Comparison

Pregnancy Tracker vs Python Water

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

Head to head
About

Pregnancy Tracker

Features
Read full description

Track your pregnancy week by week with due date countdowns, 3D baby growth, kick counter, journal, reminders, and AI-powered pregnancy guidance. Avelisse helps you follow every milestone from the first trimester to birth, with practical tools for your body, your baby, and your daily pregnancy routine. PREGNANCY TRACKING - Week-by-week pregnancy tracker - Due date countdown - Pregnancy timeline - Trimester progress - Daily pregnancy insights - Pregnancy calendar BABY DEVELOPMENT - 3D baby development - Weekly baby growth - Baby size comparison - Development milestones - Helpful pregnancy articles HEALTH AND WELLNESS TOOLS - Kick counter - Contraction timer - Weight tracker - Water tracker - Mood tracker - Symptom tracker - Personalized nutrition helper - Appointment planner - Medication and vitamin reminders PLANNING FOR BIRTH - Hospital bag checklist - Birth plan - Baby name generator - Smart reminders CAPTURE YOUR PREGNANCY MEMORIES - Pregnancy journal - Weekly photos - Bump videos - AI photo collages - Pregnancy timeline - AI weekly pregnancy summary PREMIUM FEATURES - AI pregnancy assistant - Personalized pregnancy insights - Cloud backup and sync - Home Screen widgets - Advanced tracking tools Whether this is your first baby or your growing family, Avelisse brings your pregnancy tools together in one calm, easy-to-use app. Download Avelisse Pregnancy Tracker and follow every milestone from your first week through birth. Medical disclaimer: The AI Assistant provides general educational information related to pregnancy, nutrition, and baby development. It is not intended to diagnose, treat, or replace professional medical advice. Users are shown a medical disclaimer before their first AI conversation, and the AI reminds users to consult a qualified healthcare professional for medical concerns or emergencies. Privacy Policy: https://www.avelisselabs.com/privacy term of use: https://www.avelisselabs.com/terms

About

Python Water

This app provides real-time water intelligence by connecting to a smart bottle's sensors to track pH, TDS, temperature, and mineral absorption. It offers AI-driven hydration goals and insights into molecular hydrogen's health benefits, integrating with other fitness apps.

Highlights
  • Real-time water quality monitoring
  • AI-driven smart hydration goals
  • Molecular hydrogen health benefits tracking
  • Integration with health and fitness apps
  • Personalized hydration plans
  • Rewards for optimal hydration
Features
Read full description

Real-Time Water Intelligence Seamlessly connect to your Bionic+ AI bottle’s commercial-grade sensors to track TDS, temperature, pressure, dissolved hydrogen levels, and mineral absorption—all in real time. Transform every sip into actionable insights, from optimizing hydrogen intake to balancing essential minerals. Stay Hydrated, Optimized by AI * Lab-Grade Precision: Advanced sensors deliver scientific accuracy, tracking hydration goals, hydrogen consumption, and mineral absorption. * Smart Daily Goals: AI-driven recommendations adapt to your habits, optimizing water quality and intake for your lifestyle. * Proven Health Benefits: Leverage molecular hydrogen’s antioxidant power, faster recovery, and metabolic efficiency—backed by decades of peer-reviewed research. Hydration, Simplified Refine your habits effortlessly. The Bionic+ AI bottle combines geo-location, weather patterns, temperature, and biometric data to deliver science-driven hydration plans. No subscriptions. No guesswork. Just precision-tailored hydration for your body, your goals, and your life. Connects naturally with other health and fitness apps, such as Apple Health, FitBit, Whoop, and Oura Ring, to provide an all-encompassing data stream analysis, allowing immediate and transparent ERW water hydration benefits. Get Rewarded for Optimal Hydration Stay hydrated and earn rewards with our exciting new program! Our app lets you track your daily water intake, set personalized goals, and monitor your progress toward better health. As you hit your hydration targets, you’ll unlock exclusive rewards from our partners—Meet your targets, unlock exclusive perks, and enjoy discounts from premium wellness brands—handpicked to complement your health journey. Download the Bionic+ Ai Companion App now and unlock decades of water science. Key Features: * Live water quality monitoring. * Custom hydration plans. * Monitor UV-C purification. * Detailed logs and analytics. Subscription Information: Access to the app requires an active subscription Monthly and yearly subscription options available Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Pregnancy Tracker4 screens
Python Water4 screens

Verdict

The call

The clearest difference is ads: Python Water at none against Pregnancy Tracker's shown. On price, update cadence, 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. Pregnancy Tracker sells 3 in-app purchases, starting at $7.99 per month and Python Water sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 20, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 8 level
Pregnancy Tracker versus Python Water: the parameters behind the verdict, then further details
ParameterPregnancy TrackerPython Water
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 5 weeksEvery 5 weeks
AdsYesNo — better
In-app purchasesYesYes
Monetization—Subscription
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.616.0 — better
Further details — not scored
Size42 MB69 MB
Age rating12+4+
DeveloperAvelisse labs LLCPython Water

In-app purchases

3 purchases

Pregnancy Tracker

Subscriptions3
  • Monthly premium access3 Days trial$7.991 Month
  • Yearly Access without AI7 Days trial$19.991 Year
  • Yearly premium access7 Days trial$49.991 Year
2 purchases

Python Water

Subscriptions2
  • Python App Monthly Subscription7 Days trial$9.991 Month
  • Python App Yearly Subscription7 Days trial$89.991 Year

Questions

Is Pregnancy Tracker free?
Pregnancy Tracker is free to download, with in-app purchases available.
Is Python Water free?
Python Water is free to download, with in-app purchases available.
Do Pregnancy Tracker or Python Water have ads?
Pregnancy Tracker shows ads; Python Water does not.
Which is updated more often, Pregnancy Tracker or Python Water?
Pregnancy Tracker ships an update every 5 weeks, and Python Water every 5 weeks. Most recently, Pregnancy Tracker was updated on October 20, 2026 and Python Water on October 28, 2026.

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