PulseQSO vs Key
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PulseQSO
This application serves as a digital logbook for amateur radio enthusiasts. It allows users to record QSO correspondences and contact details, with data securely stored and synced across multiple Apple devices via iCloud.
- Amateur radio QSO logging
- Contact information storage
- iCloud data synchronization
- Cross-device compatibility (Mac, iOS, iPadOS)
- Secure, device-only data storage
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PulseQSO is a logbook for Amateur Radio stations to log their QSO correspondences and contact information. The PulseQSO uses Apple's iCloud to store all the app's data, keeping everything updated across multiple devices. ll data is securely stored only on the device user's iCloud account. No data is stored anywhere else. PulseQSO is available on Mac, iOS and iPadOS.
Key
This application uses your device's microphone to capture and decode dual-tone multi-frequency (DTMF) signals in real-time. It displays the decoded numbers instantly on your screen, making it a useful tool for professionals and tech enthusiasts.
- Real-time DTMF signal decoding
- Uses device microphone
- Displays decoded numbers instantly
- Suitable for professionals
- Useful for tech enthusiasts
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Key-Tone-Decoder: Real-Time DTMF Signal Decoder Dual-tone multi-frequency (DTMF) signaling is a telecommunication system that facilitates communication between telephone equipment, other devices, and switching centers using voice-frequency tones over telephone lines. Key-Tone-Decoder leverages your iPhone's microphone to capture these DTMF signals, instantly decoding them and displaying the decoded numbers on your screen in real-time. Perfect for professionals and tech enthusiasts, Key-Tone-Decoder makes it easy to decode DTMF signals right from your device.
Screenshots
Verdict
The clearest difference is review sentiment: PulseQSO at 50% against Key's 0%. PulseQSO also leads on price (Free vs $0.99) and rating (4.0 vs 1.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
PulseQSO is free to download; Key costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
PulseQSO holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 50% of PulseQSO's written reviews are positive against 0% of Key's.
| Parameter | PulseQSO | Key |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.0 (1 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 50.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 39 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 7 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | Pulsely Consulting | NANO ELECTRONICS RESEARCH MUHENDISLIK ARASTIRMA GELISTIRME LIMITED SIRKETI |
Customer experience
PulseQSO
Key
In-app purchases
PulseQSO
No in-app purchases
Key
No in-app purchases
