# Fern: Period and Cycle Tracker — Private. Secure. Beautiful.

> Private. Secure. Beautiful. (iPhone/iPad app by Piotr Gebski.)

- Source: https://appshunter.io/ios/app/fern-period-and-cycle-tracker/id6758569401 (this page in markdown: same URL + `.md`)
- Developer: [Piotr Gebski](https://appshunter.io/developer/1860417249)
- Category: Health & Fitness, Medical
- Price: Free with in-app purchases
- Age rating: 12+
- Requires: iOS 17.0 · 2 MB
- Languages: American English
- Released: 2026-02-10
- Data updated: 2026-08-31
- User reviews in markdown: https://appshunter.io/ios/app/fern-period-and-cycle-tracker/id6758569401/reviews.md

## What is Fern?

Fern is the period and pregnancy tracker that puts your privacy first. No account required. No cloud sync by default. No tracking or analytics. Your intimate health data stays on your device, exactly where it belongs.

PERIOD TRACKING MADE SIMPLE
• One-tap period logging - start and end your period with a single button
• Smart predictions based on YOUR cycle history, not opaque algorithms
• Beautiful calendar showing past periods, predictions, and fertile window
• Log symptoms, moods, and notes for complete cycle awareness
• Detailed statistics showing your average cycle and period length

PREGNANCY MODE
When you're ready, switch to pregnancy tracking with a single tap:
• Week-by-week baby development with size comparisons and milestones
• Track weight, blood pressure, and pregnancy symptoms
• Kick counter with timer and haptic feedback
• Prenatal appointment scheduling with reminders
• Bump photo diary to capture your journey
• 42 weeks of detailed guidance from conception to birth

PRIVACY FEATURES THAT PROTECT YOU
• Face ID & Touch ID protection
• Passcode lock for extra security
• DECOY MODE: Enter a different passcode to open the app with mock data - perfect for when someone demands to see your phone
• All data stored locally - your information never leaves your device
• Optional encrypted iCloud backup - only if YOU choose
• No account, no registration, no tracking

BEAUTIFUL DESIGN
• Soft, feminine aesthetic with thoughtful animations
• 6 gorgeous themes: Rose (free), Lavender, Sage, Ocean, Sunset, Midnight
• Clean interface designed for daily use
• Dark mode support with Midnight theme

FREE FEATURES
• Complete period tracking and predictions
• Cycle calendar with fertile window
• All privacy and security features
• Basic symptom and mood logging (5 per day)
• Full pregnancy tracking mode

PREMIUM FEATURES
• Unlimited daily symptoms
• 5 additional beautiful themes
• PDF reports to share with your doctor
• Advanced cycle statistics
• Priority support

TRANSPARENT PREDICTIONS
Unlike apps that use mysterious algorithms, Fern's predictions are simple and transparent:
• We average your last 6 cycles
• Fertile window calculated from expected ovulation (14 days before next period)
• You can see exactly how predictions are made

YOUR DATA STAYS YOURS
We built Fern because we believe intimate health data deserves the highest protection. We don't:
• Require an account
• Collect analytics
• Share data with third parties
• Store your data on our servers
• Track your behavior

Fern is the cycle tracker for people who value their privacy. Download now and take control of your health data.

---
Privacy Policy: https://geba89.github.io/fern-website/privacy.html
Terms of Use: https://geba89.github.io/fern-website/terms.html

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Fern Premium Lifetime | $6.99 | one-time |



## Version history (last 2 releases)

### 1.1 — 2026-08-26

Fern 1.1 is our biggest update yet 

NEW
• Widgets! Cycle day, quick log, and pregnancy countdown for your home and lock screen
• Bump Photo Diary (Premium) — capture your journey week by week
• Period & fertile window reminders — a gentle heads-up, computed privately on your device
• Cycle phase insights — know when you're in your follicular, fertile, or luteal phase
• Apple Health sync (optional) — Fern can write your period days to Health, and never reads anything
• Log past periods in one tap — "my period started 2 days ago"
• Record your baby's arrival — birth date and weight complete your pregnancy story
• Edit and complete appointments, with smarter reminders

IMPROVED
• Pregnancy weeks now match the convention your doctor uses
• Smarter predictions that ignore logging gaps
• Overdue? Fern now shows "days late" instead of going quiet
• Beautiful new charts in Insights
• Midnight theme polish on every screen
• Stronger protection: Keychain-secured passcode, automatic re-lock, and a privacy shield in the app switcher
• Backups now include pregnancy data with stronger encryption
• Full VoiceOver support

Your body, your data. Always.

### 1.0 — 2026-02-11

No release notes.

## Apps similar to Fern

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| --- | --- | --- | --- |
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| [StepCounter - Adım Sayar](https://appshunter.io/ios/app/stepcounter-adm-sayar/id6774782500) | — | Free | Health & Fitness |
| [Tracy - Period & Ovulation](https://appshunter.io/ios/app/tracy-period-and-ovulation/id6758393210) | — | Free | Health & Fitness |
| [EverSkin - AI Skincare Routine](https://appshunter.io/ios/app/everskin-ai-skincare-routine/id6755687057) | — | Free | Health & Fitness |
| [Enapa](https://appshunter.io/ios/app/enapa/id6761390678) | 4.0 (1) | Free | Health & Fitness |

## More apps by Piotr Gebski

- [Gentle: Habit Garden](https://appshunter.io/ios/app/gentle-habit-garden/id6756390458)
- [MonthBox](https://appshunter.io/ios/app/monthbox/id6756750726)
- [ZenWall: Deep Focus](https://appshunter.io/ios/app/zenwall-deep-focus/id6758081455)
- [Stack & Blast: Block Puzzle](https://appshunter.io/ios/app/stack-and-blast-block-puzzle/id6759009763)
- [Numvana](https://appshunter.io/ios/app/numvana/id6759010605)

All apps by Piotr Gebski: https://appshunter.io/developer/1860417249

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*