# SwiftConvert vs RadioMail

The clearest difference is price: RadioMail at Free against SwiftConvert's $0.99. RadioMail also leads on rating (4.7 vs 4.0) and update cadence (every 9 days vs every 15 months). SwiftConvert's advantage is in-app purchases (none vs 2) and iOS requirement (16.0 vs 18.5). On ads and device support there is nothing between them.

RadioMail is free to download; SwiftConvert costs $0.99 up front. RadioMail sells 2 in-app purchases, starting at $11.99 per year. SwiftConvert asks for nothing beyond the download.

RadioMail holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: RadioMail has 10 ratings behind it against 1, so its average is the more settled of the two.

SwiftConvert ships an update every 15 months, RadioMail every 9 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SwiftConvert | RadioMail |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/swiftconvert/id1018974218/reviews) | **[4.7 (10 ratings)](https://appshunter.io/ios/app/radiomail/id6779002258/reviews)** |
| Number of ratings | 1 | **10** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 9 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 16 MB |
| Requires iOS | **16.0** | 18.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Planetary Code LLC](https://appshunter.io/developer/553055934) | [Island Magic Co.](https://appshunter.io/developer/1529387252) |

## What reviewers say

### SwiftConvert

[App page](https://appshunter.io/ios/app/swiftconvert/id1018974218)

Easily convert numbers between binary, octal, decimal, and hexadecimal bases. Input a number in one base and instantly view its representation in all supported bases. Features a specialized binary keyboard with a 64-bit grid for direct bit manipulation.

**Highlights:** Multiple number base conversion, Simultaneous display of all bases, Base-specific keyboard adjustment, 64-bit binary grid display, Copy converted numbers

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

**In-app purchases:** none


### RadioMail

[App page](https://appshunter.io/ios/app/radiomail/id6779002258)

Access the Winlink amateur radio email system from your Apple devices. Send and receive messages over the internet or amateur radio, manage your inbox, and stay connected off-grid. Requires a valid amateur radio license.

**Highlights:** Send/receive email over internet or radio, Background message checking, Connect via Packet, ARDOP, VARA FM/HF, Peer-to-peer email exchange, Winlink station directory with best path prediction, Smart mailboxes for organization, Send resized photos over radio, Compose and view Winlink forms

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $11.99 | per year |
| One-Time Purchase | $49.99 | one-time |


## Frequently asked questions

### Is SwiftConvert free?

SwiftConvert costs $0.99, with no in-app purchases.

### Is RadioMail free?

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

### Which has better reviews, SwiftConvert or RadioMail?

RadioMail is rated higher. SwiftConvert averages 4.0 out of 5 from 1 ratings, while RadioMail averages 4.7 from 10 ratings.

### Do SwiftConvert or RadioMail have ads?

Neither SwiftConvert nor RadioMail shows ads.

### Which is updated more often, SwiftConvert or RadioMail?

SwiftConvert ships an update every 15 months, and RadioMail every 9 days. Most recently, SwiftConvert was updated on October 29, 2026 and RadioMail on October 28, 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.*