Comparison

BioMate 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

BioMate

Visualize your daily biorhythms directly on your Apple Watch face with over 60 customizable complications. Explore 12 different cycles and compare your patterns with others on the companion iPhone app. Stay in tune with your energy and mood rhythms at a glance.

Highlights
  • Apple Watch complications
  • 60+ customizable complications
  • Text, gauge, and graph displays
  • Partner compatibility display
  • Free pre-designed watch faces
  • 12 biorhythm cycles on iPhone
  • Highs, lows, and critical days
Features
Read full description

BioMate is designed first and foremost for your Apple Watch. With more than 60 colorful complications, you can see your daily biorhythms right on your watch face—no tapping, no swiping, just instant insight every time you look at your wrist. Want to know if today is a high-energy day, a focused day, an emotional day, or a “take it easy” kind of day? BioMate makes it effortless. Choose from text indicators, gauge-style meters, tiny graphs, and even partner-compatibility displays. It’s like having your personal rhythm dashboard built directly into your watch face. You can also download free, pre-designed BioMate watch faces from our website at https://comcul.com/biomate/complications/. Just add them to your Watch and your rhythms appear instantly. It’s the fastest and most fun way to stay in tune with your day. The iPhone app works as a helpful companion when you want to look a little deeper. You can explore 12 different biorhythm cycles, compare your patterns with another person, and check peaks, lows, and critical days for any date. But the magic of BioMate is really how easily it fits into your Apple Watch experience—your cycles are always visible, always up to date, and always ready to guide your day. BioMate makes biorhythms simple, colorful, and surprisingly useful. Whether you use it for planning, self-awareness, fitness, communication, or just curiosity, the Apple Watch version gives you the information you want at a glance without interrupting your day. - - - - - - - - Feature Summary • Designed primarily for Apple Watch • Over 60 bright, customizable watch complications • Text, gauges, graphs, and compatibility displays • Free pre-designed watch faces available online • See your cycles instantly on your watch face • Explore 12 biorhythm cycles on iPhone • Check any date for highs, lows, and critical days • Compare cycles with a partner • Stay more aware of your natural energy and mood rhythms

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

BioMate4 screens
Ovul Simple4 screens

Verdict

The call

The clearest difference is price: Ovul Simple at Free against BioMate's $1.99. Ovul Simple also leads on review sentiment (100% vs 67%) and update cadence (every 3 weeks vs every 22 months). BioMate's advantage is ads (none vs shown) and iOS requirement (12.3 vs 15.6). On rating, ratings volume, 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

Ovul Simple is free to download; BioMate costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for BioMate against 5.0 for Ovul Simple. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews are what separate them: 67% of BioMate's written reviews are positive against 100% of Ovul Simple's.

UpkeepUpdate frequency

BioMate ships an update every 22 months, Ovul Simple every 3 weeks. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

Scorecard6 real differences · 4 level
BioMate versus Ovul Simple: the parameters behind the verdict, then further details
ParameterBioMateOvul Simple
Price$1.99Free — better
Rating5.0 (4 ratings)5.0 (3 ratings)
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings4 — better3
Update frequencyEvery 22 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidAd-supported — better
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPod
Requires iOS12.3 — better15.6
Further details — not scored
Size5 MB55 MB
Age rating4+17+
DeveloperBlaine LeckettOvulio Corp.

Customer experience

BioMate

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Ovul Simple

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

In-app purchases

None

BioMate

No in-app purchases

None

Ovul Simple

No in-app purchases

Questions

Is BioMate free?
BioMate costs $1.99, with no in-app purchases.
Is Ovul Simple free?
Ovul Simple is free to download, with no in-app purchases.
Which has better reviews, BioMate or Ovul Simple?
BioMate and Ovul Simple are both rated 5.0 out of 5 on the App Store, from 4 and 3 ratings respectively.
Do BioMate or Ovul Simple have ads?
Ovul Simple shows ads; BioMate does not.
Which is updated more often, BioMate or Ovul Simple?
BioMate ships an update every 22 months, and Ovul Simple every 3 weeks. Most recently, BioMate was updated on October 14, 2026 and Ovul Simple on October 17, 2026.

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