pmx vs Quantum Messages
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
pmx
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pmx is an event display for the LHC/LHCb experiment. With it you can view the detector, the magnetic field and load events. It can give to someone novice in high energy physics (HEP) a glance at what a HEP detector looks like.
Quantum Messages
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Quantum Message is an innovative proximity communication tool. Leveraging your smartphone's built-in speakers and microphones, it enables fast, private text messaging between devices, completely independent of traditional networks (Wi-Fi, cellular data, or Bluetooth). Think of it as your covert ops toy! Discover clever tricks to boost your range โ from 1 meter to an impressive 100 meters. How far can you push it? Experiment freely with quirky scenarios and share your adventures with us! Key Features: Offline Messaging: Exchange texts in no-signal or congested areas: - Basements - Airplanes (hardware boosters may extend range) - Remote regions - Crowded events - Secure facilities Instant Proximity Transfer: Zero-Configuration Connection: Send instantly โ no pairing, scanning, or contacts needed. Near-Real-Time Delivery: Short texts relay swiftly within effective range. Localized Reach: Messages only appear to QMsg users within your immediate physical vicinity. Device-to-Device: Data travels directly between phones, bypassing external servers/cloud. Enhanced Security: Optional end-to-end password protection for sensitive texts.
Screenshots
Verdict
The clearest difference is in-app purchases: pmx at none against Quantum Messages's 1. pmx also leads on iOS requirement (7.0 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Quantum Messages sells 1 one-off in-app purchase. pmx asks for nothing beyond the download.
| Parameter | pmx | Quantum Messages |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 13 months | โ |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 7.0 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 49 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Guy Barrand | ๅ่ ้ |
In-app purchases
pmx
No in-app purchases
Quantum Messages
- Pro$19.99









