Pebble Unveils Index 01 Smart Ring for $75

Pebble has introduced a new wearable called the Pebble Index 01, a minimalist smart ring intended as an “external memory for your brain,” that lets users quickly capture thoughts, reminders, or ideas by voice.

The Index 01 stands out for its simplicity. Rather than offering health tracking, notifications or a screen, it includes only a button, a microphone, a Bluetooth chip, some memory and a long-lasting battery. When the user presses and holds the button and speaks, the ring records a voice note, then sends that note via Bluetooth to the Pebble app on a smartphone.

What makes the Index 01 different from many “smart” gadgets is its intention to remain as unobtrusive as possible. According to Pebble founder Eric Migicovsky, the goal was to make something that is always with you, works reliably, and does not require constant charging or subscriptions.

The ring is crafted from stainless steel and comes in three colours i.e. polished silver, polished gold, and matte black. Its form factor is similar in size to a wedding band, so it can be worn comfortably on the index finger. The device is also water-resistant, allowing everyday use even if you are washing hands or caught in the rain.

One of its most appealing features is its battery life. Pebble claims that under typical usage, roughly 10 to 20 short voice-note recordings per day, the Index 01 can last for two years without recharging. When the battery is depleted, users can return the ring to Pebble for recycling and order a replacement.

The recorded audio is stored locally on the ring if the smartphone is not nearby, with up to five minutes of audio capacity. Once the phone is in range, the audio is transferred to the app where it is transcribed using on-device artificial intelligence models. Users can then convert that transcription into a note, reminder, alarm or calendar entry.

With preorders now open at a launch price of US$75 and full rollout expected to begin in March 2026, the Index 01 presents itself as a novel tool that may appeal to users who want quick access to their own thoughts without carrying around a smartphone at all times.