Signal Path vs Smart Assist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Signal Path
Record and analyze audio spectrums with a beautiful interface. Inspect detailed spectrums, adjust amplitude thresholds, and manage file sizes. Supports various I/Q data formats and FFT lengths.
- Record audio spectrums
- Inspect spectrums with two-finger drag
- Adjust amplitude thresholds
- Manage recording file size
- Open and save WAV files
- Supports raw I/Q data formats
- Multiple FFT lengths and window functions
Read full descriptionHide full description
Signal Path is the most performant spectrum viewing app with beautiful user interface. You can record audio spectrums using microphone and replay them or open large recordings containing I/Q data. Inspect spectrums Spectrums can be selected using two finger drag gesture. Tapping on histogram reveals amplitude value of the selected frequency bin. Adjust thresholds Signal Path automatically expands amplitude threshold range when viewing spectrums. You can also set custom amplitude thresholds if needed. Keeping file size under control Signal Path can set a maximum file size for recording after which file is recreated. Can open wav files and save recorded audio as wav Supported interleaved raw I/Q data formats Float, int8, int16, int32, uInt8, uInt16, and uInt32 Fast Fourier transform lengths 256, 512, 1024, 2048, 4096, 8192 Window functions Rectangular, Blackman, Hamming, and Hann
Smart Assist
This app simplifies the setup and operation of wireless microphone systems. It offers automated configuration, monitoring, and access to all system settings via a smartphone or tablet. Get your wireless system up and running in seconds with intelligent setup and helpful resources.
- Automated setup and operation
- Bluetooth connectivity
- System monitoring
- Access to all system settings
- Frequency allocation and naming
- Firmware updates
- Support hub with tutorials and manuals
Read full descriptionHide full description
Evolution Wireless Digital Smart Assist makes the setup and use of Sennheiser Evolution Wireless Digital simple and fast. Use your smartphone or tablet to connect via Bluetooth for an efficient setup and overview of your new wireless system. Smart Assist provides automated setup, operation and monitoring Smart Assist becomes the "engineer in your pocket." After installation of the app, you'll only need another 60 seconds to have your system set up and running, including pairing and automated frequency allocation. Intelligent setup automatically creates reliable wireless connections, no wireless expertise required Aside from instant access to all system settings, you'll find a brand-new support hub with video tutorials and detailed manuals to help get you started. Stay current with firmware updates accessible directly within the app. Mobile access to all system settings centralizes control, eliminating the need for complicated menu navigation on every device Automated setup of receivers and transmitters, frequency allocation, channel naming, muting and battery status are now only one tap away. Easy frequency allocation and naming of all wireless channels keeps systems organized Always stay on top of all your wireless systems, even when using 15 channels at the same time. Our coloring and naming feature helps you to exactly identify each channel. The optionally available color coding set helps to tag the hardware as well.
Screenshots
Verdict
The clearest difference is price: Smart Assist at Free against Signal Path's $8.99. Smart Assist also leads on review sentiment (39% vs 17%) and ratings volume (38 vs 2). On rating, ads, in-app purchases and device support 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
Smart Assist is free to download; Signal Path costs $8.99 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 — 3.0 for Signal Path against 2.9 for Smart Assist. That said, the two scores are not equally well evidenced: Smart Assist has 38 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 17% of Signal Path's written reviews are positive against 39% of Smart Assist's.
Signal Path ships an update every 2 months, Smart Assist every 3 weeks. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.
| Parameter | Signal Path | Smart Assist |
|---|---|---|
| Price | $8.99 | Free — better |
| Rating | 3.0 (2 ratings) — better | 2.9 (38 ratings) |
| Positive reviews | 16.7% of reviews | 38.6% of reviews — better |
| Number of ratings | 2 | 38 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 26.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 81 MB |
| Age rating | 4+ | 4+ |
| Developer | Toomas Vahter | Sennheiser electronic SE & Co. KG |
Customer experience
Signal Path
Smart Assist
In-app purchases
Signal Path
No in-app purchases
Smart Assist
No in-app purchases









