# SmartSDR™ vs AntScope

The clearest difference is review sentiment: SmartSDR™ at 77% against AntScope's 21%. SmartSDR™ also leads on rating (4.3 vs 2.3) and update cadence (every 2 weeks vs every 3 months). AntScope's advantage is price (Free vs $79.99) and in-app purchases (none vs 10). On ratings volume, ads, monetization model and device support there is nothing between them.

AntScope is free to download; SmartSDR™ costs $79.99 up front. SmartSDR™ sells 10 one-off in-app purchases. AntScope asks for nothing beyond the download.

SmartSDR™ holds the better App Store score, 4.3 against 2.3. Both are backed by a comparable volume of ratings — 132 and 59 respectively. Written reviews point the same way: 77% of SmartSDR™'s written reviews are positive against 21% of AntScope's.

SmartSDR™ ships an update every 2 weeks, AntScope every 3 months. Both last shipped on October 29, 2026.

## The numbers

| Metric | SmartSDR™ | AntScope |
| --- | --- | --- |
| Price | $79.99 | **Free** |
| Rating | **[4.3 (132 ratings)](https://appshunter.io/ios/app/smartsdr-flexradio-systems/id1089157289/reviews)** | [2.3 (59 ratings)](https://appshunter.io/ios/app/antscope/id1502248595/reviews) |
| Number of ratings | **132** | 59 |
| Positive reviews | **76.7% of reviews** | 21.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 57 MB | 27 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Roskosch](https://appshunter.io/developer/334053438) | [Rig Expert Ukraine Ltd](https://appshunter.io/developer/1502248594) |

## What reviewers say

### SmartSDR™

[App page](https://appshunter.io/ios/app/smartsdr-flexradio-systems/id1089157289)

Control your FlexRadio SDR device from your iPad or iPhone. Access nearly all features of the desktop client, including digital modes, signal analysis, and remote operation via SmartLink. Requires compatible FlexRadio hardware.

**Highlights:** FT8 and FT4 support, SSTV TX and RX, APRS TX and RX, CW Decoder and keyer, Weather Fax decoder, Slice and Panadapter management, SmartLink remote access

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Region 1,2 and 3 Band Plan | Free | one-time |
| DX-Cluster | $5.99 | one-time |
| Griffin PowerMate BT Controller support | $5.99 | one-time |
| MidiController support | $5.99 | one-time |
| Logbook Add-on | $5.99 | one-time |
| Flic 2 Button support | $5.99 | one-time |
| Voice Macros | $5.99 | one-time |
| 4O3A Genius Device support | $9.99 | one-time |
| FT8 | $19.99 | one-time |
| FlexRadio Device access | $64.99 | one-time |


### AntScope

[App page](https://appshunter.io/ios/app/antscope/id1502248595)

Connect your RigExpert antenna analyzer to your smartphone for detailed antenna system analysis. Visualize SWR and Smith charts, and view all parameters in one place.

**Highlights:** Connects to RigExpert analyzers via BLE, SWR chart visualization, Smith chart visualization, All parameters mode, Supports RigExpert Stick 230 BLE

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartSDR™ free?

SmartSDR™ costs $79.99, and also offers in-app purchases.

### Is AntScope free?

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

### Which has better reviews, SmartSDR™ or AntScope?

SmartSDR™ is rated higher. SmartSDR™ averages 4.3 out of 5 from 132 ratings, while AntScope averages 2.3 from 59 ratings.

### Do SmartSDR™ or AntScope have ads?

Neither SmartSDR™ nor AntScope shows ads.

### Which is updated more often, SmartSDR™ or AntScope?

SmartSDR™ ships an update every 2 weeks, and AntScope every 3 months. Most recently, SmartSDR™ was updated on October 29, 2026 and AntScope on October 29, 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.*