R&S MobileView vs iSmith
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
R&S MobileView
Remotely monitor and control Rohde & Schwarz instruments from your mobile device. Easily transfer files between your instrument and phone or tablet. Connect globally via IP or locally via network scan.
- Remote instrument monitoring
- Instrument control
- File transfer utility
- IP address connection
- Local network scanning
- Instrument-specific remote control environment
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R&S Mobile View enables you to conveniently monitor and control Rohde & Schwarz Value instruments on your iPad or iPhone. The built-in File Transfer utility allows for easy file management between the instrument and your mobile device. After starting R&S Mobile View you can easily connect to an instrument anywhere in the world using its IP address or automatically scan for supported devices in your local network. Once a connection has been established, you will automatically be presented with the Remote Control environment tailored for your instrument type. Navigating through the App is done using a menu which is easily accessible by swiping from the left side of the screen. For larger screen sizes, this menu is shown by default when in landscape mode. The File Transfer utility is accessible through the menu and consists of an upper region displaying the local storage on your mobile device and a lower region displaying the file system on your Rohde & Schwarz instrument. To transfer a file or directory, simply long press a desired item and tap the blue transfer button in the bottom-right corner. Further actions such as creating, removing and sharing items are available through the dedicated popup-menus found on the right side of the breadcrumb paths. R&S Mobile View currently supports instrument series FSH4, ZVH, FSC, FPH, FPC, ZPH and ZNH.
iSmith
This app helps users understand impedance matching principles. It allows for reading key network parameters from a Smith chart and calculating various matching networks and pads. Users can also convert between different power and voltage units.
- Read Smith chart parameters (Z, Y, VSWR, Q, Gamma)
- Calculate 8 L-matching networks
- Calculate T & Pi matching pads
- Set matching targets on Smith chart
- Learn impedance matching principles
- dBm, Watts, and Volts conversion
- VSWR conversion
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Features: - Read out Z, Y, VSWR, Q and Gamma from smith chart. - Calculate 8 L-matching networks. - Set matching target by touching smith chart. - Calculate T & Pi matching pad. - Learn the principle of impedance matching. - dBm, Watts and Volts conversion - VSWR Conversion
Screenshots
Verdict
The clearest difference is ads: R&S MobileView at none against iSmith's shown. R&S MobileView also leads on monetization model (free vs ad-supported) and iOS requirement (14.0 vs 16.0). iSmith's advantage is update cadence (every 2 days vs every 15 months). On price, rating, ratings volume and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 R&S MobileView against 5.0 for iSmith. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
R&S MobileView ships an update every 15 months, iSmith every 2 days. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.
| Parameter | R&S MobileView | iSmith |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 15 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 112 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Rohde & Schwarz GmbH & Co. KG | Ryoun Chon Shin |
Customer experience
R&S MobileView
iSmith
In-app purchases
R&S MobileView
No in-app purchases
iSmith
No in-app purchases







