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Native proximity intelligence for macOS

BLE / PROXIMITY ATLAS

Map the devices
moving around you.

Discover nearby BLE devices, inspect what they advertise, and turn each signal into a security finding. Passive analysis ships in the Mac App Store edition; the direct edition adds authorized active testing tools.

Mode
Passive scan
Analysis
8 analyzers
Views
3D + topology
This MacSCANNING
AirPods Pro-42 dBm
Tempo Watch-63 dBm
Desk Beacon-71 dBm
Unknown-78 dBm
NEAR
FAR / RSSI
FIELD CONSOLE / SIMULATED DATA

Follow one device from first advertisement to service inspection.

Bluetooth Analyzer / NearbySIMULATED SCAN
CURRENT VIEW

Discover devices

Passive scan
RSSI HISTORYSelect a device
Sample signal history
SAMPLE GATT SERVICES3 found
Ready to play

THE VERTICAL ATLAS

From ambient signal
to security evidence

Move down the stack as Bluetooth Analyzer turns proximity into context.

Discovery

Launch the app, grant Bluetooth permission, and start scanning. Devices appear in real-time with RSSI, category classification, and manufacturer identification.

Scanning... 12 devices found
AirPods Pro-42 dBmAudio
Apple Watch-58 dBmWearable
Unknown Beacon-71 dBmBeacon
Arrow down

Inspection

Every device automatically runs through 8 security analyzers. Privacy score, threat level, and GATT risk are computed as devices appear, each finding carrying a remediation note.

87Privacy
42Threat
23GATT Risk
HIGHStatic MAC enables persistent tracking
Arrow down

Security

Review scored findings, then export an HTML security report, CSV, or JSON. Track devices over time with presence timelines and occupancy heatmaps.

ExportExport Security Report
SuccessReport saved: 24 findings, 3 critical

Passive observation,
optional active testing

The Mac App Store edition is passive and read-only. The direct edition adds clearly separated active tools for authorized testing.

BLE Discovery

BLE Device Discovery

Continuous scanning with real-time RSSI updates. Auto-classification into 10 device categories via service UUIDs, manufacturer data, and name heuristics.

Security Analysis

Security Analysis Pipeline

8 specialized analyzers producing per-device threat, privacy, and GATT risk scores. Known BLE CVE matching (KNOB, BIAS, SweynTooth, BLESA).

Active Testing

Active Security Testing (Direct Edition)

The direct-download edition includes a GATT fuzzer, L2CAP channel prober, BLE honeypot, and reporting of read outcomes observed during discovery. Authorized write testing is explicit in the fuzzer. These tools are not in the Mac App Store edition.

GATT Explorer

Connect & Explore GATT

Connect to any advertiser and walk its full service tree: characteristics, descriptors, properties and live values, with negotiated MTU and write limits.

3D Views

3D Metal Visualizations

GPU-accelerated constellation view, spectrum waterfall, and topology map with interactive arcball camera. Built entirely with Metal shaders.

Apple Continuity

Advertisement Decoding

Apple Continuity — FindMy, AirDrop, Proximity Pairing, Nearby Info, Nearby Interaction and iBeacon — plus Eddystone UID/URL/TLM, Microsoft Swift Pair and Samsung BLE.

Temporal Analysis

Temporal & Behavioral Analysis

Presence timelines, occupancy heatmaps, dwell time statistics, and device correlation via Jaccard similarity for identity clustering.

Signal Survey

Signal Survey

Walk-around BLE signal survey with floor plan upload, grid-based measurement recording, and inverse distance weighted heatmap interpolation.

Compliance

Compliance & Reporting

Evaluate devices against NIST SP 800-121, OWASP IoT, and BT SIG Security Mode 1. Export HTML security reports with remediation steps.

8 analyzers on
every device

Every discovered device gets threat, privacy and GATT risk scores, plus matching against known BLE CVEs.

Passive Analysis

Privacy
Privacy AnalyzerTrackability scoring
Spoof
Spoof DetectorDevice impersonation
Tracker
Tracker DetectorAirTag, Tile, SmartTag
GATT
GATT AuditorService & characteristic risk

Environment & Compliance

Environment
Environment ProfilerBaseline & rogue detection
Address
Address AnalyzerMAC randomization tracking
Vuln
Vulnerability DatabaseKnown BLE CVEs
Compliance
Compliance CheckerNIST, OWASP, BT SIG
Security Dashboard
87
Privacy
42
Threat
23
GATT Risk
Recent Findings
CRITICALOTA service advertises a writable characteristic
HIGHStatic MAC address enables tracking
MEDIUMDevice info service exposes firmware version
LOWTX Power broadcast in advertisements
NIST SP 800-121PASS
OWASP IoT3 ISSUES
BT SIG Security Mode 1PASS

GPU-accelerated
3D visualizations

Metal-powered real-time rendering with interactive arcball camera. Built entirely with Apple's Metal framework.

Info3D point cloud of BLE devices positioned by signal strength and colored by category. Devices cluster naturally by proximity.

Inside the product

Discover nearby devices, trace signal behavior, inspect protocols, and prioritize Bluetooth security findings.

Explore the full product tour
Solution Whitepaper

Download the Bluetooth Analyzer Whitepaper

Passive BLE analysis for the Mac App Store, with authorized active tools in the direct edition.

Or read it online →

Technical deep-dive
Architecture overview
Pricing & plans

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Monthly, yearly, or lifetime

Every plan includes all 8 analyzers and every export format.

Monthly
€5/month

Full access, cancel anytime.

  • Check8 security analyzers
  • Check3D Metal visualizations
  • CheckApple Continuity decoding
  • CheckAll future updates
Subscribe Monthly
Lifetime v1
€65one-time

Buy once for the current major version.

  • CheckAll v1.x updates included
  • CheckNo recurring fees
  • CheckAll security analyzers
  • Check3D visualizations & survey tools
Buy Lifetime License

All plans include a 14-day free trial. Prices are in EUR. Subscriptions can be cancelled at any time.

Newsletter

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Release notes, technical deep-dives and product updates. No spam, and you can unsubscribe at any time.

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Audit the BLE devices around you

Most rooms hold dozens of advertising BLE devices. Scan them, score them, and export the findings — all on your Mac.

CheckmacOS Native
CheckZero Dependencies
CheckPrivacy-First