Kashf Lens vs All Sensors
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Kashf Lens
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Kashf Lens turns your iPhone into a multi-sensor exploration tool. Visualize real-time data from three built-in sensors - magnetometer, microphone, and camera - presented through a sleek, immersive interface. IMPORTANT: Kashf Lens reads raw sensor data from your iPhone's hardware. It is NOT a professional inspection device and does NOT reliably locate objects inside walls. Sensor readings are influenced by many environmental factors and should be treated as exploratory data, not definitive results. WHAT THE SENSORS MEASURE: MAGNETOMETER Reads magnetic field intensity in microteslas using your iPhone's built-in magnetometer. Displays real-time fluctuations as you move your device near surfaces. Magnetic field changes may be caused by nearby electronics, metal structures, Earth's field variations, or other environmental sources. Uses Kalman filtering for smoother readings. SOUND FREQUENCY ANALYZER Records audio from your iPhone's microphone when you tap a surface. Analyzes the frequency spectrum using FFT (Fast Fourier Transform) to compare sound characteristics. Different surface materials produce different acoustic responses. CAMERA SURFACE INSPECTOR Uses your iPhone's camera with image processing to highlight visual textures, edges, and surface patterns in real time. Applies saliency detection algorithms to identify areas of visual interest on surfaces. FEATURES: - Real-time sensor data visualization - Room-by-room session logging - Advanced haptic feedback (Core Haptics) - Dark, immersive interface optimized for OLED - 100% offline - no data leaves your device - Educational sensor exploration WHO USES KASHF LENS: - Curious minds exploring how phone sensors work - Students learning about magnetism and acoustics - DIY hobbyists experimenting with sensor readings - Paranormal enthusiasts and Ruqyah practitioners - Anyone interested in environmental sensor data Results vary based on device model, environmental conditions, and surface materials. Kashf Lens is an educational sensor exploration app. It does not replace professional tools or inspection equipment. Your data never leaves your device. Full privacy, always offline. Download free today.
All Sensors
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All Sensors is a focused utility for seeing ā really seeing ā what every sensor on your iPhone or iPad reports, in real time. Twenty-one sensors, one clean dashboard: ⢠Motion: accelerometer, gyroscope, magnetometer, device motion (fused IMU), pedometer, altimeter, motion activity classifier ⢠Location: GPS coordinates, speed, altitude, heading (true & magnetic), barometric pressure ⢠System: battery level & charging state, thermal state, CPU cores & load, memory pressure, storage usage, screen brightness ⢠Connectivity: Wi-Fi network type, cellular carrier & radio technology, Bluetooth state and discovered peripherals ⢠Hardware: camera capabilities, lens enumeration, microphone audio levels, ambient light estimate, proximity, torch level Each sensor has its own detail screen with three-axis charts, gauges, raw value readouts, and a live magnitude calculation. Tap into any sensor to see what's actually being read by the underlying iOS APIs (CMMotionManager, CLLocationManager, CMAltimeter, CMPedometer, CMMotionActivityManager, CBCentralManager, NWPathMonitor, AVCaptureDevice, ProcessInfo, UIDevice, HKHealthStore). ā¼ Show-Off Mode Tap the Show-Off banner on any sensor detail screen and the device transforms. The sensor takes over the full screen with a theatrical visualization ā flight HUDs, compass roses, gravity wells, oscilloscopes, gauges, lighthouses. There are 74 unique full-bleed visualizations across 21 sensors. Swipe horizontally to switch sensors, swipe vertically to cycle variants, tap the grid icon to jump to any of them. It's a great way to demo what your phone is doing right now to a friend, a class, or yourself. ā¼ Logger A real recorder. Pick any subset of sensors, set a sample rate (60 Hz down to 1 Hz, per sensor), tap record, walk around. When you stop, your session shows up in a browser with timeline, sensor-by-sensor breakdown, and one-tap export to CSV or JSON for analysis in Numbers, Excel, Python, R, or whatever you use. Logs are stored in a local SQLite database under your app's Documents folder; nothing is uploaded. ā¼ HealthKit The Health tab shows HealthKit metrics such as heart rate, blood oxygen, respiratory rate, steps, energy, distance, body measurements, and profile values when you grant read access. The app does not write to HealthKit. ā¼ Siri & Shortcuts "Get Sensor Reading", "Start Sensor Recording", "Stop Sensor Recording", and "Export Sensor Data" are wired as App Intents. Add them to a Shortcut, ask Siri, automate from Focus modes. ā¼ Privacy Every reading stays on your device. There is no analytics SDK, no ad SDK, no crash reporter, no remote backend. The app makes no outbound network requests except a single optional ping to 1.1.1.1 when you ask the Network sensor to test connectivity. Built for developers, makers, students, hardware hobbyists, geocachers, weather watchers, and anyone who's ever wondered what their phone really knows about itself.
Screenshots
Verdict
The clearest difference is update cadence: Kashf Lens at weekly against All Sensors's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Kashf Lens ships an update weekly, All Sensors fortnightly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.
| Parameter | Kashf Lens | All Sensors |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly ā better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad ā better |
| Requires iOS | 16.0 ā better | 17.0 |
| Further details ā not scored | ||
| Size | 3 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Azziz Mimouni | 1Moby Co., Ltd. |
In-app purchases
Kashf Lens
No in-app purchases
All Sensors
No in-app purchases









