Comparison

CycleSync vs LadyOne

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

Head to head
About

CycleSync

Features
Read full description

Умный календарь менструаций с точными прогнозами. Алгоритм анализирует историю ваших циклов для предсказания даты следующих месячных с высокой точностью. Отмечайте начало и конец цикла, интенсивность выделений и любые отклонения от нормы. Калькулятор овуляции и фертильности. Отслеживайте наиболее благоприятные дни для зачатия с помощью точного расчёта окна фертильности. Визуальные индикаторы помогут легко ориентироваться в календаре. Подробная статистика и аналитика. Просматривайте историю циклов, анализируйте регулярность и отслеживайте средние показатели. Приложение покажет среднюю длину цикла и продолжительность менструации. Отслеживание симптомов и самочувствия. Четыре уровня интенсивности выделений, множество симптомов для отслеживания, базальная температура для точного определения овуляции и личные заметки для каждого дня. Режим беременности. Подсчёт недель беременности, расчёт предварительной даты родов, визуальные индикаторы по триместрам. Уведомления о цикле отключаются автоматически при начале отслеживания беременности. Умные уведомления и напоминания. Напоминание о менструации за один до пяти дней до начала. Напоминание об овуляции за один до трёх дней до овуляции. Ежедневное напоминание отметить день в выбранное время. Напоминание о приёме таблеток в установленное время.

About

LadyOne

A private companion for tracking your menstrual cycle, fertility, and pregnancy. It offers personalized predictions and optional faith-based guidance, all stored securely on your device with no ads or trackers.

Highlights
  • Period and fertility tracking
  • Pregnancy week-by-week monitoring
  • Optional faith companion
  • Private, on-device data storage
  • iCloud sync
  • Multi-language support
Features
Read full description

LadyOne is a gentle, private companion for your cycle, your pregnancy, and everything in between — built to stay entirely on your own device. Your body, your data, your peace of mind. CYCLE & FERTILITY Track your period, understand your phases, and see what's ahead. Predictions learn your own rhythm — never a stranger's. PREGNANCY, WEEK BY WEEK Follow your baby's growth, log how you feel, and know what's normal — and, just as clearly, what's worth a call. FAITH, IF YOU WANT IT An optional worship companion that understands your cycle and its rulings — entirely yours to turn on, or leave off. PRIVATE BY DESIGN • Everything you log lives on your iPhone — not on our servers, because we don't have any. • If you use more than one device, Apple's private iCloud sync carries it between them. We never see it. • No ads, no trackers, nothing sold. There is no third party in the room. • Erase everything, anytime — from the app, your iCloud, and Apple Health, in a single choice. SPEAKS YOUR LANGUAGE Available in English, Arabic, Persian, Chinese, Hindi, Russian, Spanish, Portuguese, Indonesian and French — with full right-to-left support, so every language feels native. No account required. Private by design. LADYONE PLUS LadyOne is free to use. LadyOne Plus unlocks deeper insight into everything you track, as a monthly or yearly subscription. Payment is charged to your Apple ID at confirmation of purchase. Your subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Privacy Policy: https://ladyone.app/privacy Terms of Use: https://ladyone.app/terms

Screenshots

CycleSync4 screens
LadyOne4 screens

Verdict

The call

The clearest difference is in-app purchases: CycleSync at none against LadyOne's 2. CycleSync also leads on update cadence (every 2 days vs every 8 days). On price, ads, device support and iOS requirement 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. LadyOne sells 2 in-app purchases, starting at $7.99 per month. CycleSync asks for nothing beyond the download.

UpkeepUpdate frequency

CycleSync ships an update every 2 days, LadyOne every 8 days. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 7 level
CycleSync versus LadyOne: the parameters behind the verdict, then further details
ParameterCycleSyncLadyOne
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 days — betterEvery 8 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad — betteriPhone
Requires iOS17.617.0 — better
Further details — not scored
Size2 MB23 MB
Age rating17+12+
DeveloperSergei AntropovOrbit Next Labs L.L.C-FZ

In-app purchases

None

CycleSync

No in-app purchases

2 purchases

LadyOne

Subscriptions2
  • Monthly$7.991 Month
  • Yearly$39.991 Year

Questions

Is CycleSync free?
CycleSync is free to download, with no in-app purchases.
Is LadyOne free?
LadyOne is free to download, with in-app purchases available.
Do CycleSync or LadyOne have ads?
Neither CycleSync nor LadyOne shows ads.
Which is updated more often, CycleSync or LadyOne?
CycleSync ships an update every 2 days, and LadyOne every 8 days. Most recently, CycleSync was updated on October 12, 2026 and LadyOne on October 4, 2026.

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