Comparison

PhaseBloom vs Cycle Sync

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

Head to head
About

PhaseBloom

Understand your body's natural rhythms with a planner that syncs daily activities to your hormonal cycle. Receive personalized insights for meals, workouts, and skincare, and track your progress with a phase-aware journal.

Highlights
  • Personalized hormone insights
  • Daily meal and workout plans
  • Phase-synced skincare routines
  • Phase-aware journaling
  • Saved and organized wellness plans
  • Daily photo progress tracking
Features
Read full description

You’ve spent years wondering why some weeks you’re unstoppable and others you can barely function. It’s not weakness. It’s not in your head. It’s your cycle, and PhaseBloom finally gives you the roadmap. PhaseBloom is the first cycle sync planner built entirely around how you actually live. No period tracking. No medical charts. Just a daily plan that works with your hormones so you stop fighting your body and start thriving in it. KNOW YOUR BODY EVERY SINGLE DAY Wake up to personalized hormone insights that explain exactly why you feel the way you feel, and what to do about it. Every phase. Every morning. YOUR WEEK. PLANNED IN TWO TAPS. Tell us your phase. Tell us how you’re feeling. Get a complete personalized plan covering meals, workouts and skincare synced to your exact hormones, ready in seconds. SKIN THAT ACTUALLY GLOWS Your hormones change your skin every single week. PhaseBloom gives you AM/PM skincare routines built for each phase so your skin stops reacting and starts transforming. Track your real results with daily photos, no filters, no guessing. A JOURNAL THAT GETS IT Some days you need to process. Some days you need to vent. Some days you need to burn it and move on. PhaseBloom’s phase-aware journal meets you exactly where you are, every single day of your cycle. YOUR PLANS. YOUR LIBRARY. Every personalized plan you create gets saved, organized by phase and ready whenever you need it. Your entire wellness life in one place. https://phasebloom.app/terms

About

Cycle Sync

Features
Read full description

CYCLE-AWARE CALENDAR CycleSync helps professional women align their work schedules with their natural menstrual cycle phases. Instead of fighting through low-energy days, you get smart suggestions to move demanding meetings to days when your focus and energy peak. WORK WITH YOUR RHYTHM, NOT AGAINST IT Your cycle isn't an obstacle. It's a compass. Menstrual Phase (Winter) Rest and recovery. Reschedule high-stakes meetings. Follicular Phase (Spring) Rising energy. Schedule creative work and planning. Ovulation Phase (Summer) Peak performance. Take on negotiations and leadership. Luteal Phase (Autumn) Focused wind-down. Finish projects and organize. SMART RESCHEDULING CycleSync connects to your calendar and automatically detects: • Events on heavy-flow days • Events on rest-phase days • Dense meeting days during focus phases (3+ events) One tap on a conflict card opens the Time Slot Picker. Your available slots on better days are pre-calculated. Reschedule in seconds. An undo option gives you 10 seconds to reverse. NO AI. NO GUESSING. The recommendation engine is rule-based: 1. Your cycle history predicts your phase for any date. 2. Your phase preferences determine focus or rest classifications. 3. Your calendar events are flagged when they conflict with your classifications. 4. Available slots on recommended-phase days enable one-tap rescheduling. WHAT'S FREE • Cycle logging and phase prediction • Calendar sync (Apple Calendar and Google Calendar) • Dashboard with today's phase and a 7-day overview • Basic conflict detection • Five notification types including phase transitions, daily insights, and period predictions • Cycle history for the last three cycles • Focus and rest customization for each phase • Light, Dark, and System themes WHAT'S PRO Unlock everything: • Unlimited reschedule suggestions • One-tap rescheduling with undo • Advanced conflict detection • Unlimited phase history • Priority notifications • Tomorrow's preview alerts • Re-engagement reminders PRIVACY FIRST • All cycle data is stored locally on your device • No cloud sync and no tracking • Health data is read-only from Apple Health • Export your data anytime as JSON or CSV HOW TO START 1. Open CycleSync and log your last period start date. 2. Connect your calendar using Apple Calendar or Google Calendar. 3. Set your typical cycle length (default: 28 days). 4. Review your dashboard. Suggested reschedules appear automatically. Download CycleSync and work with your natural rhythm. By subscribing, you agree to our Terms of Use (EULA): https://cyclesync.tunnxo.com/legal/eula.html Privacy Policy: https://cyclesync.tunnxo.com/legal/privacy.html

Screenshots

PhaseBloom4 screens
Cycle Sync4 screens

Verdict

The call

The clearest difference is iOS requirement: PhaseBloom at 15.0 against Cycle Sync's 18.2. On price, update cadence, ads and in-app purchases 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. PhaseBloom sells 2 in-app purchases, starting at $6.99 per 7 days and Cycle Sync sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PhaseBloom ships an update weekly, Cycle Sync fortnightly. Both last shipped on September 29, 2026.

Scorecard1 real difference · 9 level
PhaseBloom versus Cycle Sync: the parameters behind the verdict, then further details
ParameterPhaseBloomCycle Sync
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.2
Further details — not scored
Size19 MB55 MB
Age rating12+4+
DeveloperYverson DorceAmit Kairon

In-app purchases

2 purchases

PhaseBloom

Subscriptions2
  • PhaseBloom Weekly7 Days trial$6.997 Days
  • PhaseBloom Yearly$79.991 Year
3 purchases

Cycle Sync

Subscriptions3
  • CycleSync Pro — Weekly$4.997 Days
  • CycleSync Pro$9.991 Month
  • CycleSync Pro$59.991 Year

Questions

Is PhaseBloom free?
PhaseBloom is free to download, with in-app purchases available.
Is Cycle Sync free?
Cycle Sync is free to download, with in-app purchases available.
Do PhaseBloom or Cycle Sync have ads?
Neither PhaseBloom nor Cycle Sync shows ads.
Which is updated more often, PhaseBloom or Cycle Sync?
PhaseBloom ships an update weekly, and Cycle Sync fortnightly. Most recently, PhaseBloom was updated on September 29, 2026 and Cycle Sync on September 29, 2026.

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