# AsiaSat vs SWLtools

The clearest difference is review sentiment: AsiaSat at 50% against SWLtools's 0%. AsiaSat also leads on price (Free vs $3.99) and iOS requirement (12.0 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

AsiaSat is free to download; SWLtools costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AsiaSat ships an update every 3 months, SWLtools every 2 months. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | AsiaSat | SWLtools |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/asiasat/id1230884524/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Paid |
| Size | 24 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Asia Satellite Telecommunications Co. Ltd.](https://appshunter.io/developer/1230884523) | [Stefano Rampazzo](https://appshunter.io/developer/396660919) |

## What reviewers say

### AsiaSat

[App page](https://appshunter.io/ios/app/asiasat/id1230884524)

This app provides satellite performance data, antenna pointing tools, and various calculators for uplink, downlink, and sun outages. Stay updated with the latest industry news and satellite information.

**Highlights:** Satellite Footprints, Satellite Finder, Uplink Calculator, Downlink Calculator, VSAT Performance Calculator, Sun Outage Calculator & Reminder, Latest News

**Features:** macOS Compatibility

**In-app purchases:** none


### SWLtools

[App page](https://appshunter.io/ios/app/swltools/id6618146941)

Enhance your shortwave listening with this app that decodes on-air text modes like Morse, RTTY, and WEFAX. It also features spectrum analysis, audio recording, and is optimized for portable use with specific receivers.

**Highlights:** Decode Morse, RTTY, WEFAX, and ACARS, Real-time spectrum and spectrogram display, Audio recording and storage, Save and share decoded text, Optimized for Belka receiver, ACARS position mapping

**In-app purchases:** none


## Frequently asked questions

### Is AsiaSat free?

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

### Is SWLtools free?

SWLtools costs $3.99, with no in-app purchases.

### Do AsiaSat or SWLtools have ads?

Neither AsiaSat nor SWLtools shows ads.

### Which is updated more often, AsiaSat or SWLtools?

AsiaSat ships an update every 3 months, and SWLtools every 2 months. Most recently, AsiaSat was updated on October 5, 2026 and SWLtools on October 12, 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.*