# mdMessage vs Flyby Messaging

The clearest difference is update cadence: Flyby Messaging at fortnightly against mdMessage's every 4 months. Flyby Messaging also leads on ratings volume (6 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for mdMessage against 5.0 for Flyby Messaging. That said, the two scores are not equally well evidenced: Flyby Messaging has 6 ratings behind it against 1, so its average is the more settled of the two.

mdMessage ships an update every 4 months, Flyby Messaging fortnightly. The most recent releases landed on September 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | mdMessage | Flyby Messaging |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/mdmessage-secure-messaging/id984935781/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/flyby-messaging/id1551851989/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 21 MB | 47 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Medical Design Technologies, LLC](https://appshunter.io/developer/361252235) | [Jonah Walker](https://appshunter.io/developer/1551851991) |

## What reviewers say

### mdMessage

[App page](https://appshunter.io/ios/app/mdmessage-secure-messaging/id984935781)

Securely message healthcare professionals and colleagues with this HIPAA-compliant application. Share unlimited messages, photos, and audio notes across all your devices. Enjoy fast, secure communication with advanced privacy features.

**Highlights:** HIPAA compliant secure messaging, Unlimited messages, photos, and audio notes, Syncs across all devices (desktop, tablet, phone), Message deletion from devices and browsers, Photo sharing without saving to camera roll, Large group chats and identifiable patient chats

**Features:** macOS Compatibility

**In-app purchases:** none


### Flyby Messaging

[App page](https://appshunter.io/ios/app/flyby-messaging/id1551851989)

This app offers private conversations without tracking or data collection. Connect with others anonymously by scanning QR codes and easily sever connections permanently when no longer needed. Ideal for group projects, dating, and professional networking.

**Highlights:** Anonymous login, QR code connections, Customizable display names, Permanent connection severing, Privacy-focused design, No user tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is mdMessage free?

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

### Is Flyby Messaging free?

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

### Which has better reviews, mdMessage or Flyby Messaging?

mdMessage and Flyby Messaging are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do mdMessage or Flyby Messaging have ads?

Neither mdMessage nor Flyby Messaging shows ads.

### Which is updated more often, mdMessage or Flyby Messaging?

mdMessage ships an update every 4 months, and Flyby Messaging fortnightly. Most recently, mdMessage was updated on September 25, 2026 and Flyby Messaging 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.*