Sensor Recorder Pro vs DeskDial
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sensor Recorder Pro
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Sensor Recorder Pro turns your iPhone into a local, offline multi-sensor data recorder for developers, researchers, robotics, SLAM, AR, and AI workflows. Choose between two capture modes: Standard Mode Record wide, ultra-wide, telephoto, and front cameras Capture up to three RGB camera streams, depending on device capability Record LiDAR depth on supported devices Configure resolution, frame rate, exposure, and focus ARKit Mode Record RGB video with timestamp-aligned 6-DoF camera poses Capture ARKit camera intrinsics and tracking metadata Record scene depth on supported LiDAR devices Designed for trajectory visualization, 3D reconstruction, SLAM, VIO, robotics, and spatial AI research Additional sensor streams include: Accelerometer and gyroscope IMU data Magnetometer and barometer data Device motion, attitude, and gravity Core Location data Microphone audio Each recording session produces structured, timestamped files for post-processing, sensor fusion, trajectory analysis, visual-inertial experiments, computer vision, multimodal learning, and research logs. Key Features Standard multi-camera and ARKit recording modes RGB, LiDAR depth, pose, IMU, motion, location, and audio recording Configurable camera resolution, frame rate, exposure, and focus Timestamped records for multi-sensor alignment Local file export for custom processing pipelines Fully offline recording with no cloud dependency Free version supports up to two minutes per recording session One-time upgrade unlocks unlimited recording length Use Cases Robotics and spatial AI data collection AR, SLAM, and visual-inertial odometry experiments 3D reconstruction and camera trajectory analysis Camera, LiDAR, pose, and IMU synchronization Multimodal sensor logging Teaching, research, and rapid prototyping Privacy Sensor Recorder Pro does not upload recorded data to any server. All recordings remain locally on your device and are managed or exported by you.
DeskDial
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DeskDial is an always-on countdown timer for presentations, meetings, study, and focused work on iPhone. While timing, DeskDial disables Auto-Lock so the remaining time stays visible on your desk. If you lock the phone manually, supported devices show the timer on the Lock Screen and Dynamic Island through Live Activity. Key features • Quick presets: 1, 3, 5, 10, 15, 30, 45, 60, and 120 minutes • Tap the central flip-clock display to set hours, minutes, and seconds • Cyan outer ring for total remaining time and white inner ring for the current 60 seconds • Industrial POWER rocker switch to start; press again while timing to reset • Red overtime display continues counting up after zero • Persistent JA / EN switch for the app, Live Activity, and notifications • Choose start haptics, digit font, end sound, and end alert style • Settings and timer state are safely stored on your device Stopping, resetting, or making the app inactive restores normal Auto-Lock behavior. The on-screen completion and overtime display continue even if notification permission is not granted. Live Activity availability depends on iPhone system settings and hardware. On iPhones without an Always-On display, the display itself may turn off after locking. DeskDial is completely free: no ads, in-app purchases, account, analytics, data collection, or external communication.
Screenshots
Verdict
The clearest difference is in-app purchases: DeskDial at none against Sensor Recorder Pro's 1. DeskDial also leads on update cadence (daily vs every 4 weeks). Sensor Recorder Pro's advantage is iOS requirement (15.4 vs 17.0). On price, ads 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
Both are free to download. Sensor Recorder Pro sells 1 one-off in-app purchase. DeskDial asks for nothing beyond the download.
Sensor Recorder Pro ships an update every 4 weeks, DeskDial daily. The most recent releases landed on September 18, 2026 and August 11, 2026 respectively.
| Parameter | Sensor Recorder Pro | DeskDial |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 晓聪 姜 | TOMOYA IWASAKI |
In-app purchases
Sensor Recorder Pro
- Unlimited Recording$2.99
DeskDial
No in-app purchases





