Unitree Explore vs MRI Guard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Unitree Explore
Control and manage your humanoid and quadruped robots with this professional-grade app. Features include precision remote control, AI interaction, calibration tools, and a built-in store for robot skills.
- Precision remote control
- Real-time telemetry
- AI interaction & Q&A
- Professional calibration
- Smart navigation
- UniStore ecosystem
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Unitree Explore: Unlock the Infinite Possibilities of Embodied AI Unitree Explore is the professional-grade intelligent control terminal tailored by Unitree for your humanoid and quadruped robots. Whether you are operating cutting-edge humanoid robots (G1, H1, H2, R1) or powerful quadruped robots (B2, A2, A2W), this app delivers an ultra-smooth remote control experience and deep device management capabilities. Key Features: Precision Control & Real-Time Telemetry Achieve precise remote control with an intuitive and streamlined interface. Monitor real-time motor status, battery levels, and multi-dimensional data, keeping your device's condition at your fingertips. AI Interaction & Smart Q&A Powered by advanced Large Language Model (LLM) technology, engage in natural voice or text conversations with your robot. Infuse your machine with an intelligent "soul" for a truly interactive and fun experience. Professional Calibration & Network Setup Equipped with powerful debugging tools for one-tap network configuration. Provides fine-grained calibration features, including motor and IMU (Inertial Measurement Unit) calibration, ensuring your robot always maintains peak performance. Smart Navigation & Guided Tours Supports advanced navigation and tour guide functions, allowing the robot to plan paths autonomously and easily navigate complex real-world environments. UniStore Ecosystem Access the built-in UniStore platform just like a mobile app store. Download and install various motion skills and functional programs for your robot with a single click—unlocking infinite potential with zero coding required. Download Unitree Explore now and embark on an intelligent journey with your Unitree robots! Please refer to the official website or product manuals for specific model compatibility regarding the features listed above.
MRI Guard
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Your iPhone and Apple Watch are among your most valuable companions — photos, chats, cards, half your life. And of all places, their most dangerous opponent waits at your workplace: an MRI scanner's magnet is never off. One step too far, and the field can wipe or damage your device — or tear it from your hand. We all know to be careful — and still it happens: an emergency, stress, one moment of distraction — and a device that holds so much is done for. Made for everyone who regularly deals with MRI: radiographers and MRI technologists, radiologists, other physicians and nurses in hospitals and practices, service engineers and researchers — and patients with a smartphone in their pocket. With MRI Guard, your devices protect themselves: the app reads the magnetic field around them and sounds a loud, unmistakable alarm as it climbs toward the danger zone — your moment to stop, check, and step back. MADE BY AN MRI PHYSICIST MRI Guard comes from Dr. David Grodzki — MR physicist, inventor of numerous MR patents, and multi-award-winning innovator, including the German Future Award for Technology and Innovation (Deutscher Zukunftspreis), presented by the German President. He builds the app as a hobby, outside his work at Siemens Healthineers — a private project, independent of his employer — and is deliberately careful about what it claims. WHAT IT DOES • Live magnetic-field reading with a clear colour scale (green → red) • Adjustable alarm threshold — default 3 mT, the EU action level for attraction and projectile risk (Directive 2013/35/EU); adjustable from 0.1 to 5 mT • Loud alarm and vibration when the field crosses your threshold — as a critical alert, through Silent and Focus • Keeps monitoring in the background, even with the screen locked • Smart Alarm against false alarms — on by default • Choose your units: microtesla (µT), millitesla (mT) or gauss (G) • Pauses itself while charging (induction charging creates fields of its own) and resumes right after • Warns you when iOS Low Power Mode could delay monitoring • Share places, alarm and notification settings with colleagues — by link or QR code • 10 languages STARTS BY ITSELF AT YOUR WORKPLACE (iPhone) Save your workplace once and MRI Guard arms itself the moment you arrive — hands-free, with a notification confirming it — and stops when you leave. Prefer to decide yourself? Switch to an arrival reminder and start with one tap instead. For reliable detection, allow 'Always' location with Precise Location on and keep Wi-Fi enabled. Shortcuts and Siri are supported too. APPLE WATCH: YOUR SHIFT AS A WORKOUT Record your shift as a workout: the watch shows heart rate, distance and energy live and saves the shift to Apple Health as a Walking workout; your rings fill. Summary and history on the iPhone add steps, stand time, daylight and sound level. During the shift the watch also alarms on your wrist when the magnetic field rises. Leave the workplace and the watch asks. Health data stays on your device. FREE & FULL VERSION Measuring and the live display are free forever. The alarm, automations, Apple Watch and Shortcuts are part of the full version: try everything free for 3 days, then one single purchase — no subscription. PRIVATE BY DESIGN No account, no sign-in. Your saved locations stay on your device — the app never uploads them; they only leave it if you share them yourself. The app can share anonymous, aggregate usage statistics to help improve it — you can turn that off anytime in Settings. IMPORTANT — PLEASE READ MRI Guard is an awareness aid, not a certified safety device or medical instrument. The magnetic sensor in a phone or watch is uncalibrated and saturates at a few millitesla, so it cannot measure strong fields accurately and may not react in every situation. Never rely on it for safety-critical decisions. Always follow your site's MR safety rules and use approved measuring equipment. You are responsible for your own safety and your devices.
Screenshots
Verdict
The clearest difference is in-app purchases: Unitree Explore at none against MRI Guard's 1. Unitree Explore also leads on iOS requirement (15.0 vs 17.0). MRI Guard's advantage is update cadence (every 4 days vs every 3 weeks). 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. MRI Guard sells 1 one-off in-app purchase. Unitree Explore asks for nothing beyond the download.
Unitree Explore ships an update every 3 weeks, MRI Guard every 4 days. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.
| Parameter | Unitree Explore | MRI Guard |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 191 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | HangZhou YuShu TECHNOLOGY CO.,LTD. | David Grodzki |
In-app purchases
Unitree Explore
No in-app purchases
MRI Guard
- MRI Guard Full Version$12.99









