# NerdCycle: Period Tracker

> Cycle tracker for couples

Canonical page: [https://chrome-stats.com/d/id6761985145](https://chrome-stats.com/d/id6761985145)

## Overview

- **ID:** `id6761985145`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** VLADO IVANKOVIC
- **Category:** Health & Fitness
- **Version:** 1.6.1
- **Last updated:** 2026-09-14
- **First published:** 2026-06-19
- **Size:** 19 MB
- **Data as of:** 2026-09-19
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/nerdcycle-period-tracker/id6761985145)
- **Website:** [https://vladoivankovic.com/NerdCycle/](https://vladoivankovic.com/NerdCycle/)
- **Privacy policy:** [https://vladoivankovic.com/NerdCycle/privacy.php](https://vladoivankovic.com/NerdCycle/privacy.php)

## Description

The cycle tracker built for two — she tracks, he stays in sync. Your data never leaves your own iCloud. No account, no ads, no trackers.

NerdCycle is the cycle tracker designed for two — track your period, fertility, and daily wellness, and share it with your partner. No accounts. No data collection. Everything stays on your iPhone and your private iCloud.

WHY NERDCYCLE

• Built for couples — share your cycle data with your partner so they can see what phase you're in and how to be supportive
• Privacy first — no analytics, no third-party tracking, no servers in the loop
• Beautiful pixel-perfect design with light and dark modes
• 7-day free trial. Yearly subscription or one-time lifetime purchase

CYCLE TRACKING

• Period predictions with confidence indicators
• Fertile window and ovulation forecasting
• Phase-aware insights for menstrual, follicular, ovulation, and luteal phases
• Cycle regularity score and prediction accuracy stats
• Daily tips tailored to your current phase

DAILY LOG

• Mood, flow, energy, sleep, symptoms
• Custom symptoms — add your own
• Water intake, exercise, basal body temperature (BBT)
• Cervical mucus (when you're trying to conceive)
• Quick notes for every day

PARTNER MODE

• Invite your partner with a private iCloud share — just send one link
• They see your phase, alert level, and partner-specific guidance
• Conversation tips, support kit, and "do today" suggestions tailored to her phase
• Stop sharing anytime in Settings

INSIGHTS & CHARTS

• Cycle length history and trend
• Mood and sleep correlations
• Top symptoms by phase
• Energy and sex drive patterns
• BBT chart with ovulation shift detection
• Monthly summary reports

APPLE INTEGRATIONS

• Apple Health: optional read/write for menstrual flow and BBT
• Home screen widgets for quick cycle check
• Apple Watch complications
• Live Activity on Lock Screen and Dynamic Island
• Notifications for upcoming period, fertile window, and partner phase changes

EXPORT YOUR DATA

• CSV export for your records
• PDF doctor report for clinic visits
• Delete everything anytime in Settings

PRICING

NerdCycle is free to download with a 7-day free trial. After the trial, choose one of two options:

• Yearly Subscription — $9.99 per year, auto-renewable
• Lifetime — $29.99 one-time purchase

Subscriptions auto-renew unless cancelled at least 24 hours before the period ends. Manage or cancel in iOS Settings → Apple ID → Subscriptions.

Privacy Policy: https://vladoivankovic.com/NerdCycle/privacy.php
Terms of Use: https://vladoivankovic.com/NerdCycle/terms.php

NerdCycle is not a medical device. Predictions are estimates — always consult a healthcare professional for medical decisions.

## Rankings

- #1,332,095 — Overall

## Similar extensions and apps

- [OurCycle: Cycle for Couples](https://chrome-stats.com/d/id6764308716)
- [SafeCycle: Period Tracker](https://chrome-stats.com/d/id6761807718)
- [Cycle: Private Period Tracker](https://chrome-stats.com/d/id6769028266)
- [Cycle - Period Tracker](https://chrome-stats.com/d/id6761138879) — 5.00 / 5
- [Cycly: Period Tracker](https://chrome-stats.com/d/id6780025949)
- [Cycles: Period & Cycle Tracker](https://chrome-stats.com/d/id577187307) — 4.70 / 5
- [PureCycle: Period Tracker Logs](https://chrome-stats.com/d/id6758120482)
- [Cycles - MEN's Cycle Tracker](https://chrome-stats.com/d/id6792263449)
- [Cadence Period Tracker](https://chrome-stats.com/d/id6767012189) — 5.00 / 5
- [Cycle Tracker: Period Log](https://chrome-stats.com/d/id6751967723)
- [Period Tracker - CycleBond](https://chrome-stats.com/d/id6760966460)
- [Dew: Private Period Tracker](https://chrome-stats.com/d/id6773430496)

---

Source: [Chrome-Stats](https://chrome-stats.com/d/id6761985145)