Brain TechBio 🧠🖥️ (ΙΙ)
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Where Biology Meets Neural Tech
Brain wearables, brain-sensing earbuds/hearables, and consumer Brain-Computer Interfaces
Brain wearables, encompassing Electroencephalography (EEG) headsets, brain-sensing earbuds/hearables, and consumer Brain-Computer Interfaces (BCIs), represent a rapidly evolving frontier in neurotechnology. These devices aim to bridge the gap between the human brain and digital interfaces, offering unprecedented opportunities for monitoring, understanding, and interacting with our cognitive and emotional states.
Brain wearables primarily rely on EEG, a non-invasive method that measures electrical activity in the brain through electrodes placed on the scalp. These electrical signals, or brainwaves, reflect neural activity and can be correlated with various cognitive states, emotions, and physiological processes.
EEG Headsets are the most common form of brain wearable, typically featuring multiple electrodes that make contact with the scalp. Traditional EEG systems use wet electrodes requiring a conductive gel for optimal signal quality, while many consumer-grade devices utilize dry electrodes for greater convenience and ease of use, albeit sometimes with a trade-off in signal fidelity. These headsets capture brainwave patterns (e.g., alpha, beta, theta, delta waves) which can then be analyzed to infer states like focus, relaxation, or sleep stages 😴.
Brain-Sensing Earbuds/Hearables integrate EEG sensors directly into the earbud. This innovative approach offers a more discreet and comfortable way to monitor brain activity, leveraging the ear canal and surrounding areas for electrode placement. Companies like NextSense (true wireless earbuds using six EEG sensors to track brain activity in real time, to improve sleep by delivering “soft pink noise” in response to real-time brainwave data) and Wisear (neural interface technology provider for earphone & AR/VR headsets makers) are at the forefront of this technology, developing smartbuds with integrated EEG sensors for applications such as sleep tracking and focus enhancement.
BCIs represent the broader category of devices that enable direct communication pathways between the brain and an external device. While some BCIs are invasive (requiring surgical implantation), consumer BCIs are predominantly non-invasive, relying on technologies like EEG. These devices interpret brain signals to allow users to control computers, interact with applications, or receive feedback based on their mental states. Advancements in signal processing and ML are crucial for enhancing the accuracy and responsiveness of consumer BCIs, moving them closer to practical everyday applications.
Some prominent companies and their contributions include:
🔷 EMOTIV | Advanced Brain Data & Wireless EEG Solutions is a bioinformatics company advancing understanding of the human brain using EEG. Applications for the EMOTIV technology and interface span an incredible variety of industries - from gaming to interactive television, everyday computer interactions, hands-free control systems, smart adaptive environments, art, accessibility design, market research, psychology, medicine, robotics, automotive, transport safety, defense and security. EMOTIV, a pioneer in EEG technology, is offering various headsets like the Emotiv Insight (5 Channel Portable EEG Headband) and EPOC (14-channel wireless EEG headset) for research and consumer applications. Emotiv’s MN8 is a 2-channel EEG headphone system designed to deliver real-time mental state insights, such as focus levels and meditation, through a smartphone app. EMOTIV's most famous and iconic product is the EMOTIV EPOC series, particularly the EPOC X (14-channel wireless EEG headset 🎧).
🔷 Muse® EEG Mental Fitness & Sleep Headband is a next-generation, state of the art EEG system that uses advanced algorithms to train beginner and intermediate meditators at controlling their focus, and offers non-invasive sleep interventions that work. The company is known for its brain-sensing headbands designed for meditation and sleep tracking 💤, such as the Muse S (Gen2).
In 2014, they launched Muse® the brain sensing headband, the first widely available consumer tool to provide users with real-time feedback on their meditation state using auditory cues. Since then, they have launched multiple devices and generations including current models, the Muse 2 Headband and the Muse S (Gen 2) Headband. The company has sold more portable EEG devices than any other system in history.Moreover 👉 Muse S Athena (Gen 3) is the first consumer wearable to integrate EEG (brain 🧠 activity) and fNIRS (blood 🩸 flow) sensors for real-time neurofeedback experiences. Designed to enhance focus, mental endurance, and cognitive resilience, Athena builds on the award-winning features of Muse 2 and Muse S (Gen 2) - offering brain-powered meditation, sleep support, and now eyes-open brain training.
🔷 Neurable | The Mind. Unlocked | Work Smarter, Not Longer is pioneering the future of human-computer interaction by allowing you to use the power of your brain to get more out of your everyday devices. Born out of the University of Michigan’s Direct-Brain Interface Laboratory (UM-DBI), Neurable is developing headphones 🎧 that can track brain signals, detecting when the wearer is in a state of deep focus, or when their focus is slipping. By recording brain activity from around the ear 👂 area and then by using AI, Neurable is able to boost that signal so that they can pick up a lot of the core of responses across our brain. The idea behind these headphones is to give people better knowledge of their own state of focus and mental fatigue, and help users decide when to take a break. Neurable’s MW75LTS is lighter and more affordable than predecessors, and these headphones use advanced AI algorithms to track focus in real-time, helping users manage burnout and mental stamina. Neurable (fresh off a Series A) just demonstrated a prototype gaming headset with HyperX that embeds EEG sensors to track focus and enable “neural priming” routines (Neurable Raises $35 Million Series A to Accelerate Deployment of Everyday Brain-Computer Interface Technology).
🔷 NextSense is a leading wearable EEG technology company developing in-ear "Smartbuds" 👂 to monitor brain health, aimed at enhancing sleep, relaxation, and focus. The company recently closed a $16M Series A to launch clinically accurate neuro-sensing earbuds in Q4 2025. NextSense Smartbuds released in early 2026, are “true wireless” earbuds using six EEG sensors to track brain activity in real time. They aim to improve sleep by delivering “soft pink noise” in response to real-time brainwave data.
🔷 Wisear is a French neurotech startup developing in-ear consumer-grade, AI-powered neural interfaces designed to detect brain 🧠 (EEG), eye 👀 (EOG), and muscle 💪 (EMG) activity. Founded in 2019, the company aims to enable hands-free, voice-free control of digital devices—such as AR/VR headsets—using ear-worn devices. In 2025 they launched Wisearphones, the first-ever smart earphones powered by neural interface. Wisear was just acquired 🛒🛍️ by Naqi Logix Inc.
Naqi Logix is a Canadian neurotechnology company building non-invasive neural interfaces through everyday wearables; transforming earbuds into AI-powered tools with a strong focus on accessibility and real-world impact.
🔷 OpenBCI provides open-source brain-computer interface hardware and software, fostering innovation and accessibility in the field. OpenBCI’s Ultracortex Mark IV is a widely used, open-source headset featuring dry, passive electrodes, often used for research and prototyping. OpenBCI stands for open-source BCI. Anyone with a computer can use OpenBCI tools to sample physiological data from their body. For over a decade, OpenBCI has led the world in developing hardware and software for accessible neurotechnology. Galea, OpenBCI’s latest product, is an enterprise, multi-modal biosensing headset designed to interface with the human mind. It combines high-fidelity AR/VR/XR display technology with the most comprehensive bio-sensing headwear ever made commercially available.
🔷 Encora Therapeutics is leveraging advances in wearable technology, signal processing, reinforcement learning, and patient sensing to provide affordable, personalized, non-invasive remedies for patients with neurological movement disorders. Its Encora X1 is an FDA-cleared (February 12, 2026) therapeutic stimulation device indicated to aid in the relief of hand ✋ tremors in adults with essential tremor.
The Encora X1 is a prescription non-invasive device that uses proprietary algorithms to deliver personalized mechanical stimulation. It provides on-demand relief, empowering patients to perform daily tasks, like signing a check or holding a cup of coffee, with renewed confidence.
🔷 NAOX Technologies is a French startup that simplifies and makes EEG accessible to everyone. NAOX Technologies just secured (January 2026) the first FDA 510(k) clearance for an in-ear EEG device (NAOX LINK), bridging clinical and consumer use. Their consumer earbuds (Naox Wave) utilize the same architecture for everyday neural tracking. Naox Link is an EEG platform that patients use via a small sensor worn in the ear, allowing brain activity to be monitored while they move around.
🔷 Yneuro is a French deep-tech startup developing Neuro ID®, the world's first neural authentication technology designed to replace passwords 🔑 and traditional biometrics (fingerprints , facial recognition 👩) with a user's unique brainwave 🧠🌊 patterns. Based at Station F and founded by Thomas Semah, the company aims to secure digital access by using AI to interpret EEG signals from wearable devices. The company’s core technology, Neuro ID®, creates a biometric signature more distinctive than fingerprints, non-replicable even by identical twins, and impossible to phish or forge under duress.
🔷 Atlas is a 🆕 behind-the-ear, multi-modal brain-sensing wearable designed for athletes 👟🎽 and high-performers to track mental clarity, focus, stress, and energy in real-time. Co-founded by neuroscientists from Oxford and Cambridge, this $14M-funded device uses dry-electrode EEG to decode brain signals during movement to optimize cognitive performance.
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