# Selcall Selective Calling Tone vs FS Configure

The clearest difference is price: FS Configure at Free against Selcall Selective Calling Tone's $2.99. Selcall Selective Calling Tone's advantage is iOS requirement (12.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

FS Configure is free to download; Selcall Selective Calling Tone costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Selcall Selective Calling Tone ships an update every 4 months, FS Configure every 6 months. The most recent releases landed on October 22, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Selcall Selective Calling Tone | FS Configure |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.3 (15 ratings)](https://appshunter.io/ios/app/selcall-selective-calling-tone/id547030339/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free | — |
| Size | 2 MB | 40 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Black Cat Systems](https://appshunter.io/developer/301047032) | [Federal Signal Corporation](https://appshunter.io/developer/1027986443) |

## What reviewers say

### Selcall Selective Calling Tone

[App page](https://appshunter.io/ios/app/selcall-selective-calling-tone/id547030339)

Generate various selective calling tones for communication. Choose from over 20 tone types, queue multiple tones for burst transmission, and customize tone durations and gaps. Store frequently used sequences for quick access.

**Highlights:** Over 20 tone types, Tone queuing and burst transmission, Customizable tone duration and gap, Memory for storing tone sequences, CTCSS continuous tone generation, CODAN mode for priority calls

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

**In-app purchases:** none


### FS Configure

[App page](https://appshunter.io/ios/app/fs-configure/id6749334137)

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

**In-app purchases:** none


## Frequently asked questions

### Is Selcall Selective Calling Tone free?

Selcall Selective Calling Tone costs $2.99, with no in-app purchases.

### Is FS Configure free?

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

### Do Selcall Selective Calling Tone or FS Configure have ads?

Neither Selcall Selective Calling Tone nor FS Configure shows ads.

### Which is updated more often, Selcall Selective Calling Tone or FS Configure?

Selcall Selective Calling Tone ships an update every 4 months, and FS Configure every 6 months. Most recently, Selcall Selective Calling Tone was updated on October 22, 2026 and FS Configure on October 11, 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.*