Blue Hound vs Scheme O
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blue Hound
Easily scan and locate your Bluetooth-enabled devices, including smartwatches, fitness trackers, and tags. Find lost items like keys or drones using signal strength, heat maps, or direction finders. The app identifies devices by name, maker, and model, and allows you to search the cloud for previously found items.
- Real-time Bluetooth scanning
- Signal strength meter
- Heat map and direction finder
- Cloud search for past devices
- Smart device identification
- Power saver mode
- Audio alerts
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The essential Bluetooth app for scanning and locating your smart devices from Apple, FitBit, Garmin, and many other companies. Scan and identify nearby devices. Locate devices by signal strength, heat map or direction finder. You can now find Fitbit and other Bluetooth devices that are paired with your iPhone. If the Bluetooth device is paired with another iPhone, turn off Bluetooth on that iPhone. Blue Hound is always scanning for Bluetooth devices. When a device is detected, Blue Hound identifies it by name, maker and model when possible. It does this using a large database of smart recognizers that are updated automatically. Devices you find are uploaded to the cloud to help you search for them later. Blue Hound works great with Bluetooth tags. If you attach one to your keys, you can locate them within 100 feet or more even outdoors in high grass. Attach one to your drone and you will be able to find it if it lands unexpectedly. Scanning for Bluetooth devices can be a fun outdoor activity. Take Blue Hound out for a walk. Enable Power Saver Mode for Blue Hound in Settings and put your iPhone in your pocket upside down. The screen will go dark and the app will enter power saver mode. If you wish, Blue Hound can even bark to alert you when a new device is found. Blue Hound has features not found in any other Bluetooth scanner or finder: • Real time Bluetooth scanner with signal strength and description • Sort the scanner list by age, distance or name • Filter the scanner list for matching text • List both active and inactive devices • Power saver option and audio alerts for scanning while walking • Search the cloud for devices you have found in the past • Search for past devices using an interactive map • Smart device identification using cloud updated recognizers • Display detailed information about a devices including is maker and model • Search Google for more information about the device • Get directions to the last known location of the device • Locate a device indoors using a signal strength meter • Locate a device outdoors using a heat map and signal graph • Outdoor direction finder saves time when searching • Display the directions on the map to triangulate the location
Scheme O
This tactical planning tool enables leaders to quickly create mission graphics and planning products. It allows for rapid geometry creation, flexible map drawing, and route planning with checkpoints, streamlining the mission planning process.
- Rapid geometry creation
- Flexible map drawing
- Route planning with checkpoints
- Integrated planning tools
- Close air support planning
- Weather integration
- Data matrix output
- 3D recon
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Scheme O is a tactical planning tool designed to help leaders rapidly build clear mission graphics and planning products. Instead of spending hours manually drawing terrain analysis and overlays, Scheme O allows users to construct tactical planning geometries in seconds. Built around real problems leaders encounter during mission planning, the platform focuses on speed, clarity, and predictable results. Key Features: Rapid Geometry Creation - Build planning geometries instantly using real weapon systems or custom parameters. Flexible Map Drawing - Create shapes, lines, and overlays that match the complexity of real terrain instead of forcing planning into rigid formats. Route Planning with Checkpoints - Plan routes with checkpoints, pace estimates, and time calculations to better understand movement across the battlefield. Integrated Planning Tools - Quickly place friendly and enemy positions, generate graphics reference grids (GRGs), and build planning overlays directly on the map. Close Air Support Planning -Integrate CAS considerations directly into the planning environment. Weather Integration - Pull weather data for specific days to support planning and analysis. Data Matrix Output - Automatically consolidate planning data into structured outputs that can be easily copied into orders, briefs, or planning documents. 3D Recon - Assess the terrain and see how your plan will actually look on the ground. Scheme O helps leaders spend less time drawing graphics and more time thinking about the fight.
Screenshots
Verdict
The clearest difference is price: Scheme O at Free against Blue Hound's $1.99. Scheme O also leads on rating (5.0 vs 4.6) and update cadence (every 9 days vs every 5 weeks). Blue Hound's advantage is ratings volume (913 vs 2) and chart position (#87 vs unranked). On ads, in-app purchases, monetization model 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
Scheme O is free to download; Blue Hound costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Scheme O holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Blue Hound has 913 ratings behind it against 2, so its average is the more settled of the two.
Blue Hound ships an update every 5 weeks, Scheme O every 9 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Blue Hound | Scheme O |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.6 (913 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 56.8% of reviews | — |
| Number of ratings | 913 — better | 2 |
| Update frequency | Every 5 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #87 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 13 MB |
| Age rating | 4+ | 17+ |
| Developer | GrangerFX | Collin Bergstrom |
Customer experience
Blue Hound
Scheme O
Bugs and requests
Blue Hound
Reported bugs
3 issues- Unable to detect nearby Bluetooth devices
- Inconsistent performance, app not working at times
- Inaccurate distance and location information
Requested features
4 requests- Ability to set device parameters and utilize scanned devices
- Device details like MAC address, identifiers
- Tutorial or onboarding for new users
- Option to block outside device connections for security
Scheme O
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Blue Hound
No in-app purchases
Scheme O
No in-app purchases









