# SDR vs B.B. Link Configurator

The clearest difference is price: B.B. Link Configurator at Free against SDR's $44.99. SDR's advantage is review sentiment (84% vs 67%) and update cadence (every 2 weeks vs every 5 weeks). On rating, ads, in-app purchases and device support there is nothing between them.

B.B. Link Configurator is free to download; SDR costs $44.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for SDR against 4.6 for B.B. Link Configurator. That said, the two scores are not equally well evidenced: SDR has 64 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 84% of SDR's written reviews are positive against 67% of B.B. Link Configurator's.

SDR ships an update every 2 weeks, B.B. Link Configurator every 5 weeks. The most recent releases landed on September 24, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | SDR | B.B. Link Configurator |
| --- | --- | --- |
| Price | $44.99 | **Free** |
| Rating | [4.5 (64 ratings)](https://appshunter.io/ios/app/sdr-control-mobile/id1673327509/reviews) | **[4.6 (8 ratings)](https://appshunter.io/ios/app/bb-link-configurator/id6476163710/reviews)** |
| Number of ratings | **64** | 8 |
| Positive reviews | **84.1% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Paid | **Free** |
| Size | 47 MB | 3 MB |
| Requires iOS | 17.6 | **16.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Roskosch](https://appshunter.io/developer/334053438) | [Island Magic Co.](https://appshunter.io/developer/1529387252) |

## What reviewers say

### SDR

[App page](https://appshunter.io/ios/app/sdr-control-mobile/id1673327509)

Control your Icom transceiver remotely or locally from your iPhone. Operate in all modes, log QSOs, and utilize integrated digital modes like FT8/FT4 and SSTV. No extra hardware is needed for global access.

**Highlights:** Remote transceiver operation, All mode control, Auto logging logbook, Integrated FT8/FT4 tool, Integrated SSTV receiver, Integrated CW decoder and keyer, DX-Cluster integration

**In-app purchases:** none

**What reviewers like**

- 🚀 Works perfectly with ICOM radios
- 👍 Intuitive and easy to use
- 🌟 Feature-rich and comprehensive
- 💯 Stable and reliable performance
- 📱 Great for remote operation

**What reviewers complain about**

- 🐛 FT8 decoding issues (lower signal levels)
- 🐛 Dialogs do not scale with larger text setting
- 🐛 UI elements can be cramped on iPhone
- 🐛 Some buttons are small and hard to press
- 🐛 Frequency display overlaps buttons

**Reported bugs**

- Dialogs do not scale with larger text setting
- Frequency display overlaps buttons
- FT8 decoding issues (lower signal levels than WSJTX)
- App crashes and leaves radio in transmit
- Logbook export not functional after update

**Requested features**

- Develop for IC-7800
- CarPlay support
- Apple Watch add-on
- Windows version
- JS8call support


### B.B. Link Configurator

[App page](https://appshunter.io/ios/app/bb-link-configurator/id6476163710)

Configure a Bluetooth adapter to connect your amateur radio to an iOS device. This enables data exchange with apps like RadioMail and aprs.fi using the radio's TNC as a packet modem.

**Highlights:** Configure B.B. Link Bluetooth adapter, Pair with Kenwood TH-D74/TH-D75 radios, Connect radio (Bluetooth Classic) to iOS (BLE), Utilize radio's TNC as packet modem, Data exchange with amateur radio apps

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SDR free?

SDR costs $44.99, with no in-app purchases.

### Is B.B. Link Configurator free?

B.B. Link Configurator is free to download, with no in-app purchases.

### Which has better reviews, SDR or B.B. Link Configurator?

B.B. Link Configurator is rated higher. SDR averages 4.5 out of 5 from 64 ratings, while B.B. Link Configurator averages 4.6 from 8 ratings.

### Do SDR or B.B. Link Configurator have ads?

Neither SDR nor B.B. Link Configurator shows ads.

### Which is updated more often, SDR or B.B. Link Configurator?

SDR ships an update every 2 weeks, and B.B. Link Configurator every 5 weeks. Most recently, SDR was updated on September 24, 2026 and B.B. Link Configurator on September 11, 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.*