Euki vs PrivaCycle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Euki
This app offers comprehensive sexual health information and tracking tools with a strong emphasis on user privacy. It allows for customizable health tracking, period predictions, and access to a content library vetted by experts. Additionally, it features a care navigator to find reproductive health services.
- Customizable health tracking
- Period and cycle predictions
- Content library on sexual health
- Care Navigator for health services
- PIN protection for data
- Anonymous data storage
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Euki is the privacy first period tracker - plus so much more. Euki empowers you to take control of your health data and decisions with customizable health tools and learning resources- all with best in class privacy features. You can give feedback on the App via our anonymous, encrypted survey https://bit.ly/Euki-UX-Survey. And- if you love Euki - please help us by leaving a review in the App Store. Euki is a non-profit, open source project: co-designed by leading reproductive health researchers, privacy experts, and users like you! Learn more or donate to support our work via our website www.eukiapp.org. *Privacy. Period. No Data Collection Your data is stored locally (on your device) and nowhere else. Data Deletion You can delete data on the spot or schedule sweeps to remove sensitive information from your phone. No Third-Party Tracking When you use Euki, the only person collecting your data or tracking your activity is YOU. Anonymity You don’t need an account, email, or phone number to use Euki. PIN Protection You can set a customizable PIN passcode to protect your Euki data. *Track: Take control of your health Customizable Tracking Track everything from monthly bleeding to acne, headaches, and cramps. You can also set appointment and medication reminders. Period Predictions Know what to expect, when! The more you track, the more accurate the predictions will be. Cycle Summary Get a full picture of your cycle, from the average length of your cycle to the duration of each period, with Euki’s cycle summary. *Learn: Make Empowered Choices About Your Health Content Library Find non-judgmental information about abortion, contraception, sexually transmitted infections, and more—all vetted by health experts Personal Stories Discover real, relatable stories about other people’s sexual health experiences *Search: Find Care Options That Meet Your Needs and Preferences New Feature (Public Beta): Care Navigator Search, filter, and save up-to-date information on reproductive health care providers, from telehealth clinics to abortion support hotlines. Note: Although we have tested for privacy and security, this specific feature is in a ‘Public Beta’. This means we will be incorporating your feedback to improve its design and function. Give input via our encrypted, anonymous survey https://bit.ly/Euki-Care-Nav. Interactive Quizzes Take a quick quiz to decide which forms of contraception or other care might be best for you *Feature Details Abortion and Miscarriage Support Learn about different types of abortion and how to find a clinic you can trust Prepare for a clinic appointment, including what questions to ask a clinician and how to get financial support Set reminders to help you remember an appointment or when to take your pills Browse FAQs for answers and explore trusted resources for more information Read stories from real people who’ve had abortions or miscarriages Connect with organizations that provide free, confidential legal support Contraception Information Decide what matters most to you about contraception—like how often to take it or how to start or stop using it Access more detailed information about the contraception methods that might work for you Learn where and how to access your method of choice Comprehensive Sex Ed Explore easy-to-understand information on sex, gender, and sexuality Learn about consent and where you can turn for support Discover affirming resources that help answer other questions about LGBTQ issues, sex, gender, and health Euki Takes User Input Seriously Share feedback or requests through our anonymous, encrypted User Survey https://bit.ly/Euki-UX-Survey. Learn about or join our User Advisory Team. Reach out on social: IG @eukiapp, TikTok @euki.app Looking for other support? Email us: eukiapp@protonmail.com. Love Euki? Please help us by leaving a review in the App Store.
PrivaCycle
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PrivaCycle is the period tracker built for privacy. No account. No advertising. No tracking. Your cycle data stays on your device. FEATURES - Accurate period predictions based on your cycle history - Four-level flow logging - More than 25 symptoms across mood, energy, sleep, and more - Visual cycle calendar with phase colors and ovulation estimates - Cycle averages, trends, mood, and energy insights - Optional period reminders - Face ID or PIN lock - JSON data export - Home Screen widget - Apple Health integration PRIVATE BY DESIGN - No account required - No analytics or advertising trackers - Cycle records remain on your device - Data is protected by iOS device security PrivaCycle is free to download. New customers can unlock full access with an auto-renewable yearly subscription that includes a 3-day free trial. Customers who bought PrivaCycle before the free-download change, or previously purchased Lifetime Access, keep access without subscribing. Subscription terms and eligibility are shown in the app using StoreKit. Your cycle. Your data. Your device. Terms of Use: https://privacycle.io/terms Privacy Policy: https://privacycle.io/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Euki at none against PrivaCycle's 2. Euki also leads on update cadence (every 3 weeks vs every 7 months) and iOS requirement (13.4 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. PrivaCycle sells 2 in-app purchases, starting at $19.99 per year. Euki asks for nothing beyond the download.
Euki ships an update every 3 weeks, PrivaCycle every 7 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | Euki | PrivaCycle |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (162 ratings) — better | — |
| Positive reviews | 70.5% of reviews | — |
| Number of ratings | 162 — better | — |
| Update frequency | Every 3 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 51 MB | 3 MB |
| Age rating | 12+ | 17+ |
| Developer | Euki, Inc. | Futuron Inc |
Bugs and requests
Euki
Reported bugs
13 issues- App crashes when accessing certain features
- Calendar display missing days
- Randomly added contraceptive shot entries to all logged days
- App crashes when editing past bleeding logs
- Cycle length recalculation not updating after new data
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- Inability to uncheck accidentally selected items
- Calendar resets to current date when editing past entries
- Icons swapped in recent updates
- Data disappearing without user action
- PIN fake password feature (0000) not functioning
- Finicky tap controls for calendar editing
- App closes when attempting to correct logged data
- Inaccurate cycle predictions despite consistent data
Requested features
22 requests- Dark mode support
- Data export/import functionality
- Period and ovulation notifications/reminders
- Additional symptom tracking options (back pain, leg cramps, sleep changes, bowel changes, memory issues)
- Basal body temperature tracking
Show 17 moreShow fewer
- Menstrual pad type and absorbency tracking
- Discharge type tracking
- Cycle day numbers displayed on calendar
- Ovulation and luteal phase indicators on calendar
- Medication tracking (not just contraception)
- Custom symptom categories
- Longer notes section (1000+ characters)
- Photo attachment capability for notes
- Data download/export for doctor sharing
- Follicular and luteal phase tracking
- Multiple flow options per day
- Birth control pill late/early tracking options
- Perimenopause and menopause information
- PIN recovery/reset mechanism
- Appointment tracking separate from symptoms
- Cycle summary display on app opening
- Improved calendar interface for data entry
PrivaCycle
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Euki
No in-app purchases
PrivaCycle
- PrivaCycle Premium Yearly3 Days trial$19.991 Year
- Lifetime Access$4.99









