Comparison

Harmony vs Ovul Simple

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

Head to head
About

Harmony

This app helps you understand and sync your lifestyle with your natural body rhythms. It offers personalized guidance for energy, meals, movement, and mindset based on your cycle phase. It also includes smart tracking, daily insights, and an AI assistant for daily organization and self-awareness.

Highlights
  • Cycle Syncing Guidance
  • Smart Cycle Tracking
  • Daily Insights & Rituals
  • AI Lifestyle Assistant
  • Partner Connection
  • Privacy-Focused Data
Read full description

More than a period tracker. Harmony helps you sync your lifestyle with your cycle. Your energy, meals, movement, and mindset, all in one place. Your body follows a unique rhythm that shapes how you feel, move, and think. Harmony helps you understand it and work with it, not against it. Most cycle apps track your period. Harmony helps you live better because of it. What Harmony offers: - Cycle Syncing Guidance Personalized tips for each phase of your cycle. What to eat, how to move, and how to recharge based on where you are right now. - Smart Cycle Tracking Log your period, symptoms, and mood. Get a clear view of your current phase and what's coming next. - Daily Insights & Rituals Meditations, journaling prompts, and mindset tips aligned with your natural rhythm. - AI Lifestyle Assistant Friendly, personalized guidance to help you stay organized and in tune with yourself every day. - Harmony Together Connect with your partner so they can better understand and support your cycle. - Your data stays yours. Built with privacy at its core. We never sell your data. Ever. Harmony is a lifestyle and wellness tool. It does not provide medical advice or diagnoses. Start with a free trial and find your rhythm. Web: https://harmony-cycle.app Terms of Use: https://legal.rocapine.com/terms Privacy Policy: https://legal.rocapine.com/privacy

About

Ovul Simple

This app offers a stress-free method to track your menstrual cycle and understand your body's natural rhythms using saliva samples. Gentle AI provides insights into hormonal patterns, fertile windows, and wellness changes, especially during perimenopause.

Highlights
  • Saliva-based cycle tracking
  • AI-supported hormonal insights
  • Fertile window detection
  • Perimenopause wellness tracking
  • Intuitive pattern analysis
  • Daily wellness signals
Features
Read full description

Ovul is a simple, stress-free way to stay connected to your cycle and understand your body’s natural rhythms. Using just a drop of saliva, Ovul helps you observe your hormonal patterns and daily wellness signals - no mess, no refills, no complicated steps. With gentle AI-supported insights and saliva-based pattern detection, Ovul highlights your fertile window trends, cycle shifts, and wellness changes throughout perimenopause - helping you feel more in sync with your body at every stage. Designed for modern wellness, Ovul brings hormone-awareness into your everyday routine. Whether you’re tuning into your natural cycle, supporting fertility wellness, or navigating the transitions of perimenopause, Ovul offers an easy and intuitive way to follow your body’s patterns over time. More clarity. More confidence. More balance - with Ovul.

Screenshots

Harmony4 screens
Ovul Simple4 screens

Verdict

The call

The clearest difference is review sentiment: Ovul Simple at 100% against Harmony's 36%. Ovul Simple also leads on in-app purchases (none vs 18) and rating (5.0 vs 4.7). Harmony's advantage is ratings volume (10K vs 4) and update cadence (every 6 days vs every 3 weeks). 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. Harmony sells 13 in-app purchases, starting at $4.99 per 7 days. Ovul Simple asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Ovul Simple holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Harmony has 10K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 36% of Harmony's written reviews are positive against 100% of Ovul Simple's.

UpkeepUpdate frequency

Harmony ships an update every 6 days, Ovul Simple every 3 weeks. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
Harmony versus Ovul Simple: the parameters behind the verdict, then further details
ParameterHarmonyOvul Simple
PriceFreeFree
Rating4.7 (10K ratings)5.0 (4 ratings) — better
Positive reviews35.8% of reviews100.0% of reviews — better
Number of ratings10K — better4
Update frequencyEvery 6 days — betterEvery 3 weeks
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhoneiPhone, iPod — better
Requires iOS16.415.6 — better
Further details — not scored
Size180 MB55 MB
Age rating4+17+
DeveloperRocapineOvulio Corp.

Customer experience

Harmony

All ratings10,059 ratings
Positive93.1%
Neutral4.1%
Negative2.8%
Written reviews453 reviews
Positive35.8%
Neutral6.4%
Negative57.8%

Ovul Simple

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Harmony

Reported bugs

2 issues
  • Calendar issues with incorrect period dates
  • Inability to select accurate period dates

Requested features

3 requests
  • More community features
  • Longer meditation exercises
  • Additional recipes and meal plans

Ovul Simple

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

Harmony

Subscriptions13
  • Premium Subscription$4.997 Days
  • Harmony Monthly Plan$9.991 Month
  • Monthly Subscription$14.991 Month
Show 10 more
  • Harmony Premium Pan$14.991 Month
  • Harmony Yearly Plan7 Days trial$34.991 Year
  • Yearly Premium1 Year trial$34.991 Year
  • Harmony Yearly Plan2 variants$34.991 Year
  • Harmony Premium7 Days trial$39.993 Months
  • Premium Subscription$39.996 Months
  • Yearly Subscription7 Days trial2 variants$49.991 Year
  • Yearly Subscription7 Days trial$59.991 Year
  • Harmony Yearly Plan7 Days trial$79.991 Year
  • Harmony Yearly Plan7 Days trial$89.991 Year
None

Ovul Simple

No in-app purchases

Questions

Is Harmony free?
Harmony is free to download, with in-app purchases available.
Is Ovul Simple free?
Ovul Simple is free to download, with no in-app purchases.
Which has better reviews, Harmony or Ovul Simple?
Ovul Simple is rated higher. Harmony averages 4.7 out of 5 from 10K ratings, while Ovul Simple averages 5.0 from 4 ratings.
Do Harmony or Ovul Simple have ads?
Both Harmony and Ovul Simple show ads.
Which is updated more often, Harmony or Ovul Simple?
Harmony ships an update every 6 days, and Ovul Simple every 3 weeks. Most recently, Harmony was updated on October 24, 2026 and Ovul Simple on October 24, 2026.

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