# Quintens ISA vs Morse Decoder AI

The clearest difference is price: Quintens ISA at Free against Morse Decoder AI's $2.99. Morse Decoder AI's advantage is update cadence (weekly vs every 5 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Quintens ISA is free to download; Morse Decoder AI costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Quintens ISA ships an update every 5 months, Morse Decoder AI weekly. The most recent releases landed on September 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Quintens ISA | Morse Decoder AI |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[2.0 (4 ratings)](https://appshunter.io/ios/app/morse-decoder-ai/id6475193752/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | — | Paid |
| Size | 30 MB | 60 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quintens Advies & Management B.V.](https://appshunter.io/developer/1506005885) | [Yuriy Kvasha](https://appshunter.io/developer/488579992) |

## What reviewers say

### Quintens ISA

[App page](https://appshunter.io/ios/app/quintens-isa/id1506005946)

**Features:** macOS Compatibility

**In-app purchases:** none


### Morse Decoder AI

[App page](https://appshunter.io/ios/app/morse-decoder-ai/id6475193752)

This AI-powered tool decodes Morse code signals from audio input, ideal for amateur radio enthusiasts. It offers two modes and neural network options for various signal conditions and speeds, with customizable themes.

**Highlights:** AI-powered Morse code decoding, Two operational modes (direct and tone filtering), Adjustable decoding speed (10-40 WPM), Two neural network options (A and B), Adjustable audio input monitoring, Customizable color themes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quintens ISA free?

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

### Is Morse Decoder AI free?

Morse Decoder AI costs $2.99, with no in-app purchases.

### Do Quintens ISA or Morse Decoder AI have ads?

Neither Quintens ISA nor Morse Decoder AI shows ads.

### Which is updated more often, Quintens ISA or Morse Decoder AI?

Quintens ISA ships an update every 5 months, and Morse Decoder AI weekly. Most recently, Quintens ISA was updated on September 10, 2026 and Morse Decoder AI on October 1, 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.*