CES 2025 & Smart Rings

CES (Consumer Electronics Show) is an annual showcase of technological innovations. Each year, we can see more and more representatives of smart rings. So, what stood out to me this year?

Ultrahuman Ring: How Does Its Smart Alarm Work?

A highly requested feature is here! Ultrahuman has introduced the long-awaited smart alarm functionality. It promises comfort, a scientific approach to sleep, and an improved morning routine. How does it work, what does it offer, and how does it compare to other devices?

Samsung Galaxy Ring – Too Expensive? How to Set It Up on iPhone? First Impressions!

Samsung Galaxy Ring: First, Second, and Third Impressions After Weeks of Use. A Luxury Charging Case but a Plastic Ring? Or Not? And How to "Use" It If You Have an iPhone?

Smart Ring Oura Gen 4 vs. Smart Watch Garmin Fenix 8: Step Tracking Accuracy 🚶

Garmin's top-tier watch, the new Fenix 8, vs. the scientific step-tracking device Modus StepWatch 5 vs smart ring Oura Gen 4.

😴 Polysomnography & Smart Rings 💍: A Sneak Peek for the Impatient

I’ve received plenty of messages asking about the results from the sleep lab and how the various smart rings performed. Unfortunately, I still don’t have the official results, but I do have some basic data to share for those interested. Here's a quick overview!

💍Smart rings & 🏷️ Black Friday 2024

The holidays of capitalism 🎉, Black Friday and its counterparts (Cyber Monday, Christmas?), are here! And if I put aside the often overwhelming aftertaste of consumerist marketing, I have to admit it's a chance to save some money. Maybe even on a new smart ring.

Tracking the Menstrual Cycle: Oura Ring & Natural Cycles

A long-term experience with the Oura Ring Gen3 from a woman’s perspective. How can you track the menstrual cycle with a smart ring, and why is it beneficial?

Oura 4 vs. Oura 3: Is It Worth Upgrading?

For one week, I wore both the older Oura Ring Generation 3 and the new Oura Ring Generation 4. Are there any differences in the app's outputs, and is it worth upgrading?

How I Achieved Exceptional 🌟in Oura Resilience

For the first time, Oura has rated my resilience with the highest score. How did I achieve this? And what do other smart rings have to say about it?

A month with RingConn Gen2 – a reliable minimalistic ring for a good price. 2 weeks left until the end of the campaign 😱

I've been using the RingConn Gen2 smart ring for a month. With its compact design and impressive battery life, it's a strong contender in the smart ring market. Read on to see how it compares to other options!

Circular Slim v2024 - the world's most discreet alarm clock!

The latest version of Circular SLIM. What's new since the last version? What do I like and what don't I like?

💍RingConn Gen2 – great deal! 💰

First impressions from exclusive testing of the second generation RingConn smart ring. RingConn is currently available for a very good price on Kickstarter.

💍Ultrahuman AIR

Ultrahuman Powerplugs 🔌 - what is it? Are we gonna pay subscription? 😱

Ultrahuman Air smart ring and app subscription? Or not? And what is UltraSignal & Powerplugs? We're the last to know, but we do know for sure.

💍Ultrahuman AIR

My year with Ultrahuman AIR + 🎁Anniversary campaign

For one year, I wore the Ultrahuman AIR. What is the experience like? And what extra benefits can you get in the Ultrahuman anniversary promotion?

💍Circular Smart Rings

7 Smart Rings - Unique Comparison

Seven rings and two hands. A unique comparison of smart rings. Cycling, sleep, daily insights and more!

💍Ultrahuman AIR

New product Ultrahuman - 🏠 Home - Expectations

Ultrahuman has just launched a new campaign new device called Home. What can we expect?

Ringo

💍 RINGO RING - Expectations

Let's take a look at what we know about the new smart ring coming out - Ringo Ring!

smart ring

Adam Sensor - Smart ring for... penis 🍆

I got to test the Adam Sensor, which is a unique device that you put on your penis and it tells you if your erection matches your age.

💍Oura Ring Gen 3 & Gen 4

How does Oura ring measure stress? And will it detect depression 😔?

In this post I will focus on two new features of the Oura Smart Ring and a recently published study. This is the Oura Daily Stress, Resilience (resilience) study on the link between body temperature and symptoms of depression.

💍 RingConn Smart Ring

💍RingConn news - exercise, apnea report, sharing with family, and... return!

At the moment I see the RingConn smart ring as a sort of third place in terms of interest. The Oura ring is pretty well known these days, and Ultrahuman has made a good name for itself thanks to biohacking ecosystem. I also think RingConn is a good price/performance

Nova Ring — the cheapest smart ring from Aliexpress— first impressions

I heard voices calling for a review of a cheap smart ring that can be bought on Aliexpress. It’s called the Nova Ring.

💍Circular SLIM — progress, but is it enough? Comprehensive review

It’s been over a year since I published a review of the Circular Ring smart ring, which is now de facto called the Circular PRO:

Will the Smart Ring detect an impending common cold? 🤒

Can an Oura Ring, Ultrahuman or Circular predict and warn of impending illness?

RayBan Meta & AI beta (vs. ChatGPT)

I’ve been testing the Ray-ban META smart glasses for a few months now. A few weeks ago, Meta came with the “look and ask” function. I…