# Dit vs OnAir

The clearest difference is in-app purchases: Dit at none against OnAir's 1. Dit also leads on update cadence (every 5 weeks vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OnAir sells 1 one-off in-app purchase. Dit asks for nothing beyond the download.

Dit ships an update every 5 weeks, OnAir every 6 months. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Dit | OnAir |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/dit-practice-morse-code/id6758277876/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 68 MB | 21 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tyler Robinson](https://appshunter.io/developer/1871926697) | [Fireside WiFi LLC](https://appshunter.io/developer/1893367322) |

## What reviewers say

### Dit

[App page](https://appshunter.io/ios/app/dit-practice-morse-code/id6758277876)

Learn Morse code by listening and tapping, not by memorizing charts. This app introduces characters by sound and frequency, focusing on real-world usage. It adapts to your learning pace, reinforcing difficult letters and tracking recognition speed.

**Highlights:** Learn by sound, not sight, Adaptive learning for weak spots, Real-time character recognition tracking, Introduces letters by frequency, Offline functionality, Progress saving

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

**In-app purchases:** none


### OnAir

[App page](https://appshunter.io/ios/app/onair-ham-radio-technician/id6764877625)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Dit free?

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

### Is OnAir free?

OnAir is free to download, with in-app purchases available.

### Do Dit or OnAir have ads?

Neither Dit nor OnAir shows ads.

### Which is updated more often, Dit or OnAir?

Dit ships an update every 5 weeks, and OnAir every 6 months. Most recently, Dit was updated on October 31, 2026 and OnAir on November 3, 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.*