Comparison

Perioda vs Lunar Flow

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

Head to head
About

Perioda

Features
Read full description

Perioda is a beautifully designed period and cycle tracker that helps you understand your body with clarity, confidence, and complete privacy. Built with a calming, modern interface, Perioda makes it easy to log your menstrual cycle, predict future periods, track symptoms, and view fertility insights all without creating an account or sharing personal data. Why users love Perioda? • Fast & simple period tracking • Accurate cycle predictions based on your personal history • Fertile window & ovulation estimates • Symptom logging for mood, pain, cravings, and more • Calendar view with theme-matched colors • Period history timeline with cycle length insights • Face ID / Passcode App Lock for privacy • Beautiful themes including Rose Pink, Lavender, Ocean Blue, Minimal White, and Sunset Gradient • No login, no cloud storage — your data stays on your device Features: Period Tracking: Quickly log the start of your cycle or set a past date. Perioda uses your data to prepare predictions and keep your timeline up to date. Symptom & Mood Logging: Track cramps, headaches, fatigue, mood changes, food cravings, skin health, and custom notes. Easily review symptoms from the calendar or daily views. Smart Calendar: A clean visual view of your month with color-coded: • Period days • Fertile window • Ovulation estimate Tap any date to view symptoms or cycle events. Cycle History: See your previous periods, cycle lengths, variations, and averages to understand your unique rhythm. Private by Design: Perioda never asks for sign-up or cloud sync. All data stays directly on your device. Optionally enable Face ID / Passcode Lock for extra privacy. Themes: Choose from multiple elegant themes tailored for comfort and visibility. The calendar and UI adapt instantly for a consistent experience. Smart Reminders: Get helpful period reminders and predicted alerts (optional and fully in your control). Your data is yours Perioda stores everything locally and never transmits your data. You’re always in control. Designed for everyone: Perioda supports multiple cycle lengths, irregular cycles, early/late variations, and custom adjustments.

About

Lunar Flow

Features
Read full description

Lunar Flow helps you align your daily life with your menstrual cycle. Plan your days, track your moods, and understand your body's natural rhythms—all with complete privacy. YOUR CYCLE, YOUR GUIDE Every phase of your cycle affects your energy, mood, and capabilities differently. Lunar Flow helps you work with your body, not against it, by providing personalized daily guidance based on where you are in your cycle. DAILY PLANNING • Set your "Must Do" task and two important priorities each day • Get phase-appropriate themes and tips to guide your focus • See what to embrace and what to avoid based on your current phase • Carry forward yesterday's intentions and context REFLECTION & TRACKING • Quick mood check-ins with a simple 5-point scale • Log daily context like work stress, poor sleep, or social events • Celebrate daily wins and capture reflections • Set intentions for tomorrow INSIGHTS & TRENDS • View your mood patterns over time • See how your productivity correlates with each phase • Track your check-in streaks • Understand your unique patterns CYCLE CALENDAR • Beautiful monthly view with phase coloring • Tap any day to see your logged moods, tasks, and notes • Plan ahead with upcoming phase visibility LEARN ABOUT YOUR CYCLE • Understand each phase: Menstrual, Follicular, Ovulatory, and Luteal • Daily cycle facts to deepen your knowledge • Phase-specific insights for body and mind COMPLETELY PRIVATE Your data never leaves your device. No accounts, no cloud sync, no tracking—just you and your cycle. Delete the app anytime and all data goes with it. DESIGNED FOR REAL LIFE Add context tags when life gets complicated—deadlines, travel, poor sleep, or emotional days. Lunar Flow adjusts its recommendations to meet you where you are. Start flowing with your cycle today.

Screenshots

Perioda4 screens
Lunar Flow4 screens

Verdict

The call

The clearest difference is iOS requirement: Perioda at 13.0 against Lunar Flow's 15.6. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 5 level
Perioda versus Lunar Flow: the parameters behind the verdict, then further details
ParameterPeriodaLunar Flow
PriceFreeFree
Update frequencyEvery 2 days—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.6
Further details — not scored
Size4 MB4 MB
Age rating12+4+
DeveloperBinalben GodhaniYing Cao

In-app purchases

None

Perioda

No in-app purchases

None

Lunar Flow

No in-app purchases

Questions

Is Perioda free?
Perioda is free to download, with no in-app purchases.
Is Lunar Flow free?
Lunar Flow is free to download, with no in-app purchases.
Do Perioda or Lunar Flow have ads?
Neither Perioda nor Lunar Flow shows ads.

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