone, iPad, iPod, Mac** | iPad |
| Age rating | 17+ | 4+ |
| Developer | [Christopher Robson](https://appshunter.io/developer/1536271712) | [Carlos Yordanis Lago Gonzalez](https://appshunter.io/developer/1028936188) |

## What reviewers say

### On

[App page](https://appshunter.io/ios/app/on-air-net-scraper/id1536271710)

This tool assists amateur radio operators with managing on-air nets and check-ins. It offers real-time messaging, email integration, and detailed operator information retrieval. The app supports multiple simultaneous sessions and configurable displays for efficient communication and tracking.

**Highlights:** Real-time net check-in tracking, Instant messaging (AIM) sessions, Integrated email client, Configurable information displays, QRZ/QRZCQ call sign lookup, WebSDR audio streaming, QRZ Logbook integration

**In-app purchases:** none


### smartDF

[App page](https://appshunter.io/ios/app/smartdf/id1568556062)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is On free?

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

### Is smartDF free?

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

### Do On or smartDF have ads?

Neither On nor smartDF shows ads.

### Which is updated more often, On or smartDF?

On ships an update monthly, and smartDF weekly. Most recently, On was updated on October 24, 2026 and smartDF 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.*