💍Oura Ring Gen 3 & Gen 4
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?
Oura4
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?
💍Oura Ring Gen 3 & Gen 4
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?
💍 RingConn Smart Ring
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 Smart Rings
The latest version of Circular SLIM. What's new since the last version? What do I like and what don't I like?
💍 RingConn Smart Ring
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 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
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
Seven rings and two hands. A unique comparison of smart rings. Cycling, sleep, daily insights and more!
All the smart rings in one place and in context. Tests, reviews, answers, discounts, etc.
Ultrahuman has just launched a new campaign new device called Home. What can we expect?
Let's take a look at what we know about the new smart ring coming out - Ringo Ring!
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.
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.
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
I heard voices calling for a review of a cheap smart ring that can be bought on Aliexpress. It’s called the Nova Ring.
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:
Can an Oura Ring, Ultrahuman or Circular predict and warn of impending illness?
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…
The last time I exclusively covered the Oura Ring was in Spring 2023, when I mainly discussed the new Chronotype and Body Clock features…
As I’ve outlined in articles below about the Iris (Velia), the Samsung ring, the next-generation Circular and more, there’s a flurry of…
The French brand Circular has a very tarnished reputation. Just browse the forums on reddit and you’ll find all sorts of things — long…
