Comparison

Her 75 vs 28X Private Period Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Her 75

Embark on a 75-day personal transformation journey with friends. Track daily tasks, water intake, and progress in real-time. Choose from pre-set challenges or create your own custom goals.

Highlights
  • 75-day challenge tracking
  • Friend progress visibility
  • Customizable to-do lists
  • Water intake tracking
  • Pre-set and custom challenges
  • Real-time updates
Features
Read full description

Her 75: the app to complete a 75-day challenge with your friends and see your friends to-do lists in real time. Begin your transformation through challenges such as: - 75 Soft - 75 Medium - 75 Day Hard - Glow Within - Better Me - Sugar Free - Mental Wellness You can also create your own custom challenge. Each day, you can track your water intake, check off your personalized to-do list, and your tasks are fully customizable. Her 75 Subscription Plan : - Weekly: $7.99 - Monthly: $14.99 - Yearly: $49.99 Payments and Renewal: * Payment will be charged to your Apple ID account at the confirmation of purchase. * Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. * Your account will be charged for renewal within 24 hours before the end of the current period. * You can manage or turn off auto-renew in your Apple ID account settings at any time after purchase. * No cancellation of the current subscription is allowed during the active subscription period. Privacy Policy – https://defiant-price-541.notion.site/Privacy-Policy-2175c452c61a80af9976c080a6ecdd8c?source=copy_link Subscription Terms – https://defiant-price-541.notion.site/Subscription-Terms-2175c452c61a809bbec7e9943ae4a4bd?source=copy_link Terms of Use – https://defiant-price-541.notion.site/Terms-of-Service-2175c452c61a80b48e3bf74493783ed3

About

28X Private Period Tracker

Understand your menstrual cycle with a privacy-focused period tracker. Log moods, symptoms, and gain insights into your body's patterns from first periods to menopause. All your data stays on your device, with no ads or data selling.

Highlights
  • Period and cycle tracking
  • Menstrual phase predictions
  • Mood, energy, and symptom logging
  • Clinically informed women's health content
  • Data stored locally on device
  • No ads, subscriptions, or data selling
Features
Read full description

28X Private Period™ is a free-to-use period tracker, privacy safe, designed to create a beautiful space to understand your cycle, from first periods to perimenopause and menopause. Your data stays yours. Always. No selling data. A women's health app built entirely around privacy. Free for everyone, everywhere. Discreet, clinically informed and very private. The first period tracker to achieve a 93% ORCHA rating. Periods are better on 28X. WHY WE’RE DIFFERENT Most period trackers rely on subscriptions, ads, or sharing user data to make money. 28X is the new way to track periods. - No subscriptions. Free for everyone, everywhere. - You have the power over your own data. It stays with you on your device. - No data selling, no data sharing. No cloud servers. - No ads. No subscriptions. No tracking. No paywalls. No locked features. - Calm, simple period tracking designed around privacy. Understand your body without giving up your data. - We build 28X alongside our users, listening to real feedback to shape what people actually want and need from the app. To help keep 28X free for everyone, you can contribute to an optional pay-it-forward feature that supports development and women and girls in vulnerable communities worldwide. No obligation. WHAT’S INSIDE THE APP Simple period tracking tools to help you understand your body. - Track Your Cycle - Period and cycle tracking - Clear menstrual phase predictions - Mood, energy, PMS and symptom logging - Patterns you can actually understand LEARN WOMEN'S HEALTH Supportive, clinically informed content designed to be clear, accessible, and empowering. Learn about: - Hormones and cycle phases - PMS and monthly changes - Endometriosis and PCOS - Perimenopause and menopause - Skin, mood, and energy shifts - Nutrition, lifestyle, contraception, and fertility PRIVACY FIRST - Your data stays with you - All data is stored on your device - No cloud storage - No tracking or profiling - No ads - No selling your data Health tracking built around you, not your data. FOR EVERYONE, EVERYWHERE 28X is free, global, and inclusive, designed for all backgrounds and life stages. Whether you are tracking your first period or navigating menopause, 28X helps you understand your body without giving up your privacy. 28X Private Period™ is not a medical device and doesn’t diagnose, monitor, prevent, treat or predict any health condition. It’s also not designed to help you get pregnant or avoid pregnancy. Always speak to a healthcare professional for personal medical advice.

Screenshots

Her 754 screens
28X Private Period Tracker4 screens

Verdict

The call

Her 75 and 28X Private Period Tracker both sit at 4.8 stars, but that hides the real split: 100% of 28X Private Period Tracker's written reviews are positive against 57% of Her 75's. 28X Private Period Tracker also leads on monetization model (free vs subscription). Her 75's advantage is ratings volume (5.3K vs 3). On price, rating, update cadence and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Her 75 sells 3 in-app purchases, starting at $7.99 per 7 days and 28X Private Period Tracker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

28X Private Period Tracker holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Her 75 has 5.3K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 57% of Her 75's written reviews are positive against 100% of 28X Private Period Tracker's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. Both last shipped on October 30, 2026.

Scorecard3 real differences · 7 level
Her 75 versus 28X Private Period Tracker: the parameters behind the verdict, then further details
ParameterHer 7528X Private Period Tracker
PriceFreeFree
Rating4.8 (5.3K ratings)5.0 (3 ratings) — better
Positive reviews56.7% of reviews100.0% of reviews — better
Number of ratings5.3K — better3
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size126 MB100 MB
Age rating4+4+
DeveloperMy Viral Agent28x

Customer experience

Her 75

All ratings4,588 ratings
Positive95.7%
Neutral1.5%
Negative2.9%
Written reviews215 reviews
Positive56.7%
Neutral2.3%
Negative40.9%

28X Private Period Tracker

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Her 75

Subscriptions3
  • Premium Weekly$7.997 Days
  • Premium Monthly$14.991 Month
  • Premium Yearly$49.991 Year
1 purchases

28X Private Period Tracker

One-time1
  • NEON Butterfly$1.99

Questions

Is Her 75 free?
Her 75 is free to download, with in-app purchases available.
Is 28X Private Period Tracker free?
28X Private Period Tracker is free to download, with in-app purchases available.
Which has better reviews, Her 75 or 28X Private Period Tracker?
28X Private Period Tracker is rated higher. Her 75 averages 4.8 out of 5 from 5.3K ratings, while 28X Private Period Tracker averages 5.0 from 3 ratings.
Do Her 75 or 28X Private Period Tracker have ads?
Neither Her 75 nor 28X Private Period Tracker shows ads.
Which is updated more often, Her 75 or 28X Private Period Tracker?
Her 75 ships an update weekly, and 28X Private Period Tracker weekly. Most recently, Her 75 was updated on October 30, 2026 and 28X Private Period Tracker on October 30, 2026.

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