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I’m building a neck-to-shoulder wrap that releases heat, gentle vibration pulses, relaxing scents, and calming sounds, all driven by a companion mobile app. The app’s top priority is mood sensing and breathing guidance: it should notice when stress rises, then coach the user through slow, soothing breaths. Three specific breathing modes must be ready at launch—guided deep breathing, box breathing, and 4-7-8—each synchronised with the wrap’s vibration pattern, heat cycles, and audio track. Scope of work • Hardware concept: layout for flexible heating elements, silent haptic motors, an interchangeable aromatherapy cartridge, and low-profile speakers. • Sensor integration: heart-rate and muscle-tension inputs routed to the app for real-time mood detection. • Firmware: manage heat levels, vibration rhythms, scent release, and BLE communication with the phone. • Mobile app (iOS and Android): dashboards for mood trends, a breathing-coach interface, sound library (rain, ocean, binaural beats, calming frequencies), and settings for temperature, vibration intensity, and scent choice. • Cloud-optional: store anonymised stress data so users can view progress across devices. Acceptance criteria 1. A working wrap prototype that reaches 45 °C safely, runs haptic patterns under 45 dB, and pairs via Bluetooth within 5 seconds. 2. App detects elevated heart-rate variability or tense-sensor readings and automatically launches a breathing session. 3. All three breathing modes play flawlessly with audio, heat, and vibration staying in sync for at least a 10-minute cycle. 4. Over-the-air firmware update demonstrated once. If you have proven experience with wearable electronics, BLE firmware, and Flutter, React Native, or native mobile development, I’d love to see how you’d approach milestones and timelines.
Project ID: 40463728
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11 freelancers are bidding on average ₹8,227 INR for this job

Drawing from my extensive background in developing SaaS and web platforms, I'm adept at managing complex projects like the Stress Relief Wearable and App you're envisioning. I have a proven track record in IoT, especially with wearables that require BLE firmware integration, just like your neck-to-shoulder wrap project. Additionally, having worked on healthcare systems, I have an in-depth understanding of maintaining user data privacy, even in cloud storage. One of the unique selling points I bring to this project is my experience with audio services and sound design. I truly understand how important and delicate synchronicity is to the success of your stress relief wearable. The ability of the mobile app to detect changing bodily parameters and instantly initiate the appropriate relaxing sounds - such as rain, ocean or binaural beats - is pivotal to its effectiveness. With this holistic understanding, I will make sure your app delivers soothing sounds that consistently complement the heating elements, vibration patterns, and breathing mode.
₹600 INR in 7 days
3.5
3.5

With over 9 years of experience in mobile app development, I bring a wealth of expertise to the table that aligns perfectly with your project. I have a proven track record of delivering effective and reliable solutions on both iOS and Android platforms, having built numerous successful applications throughout my career. My skills in BLE firmware and wearable electronics along with my proficiency in Flutter, React Native, and native mobile development make me an ideal candidate for this Stress Relief Wearable and App project. Your project requires not just the technical know-how but also a deep understanding of human psychology and the ability to tailor a solution that genuinely serves its purpose. I pride myself on my ability to turn ideas into functional products within short timeframes without compromising on quality or completeness. My commitment is not only to deliver but to do so exactly as you envisioned it, ensuring an intuitive and streamlined user experience across all aspects - from mood trend visualization to seamless syncing between the wrap and the app for guided breathing sessions.
₹1,200 INR in 7 days
2.8
2.8

Hello, Your idea is genuinely impressive because it combines wearable hardware, wellness technology, BLE communication, real-time stress sensing, and a guided mobile experience into one ecosystem. I can help you architect and develop this as a scalable production-ready wearable platform instead of just a basic prototype. I can handle: • Wearable hardware planning • ESP32/BLE firmware • Sensor integration • Mobile app development • Cloud sync architecture For the wearable prototype, I recommend: • ESP32 BLE MCU • Flexible carbon-fiber heating pads • Silent coin vibration motors • MAX30102 heart-rate sensor • EMG/muscle tension sensor • Rechargeable Li-ion battery with protection circuit • Replaceable aroma cartridge module • Low-profile bone conduction or micro speakers The mobile app (Flutter preferred for Android+iOS) will include: • Live mood/stress monitoring • Guided breathing sessions • Deep breathing / Box breathing / 4-7-8 modes • Audio therapy library • Temperature & vibration controls • Mood history analytics • BLE pairing & firmware update support A major focus will be synchronization between: • Breathing animation • Haptic pulses • Heat cycles Suggested Timeline: • Prototype architecture: 2–3 days • Firmware + BLE integration: 5–7 days • Mobile app MVP: 7–10 days • Full integration/testing: 5 days I’d love to discuss the hardware constraints, battery expectations, and manufacturing direction before starting.
₹1,500 INR in 7 days
2.0
2.0

Hi — the brief bundles three different specialties: hardware concept design, firmware/BLE, and a cross-platform mobile app, at ₹600-1500 total. That's not realistic for the full scope; the wrap design + heat/haptic engineering alone needs a hardware partner. The piece we can own cleanly is the mobile app side: Flutter or RN build for iOS + Android, BLE pairing under 5 seconds, the three breathing modes (deep, box, 4-7-8) synced to whatever firmware events your hardware partner exposes, mood/HRV detection from sensor stream, sound library, and the dashboards. Happy to bid that scope at the listed budget as Phase 1. Who's handling the hardware/firmware on your side? That answer changes the BLE protocol surface I'd design around, and which OS-level audio engine fits best. — Rohan, Apie Tech.
₹1,500 INR in 7 days
1.5
1.5

Hi there, Your wellness wearable project is brilliant. Integrating BLE firmware and a mobile app requires tight synchronization, and my mobile development background makes me well-suited to build the software layer. Here is how I will approach the core architecture: BLE Sync Engine: I'll design a high-precision Bluetooth Low Energy layer to handle real-time sensor inputs (heart-rate/muscle tension) and broadcast immediate commands to the firmware for haptics, heat cycles (45°C max), and scent release. Biometric Mood Sensing: The app will continuously process incoming HRV and tension data to detect stress spikes, instantly triggering the automated breathing coaching flows. Synchronized Breathing Coach: I will build a precise timer engine to sync guided, box, and 4-7-8 breathing animations perfectly with the audio track and hardware vibration pulses for full 10-minute cycles. Suggested Roadmap (Est: 6-7 weeks) M1 (Wk 1-2): BLE protocol design, data packet mapping, and core hardware communication setup. M2 (Wk 3-4): HRV/Tension real-time data dashboards & automated stress-trigger logic. M3 (Wk 5): Breathing coach UI, audio library integration, and hardware sync testing. M4 (Wk 6-7): OTA firmware update workflow, anonymized cloud backup, and APK/TestFlight delivery. I am ready to build a reliable companion app that connects seamlessly with your hardware. Let's discuss your current prototypes! Best regards, Sholyg
₹1,050 INR in 7 days
0.0
0.0

As a Full-Stack and Mobile App Developer with in-depth experience in wearable electronics and mobile development, I am confident that my skill set aligns perfectly with your Stress Relief Wearable and App project. Specifically, my expertise in BLE firmware, Flutter, React Native, and iOS/Android app development makes me a strong candidate for this unique project. I understand the importance of designing systems that merge complex functionalities and maintain sync across multiple devices. My previous work showcases my ability to create user-friendly dashboards, integrated with real-time data analysis systems- a skill that is integral to your stress-sensing concept. Additionally, I have a knack for building clean and scalable codebases which will prove useful during the firmware management aspect of your project. One of the main reasons I believe I'm the best fit for this project is my emphasis on clear communication. Stress relief is important to everyone and by ensuring that we're always on the same page, your vision for this wearable can be fully realized. I’m eager to apply|-my skills towards creating a transformative product for you. Let's connect to further discuss milestones and timelines; together we can bring your stress relief wearable concept to life!
₹1,050 INR in 7 days
0.0
0.0

Hello, I am interested in your project and I have experience with C++, ESP32, Arduino, and software development. I can help with backend integration, debugging, and improving project performance. I am also comfortable learning new technologies and following project requirements carefully. I communicate well, respond quickly, and always try to deliver organized work on time. I would be happy to discuss more details about the project. Best regards, Omar
₹1,050 INR in 7 days
0.0
0.0

Mumbai, India
Member since Mar 23, 2026
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