# SDR Receiver vs AuthYou!

The clearest difference is price: AuthYou! at Free against SDR Receiver's $9.99. AuthYou! also leads on update cadence (every 4 weeks vs every 4 months) and iOS requirement (11.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

AuthYou! is free to download; SDR Receiver costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SDR Receiver ships an update every 4 months, AuthYou! every 4 weeks. The most recent releases landed on October 14, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | SDR Receiver | AuthYou! |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.1 (15 ratings)](https://appshunter.io/ios/app/sdr-receiver/id1289939888/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 73.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Paid | — |
| Size | 2 MB | 34 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Transition Technology Ventures, LLC](https://appshunter.io/developer/1289939887) | [Giovanni Candotti](https://appshunter.io/developer/1330661169) |

## What reviewers say

### SDR Receiver

[App page](https://appshunter.io/ios/app/sdr-receiver/id1289939888)

This app demodulates and plays AM and FM radio signals received by compatible SDR hardware. It allows users to listen to various broadcasts, manage station lists, and adjust audio settings. Requires a separate radio and host computer for operation.

**Highlights:** Demodulate AM and FM signals, Manage station lists (import/export), Adjustable squelch and LNA gain, Adjustable audio filters, Signal strength indicator, AirPlay audio streaming, Lock Screen controls

**Features:** Vision Pro support

**In-app purchases:** none


### AuthYou!

[App page](https://appshunter.io/ios/app/authyou/id1563530365)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SDR Receiver free?

SDR Receiver costs $9.99, with no in-app purchases.

### Is AuthYou! free?

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

### Do SDR Receiver or AuthYou! have ads?

Neither SDR Receiver nor AuthYou! shows ads.

### Which is updated more often, SDR Receiver or AuthYou!?

SDR Receiver ships an update every 4 months, and AuthYou! every 4 weeks. Most recently, SDR Receiver was updated on October 14, 2026 and AuthYou! on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*