# CoronaSDR vs Flipper Map

The clearest difference is in-app purchases: CoronaSDR at none against Flipper Map's 3. Flipper Map's advantage is update cadence (every 9 days vs every 3 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Flipper Map sells 3 in-app purchases, starting at $0.99 per month. CoronaSDR asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CoronaSDR against 5.0 for Flipper Map. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

CoronaSDR ships an update every 3 weeks, Flipper Map every 9 days. Both last shipped on October 6, 2026.

## The numbers

| Metric | CoronaSDR | Flipper Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/coronasdr-rtl-sdr-client/id6759222137/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/flipper-map/id6759526315/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free | Free |
| Size | 5 MB | 14 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Alien Systems S.R.L.](https://appshunter.io/developer/1047123293) | [Levan Velijanashvili](https://appshunter.io/developer/1879291815) |

## What reviewers say

### CoronaSDR

[App page](https://appshunter.io/ios/app/coronasdr-rtl-sdr-client/id6759222137)

This application allows users to connect to and control RTL-SDR servers on their local network. It provides live spectrum and waterfall displays, various demodulation modes, and DSP controls for audio filtering and signal tuning. Users can save favorite stations and adjust RF settings.

**Highlights:** Live spectrum and waterfall display, Multiple demodulation modes (AM, NFM, WFM, USB, LSB, CW), DSP controls (squelch, AGC, filters), Station favorites with import/export, RF controls (PPM, tuner options), Diagnostics and performance pipeline

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

**In-app purchases:** none


### Flipper Map

[App page](https://appshunter.io/ios/app/flipper-map/id6759526315)

This app displays your saved Sub-GHz signal files from a compatible device on an interactive map. You can then trigger these signals, like garage doors or gates, with a single tap directly from your phone, watch, or car.

**Highlights:** Display Sub-GHz signals on an interactive map, Trigger signals with one tap, Manage signals (rename, delete, move), Live Activities for lock screen notifications, Apple Watch and CarPlay integration, Siri and Shortcuts automation, Detect and group duplicate/similar signals

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $9.99 | per year |
| Lifetime Pro | $34.99 | one-time |


## Frequently asked questions

### Is CoronaSDR free?

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

### Is Flipper Map free?

Flipper Map is free to download, with in-app purchases available.

### Which has better reviews, CoronaSDR or Flipper Map?

CoronaSDR and Flipper Map are both rated 5.0 out of 5 on the App Store, from 5 and 6 ratings respectively.

### Do CoronaSDR or Flipper Map have ads?

Neither CoronaSDR nor Flipper Map shows ads.

### Which is updated more often, CoronaSDR or Flipper Map?

CoronaSDR ships an update every 3 weeks, and Flipper Map every 9 days. Most recently, CoronaSDR was updated on October 6, 2026 and Flipper Map on October 6, 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.*