Euki in the newS

The privacy problems hidden in your period tracker

July 16, 2026

The BBC’s coverage on Mozilla’s research highlights why data privacy in period tracking apps is so important, noting that “Euki is the only app Mozilla recommends without reservations…You don't even need to make an account, so you can stay completely anonymous. Euki also offers a "decoy" feature that shows fake, harmless information if someone gets your phone and tries to snoop.”

Privacy Review: Euki Earns a 10/10

July 16, 2026

The Euki App just received a perfect 10/10 score from Mozilla Foundation's platform for independent product reviews! “Euki is a period and pregnancy tracker built around a pretty simple premise: tracking your health shouldn’t mean being tracked in return.” Their research investigated the privacy practices of six popular period tracking apps, and not only did the Euki App score the highest, but it is the first product to ever earn a 10/10.

On Courage, How to Be a Dissident in an Age of Fear

June 30, 2026

A deeply reported manual about how anyone can defy an authoritarian, featuring an interview with Euki's Executive-Director Ana Maria Ramirez, sharing the story and mission behind the Euki App as a privacy-first digital reproductive health tool designed to help protect people from surveillance, both digitally and physically.

Period Tracking Apps and Privacy: What Women with Bleeding Disorders Should Know

April 26, 2026

For those with bleeding disorders, period tracking has medical and quality-of-life implications. Hemaware: The Bleeding Disorders Magazine, highlights the value of menstrual tracking, allowing for a greater understanding of the whether a treatment regiment is working or not, while addressing the simultaneous concern for data privacy. Euki is featured as a reccomended period tracking app due to its strong privacy.

ChatGPT is changing the abortion landscape

Dec. 17, 2025

The piece examines how chatbots are reshaping access to reproductive care and information—for better and for worse. Reflecting on this shifting reality and the challenge of balancing reproductive justice with the use of new technologies, Euki’s Executive Director, Ana Maria Ramirez said, “We have to step back and question tech solutionism. People are going to solve those problems. Tech can play a helpful role, but not without the people."

Public Health is Political

Oct. 12, 2025

“In a conversation I had with Euki’s co-founder, Ana Maria Ramirez, she says that the calculus of risk assessment has had to change since the start of the year: ‘People who are well-intentioned might not realize the threats embedded in the convenience of their product stemming from collecting a lot of data.’ “

Mozilla’s Substack

Sept. 9, 2025

“Apps that were ahead of the game in terms of a good privacy commitment and track record saw a benefit. Ana Ramirez, co-executive director of Euki, a cycle tracking app and information service remembers, “Our largest download surges were immediately after Roe fell, when Euki received media coverage as a standout privacy period tracker…”

Reproductive Health Apps Aren’t Always Secure—Here’s How To Keep Your Data Safe

June 24, 2025

“Our campaign’s focus is to get the word out about Euki, the privacy-first period-tracking app, as a trusted tool for people to use to track their reproductive health data and to privately access accurate reproductive health information. It’s one step to counteracting digital surveillance of our reproductive health.”

Health and Wellness Apps

March 17, 2025

“Euki is a nonprofit-backed menstrual cycle tracker that also doubles as a medication tracker and sexual wellness knowledge base. It allows you to schedule the automatic deletion of your personal data in the app. All user data is stored locally on your device and can be protected with a password.”

Vagina Privacy Network (VPN)


June 26, 2024

VPN is a collaboration between MSI Reproductive Choices and The Electronic Frontier Foundation (EFF). This is a great guide with digital privacy habits to help stay safe when caring for your reproductive health!

”Euki is a good option as it doesn’t collect any personal data and all the information you enter is stored locally on your phone, never in the cloud…”

Nord VPN “Period tracker app privacy: Everything you need to know”

March 20, 2024

“Euki receives excellent reviews from many sources (including the National Institutes of Health) for its functionality and keeping user data private and secure. According to the app’s privacy policy, it doesn’t collect, retain, or share any personally identifiable information (like your name, address, or Social Security number). The app also offers some privacy-focused features, like the ability for the user to set a PIN to make the app more private or bring up a fake screen...”

How to Use the Privacy-Focused Euki App for Period Tracking

Sept 4, 2023

“…Luckily, not all period apps (and their privacy policies) are made equal. Euki is one of the few menstrual tracking apps that does not collect any data, making it a preferable option for anyone who wants to track their period while protecting their privacy.”

Mozilla, Privacy Not Included*

August 9, 2022

“Hell yeah! This is what we're talking about! A sexual and reproductive health app designed with privacy in mind. Euki…doesn't collect ANY personal information about users. None, zip, zilch, nada. Everything a user enters into the app about their sexual or reproductive health and history is stored locally on the user's device. You are in complete control of your data at all times…”

The Most Popular Period-Tracking Apps, Ranked by Data Privacy

July 20, 2022

“In the wake of the Supreme Court’s decision to overturn Roe v. Wade, tens of thousands of Americans have turned to their smartphones to share information and assess their app libraries…As a response, many people have sought out more dependable and secure ways to track their menstrual cycles via period-tracking apps…”