RET Master vs VIAVI OSPREY
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RET Master
This application enables wireless monitoring, control, and diagnostics for base station antennas. It connects to a RET Master unit to manage devices like Remote Electrical Tilt actuators and Tower Mounted Amplifiers.
- Wireless monitoring
- Antenna control
- Diagnostic capabilities
- RET actuator management
- TMA integration
- CommScope SmartBeam support
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The RET Master app connects wirelessly with a RET Master unit to provide monitor, control, and diagnostic capability of base station antennas equipped with AISG-compliant Remote Electrical Tilt (RET) actuators, Tower Mounted Amplifiers (TMAs), and CommScope SmartBeam devices.
VIAVI OSPREY
This application simulates GPS signals for avionics testing, allowing users to create static waypoints and dynamic routes. It facilitates GPS receiver position lock through daily almanac data uploads and supports various GPS signal configurations.
- Static and dynamic route simulation
- Automated almanac upload
- Global avionics test set support
- 10-channel configuration
- Single or dual GPS antenna support
- Direct GPS receiver connection
- L1 GPS signal simulation
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The VIAVI OSPREY GPS Simulator application provides the interface to create static waypoints and dynamic routes to be simulated for avionics testing purposes. Daily Almanac data can be seamlessly uploaded to the OSPREY, simplifying the process of ensuring a position lock for GPS Receivers. Features - Global Avionics Test Set Support - Fully Self-Contained - Static and Dynamic simulations - Automated Almanac upload process - 10-channel configuration - Single or dual GPS antenna configurations - Direct connection to GPS receiver - GPS signals simulated: L1 Benefits - Verification of system installations - Efficient ADS-B testing - Train technicians on new avionics installs - Train pilots on upgraded avionics prior to flight - Assist in testing XM Weather systems
Screenshots
Verdict
The clearest difference is update cadence: VIAVI OSPREY at every 2 months against RET Master's every 4 months. RET Master's advantage is iOS requirement (9.3 vs 15.6). On price, rating, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for RET Master against 5.0 for VIAVI OSPREY. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
RET Master ships an update every 4 months, VIAVI OSPREY every 2 months. Both last shipped on October 10, 2026.
| Parameter | RET Master | VIAVI OSPREY |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 15.6 |
| Further details — not scored | ||
| Size | 63 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | CommScope, Inc. | VIAVI Solutions Inc. |
Customer experience
RET Master
VIAVI OSPREY
In-app purchases
RET Master
No in-app purchases
VIAVI OSPREY
No in-app purchases
