Comparison

Zobi vs HydroHeros

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

Head to head
About

Zobi

This app offers a private space for emotional processing and resilience building with an AI companion. It provides 24/7 support, personalized guidance, and tools for tracking mood and progress. It's designed to complement professional mental health care.

Highlights
  • AI mental health companion
  • Daily mood check-ins
  • Progress tracking
  • Daily wellness goals
  • Complete privacy and encryption
  • Personalized support
Features
Read full description

ZOBI - YOUR PRIVATE SPACE FOR HEALING Life's challenges—grief, trauma, stress, or everyday struggles—can feel overwhelming. Zobi gives you a safe, judgment-free space to process your emotions, track your progress, and build resilience, all with the support of Zobi, your personal AI mental health companion. WHAT MAKES ZOBI DIFFERENT - ALWAYS AVAILABLE: Zobi is here 24/7, whenever you need someone to talk to—no appointments, no waiting rooms - COMPLETELY PRIVATE: Your conversations are encrypted and never shared. This is your safe space - PERSONALIZED SUPPORT: Zobi learns your journey and provides tailored guidance based on your unique experiences - EVIDENCE-BASED: Built on proven mental health practices and therapeutic approaches - FOR YOUR PACE: Process emotions and work through challenges at your own speed KEY FEATURES AI Mental Health Companion Have meaningful conversations with Zobi, an AI designed to listen without judgment and provide compassionate support. Whether you're dealing with grief, trauma, anxiety, or just need someone to talk to. Daily Mood Check-Ins Track how you're feeling each day with guided check-ins. Understand your emotional patterns and identify what helps you feel better. Progress Tracking See your journey unfold over time. Celebrate wins, recognize patterns, and understand what's working for you. Daily Goals Set small, achievable wellness goals. Build healthy habits one day at a time with gentle reminders and encouragement. Complete Privacy Your mental health journey is personal. All conversations are encrypted, and your data is never sold or shared with third parties. WHO ZOBI IS FOR - Anyone navigating grief or loss - People healing from trauma - Those managing ADHD, anxiety, or depression - Anyone seeking daily emotional support - People who want to improve their mental wellness - Those who prefer private, judgment-free support NOT A REPLACEMENT FOR THERAPY Zobi is designed to complement—not replace—professional mental health care. If you're in crisis or experiencing severe mental health symptoms, please contact a crisis hotline or mental health professional immediately. SUBSCRIPTION DETAILS Zobi requires a subscription to access premium features. - 3-day free trial - $5.99/month or $59.99/year after trial - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period - Your account will be charged for renewal within 24 hours prior to the end of the current period - You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. YOUR HEALING JOURNEY STARTS HERE Download Zobi today and take the first step toward feeling better. Start your 7-day free trial and discover how having a supportive companion can make all the difference. CRISIS RESOURCES If you're in crisis or experiencing severe mental health symptoms: - National Suicide Prevention Lifeline: 988 - Crisis Text Line: Text HOME to 741741 - SAMHSA Helpline: 1-800-662-4357 Zobi is not a crisis service. Please reach out to these resources if you need immediate help. Privacy Policy: https://prod.zobiapp.com/privacy Terms of Service: https://prod.zobiapp.com/terms Support: hello@fueledforwardapp.com

About

HydroHeros

This social hydration app makes drinking water fun and competitive. It helps you set personalized daily goals, track your intake easily, and compete with friends through leaderboards and team challenges. Unlock achievements and build healthy habits with smart reminders and detailed stats.

Highlights
  • Personalized daily water goals
  • Multiple tracking methods (widgets, Siri, Shortcuts)
  • Friend leaderboards and team challenges
  • Unlockable achievements and milestones
  • Apple Watch companion app
  • Live Activity and Dynamic Island integration
  • Optional Apple Health sync
Features
Read full description

Track your water, compete with friends, and build healthier hydration habits — together! HydroHeros is the social hydration app that makes drinking water fun, competitive, and rewarding. Get a personalized daily water goal based on your body, track every sip, and see how you stack up against your friends. SMART DAILY GOALS Your water target is calculated using evidence-based hydration formulas that factor in your height, weight, age, gender, and activity level — adjusted for plain water, since you're also getting hydration from food and other drinks. TRACK WATER YOUR WAY Log water with customizable quick-add buttons on your iPhone, Apple Watch, home screen widgets, or lock screen widgets. Long press any button to set your own amount. Ask Siri to log water for you, or use Shortcuts to build your own hydration automations. COMPETE WITH FRIENDS Add friends, climb the daily leaderboard, and get notified when someone passes you. See who hits their goal first, track rank changes in real time, and keep each other accountable. HYDROLEAGUES Create or join leagues with up to 50 members. Invite friends directly — no codes needed. Launch team challenges with four unique game modes and see which team drinks the most. ACHIEVEMENTS & MILESTONES Unlock 18 achievements across four categories: Hydration, Streaks, Social, and Volume Milestones. Build daily streaks up to a full year, and celebrate milestones like filling a fish tank, a bathtub, or an entire swimming pool with your lifetime water intake. Confetti included. APPLE WATCH APP A full companion app for your wrist. See your progress ring, tap to add water with customizable buttons, and sync everything back to your iPhone instantly. WIDGETS EVERYWHERE Small and medium home screen widgets with quick-add buttons. Lock screen widgets in circular, rectangular, and inline styles. Your progress is always one glance away. LIVE ACTIVITY & DYNAMIC ISLAND Track your hydration progress right on your lock screen and Dynamic Island throughout the day, updating in real time as you drink. APPLE HEALTH Optionally sync your water intake to Apple Health so all your health data lives in one place. DETAILED STATS View your daily intake over 7, 14, or 30 days with color-coded charts. See your lifetime total in ounces, gallons, and bathtubs filled. Track your best day, daily average, and days you hit your goal. SMART REMINDERS Gentle hydration reminders throughout the day that automatically quiet down after you've logged a drink. No nagging. CUSTOMIZATION Personalize your water container with custom shapes, colors, and visual effects. Watch your water level rise with a physics-based wave animation that responds to your phone's movement. FREE FEATURES Log water, get a personalized goal, track streaks, view stats, use widgets, Apple Watch, Siri, and earn 4 starter achievements — all free. HYDROHEROS PRO Unlock everything with a subscription: friends and leaderboards, leagues and challenges, unlocked achievements, custom colors and effects, and a premium badge next to your name. Monthly: $1.99/month Yearly: $14.99/year (save 37%) Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions in your App Store account settings. Terms of Use: https://hydrohero-428ad.web.app/terms.html Privacy Policy: https://hydrohero-428ad.web.app/privacy.html

Screenshots

Zobi4 screens
HydroHeros4 screens

Verdict

The call

The clearest difference is monetization model: HydroHeros at freemium against Zobi's subscription. HydroHeros also leads on review sentiment (100% vs 75%) and rating (5.0 vs 4.8). Zobi's advantage is ratings volume (26 vs 3). 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. Zobi sells 2 in-app purchases, starting at $5.99 per month and HydroHeros sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

HydroHeros holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Zobi has 26 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 75% of Zobi's written reviews are positive against 100% of HydroHeros's.

UpkeepUpdate frequency

Zobi ships an update monthly, HydroHeros every 3 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Zobi versus HydroHeros: the parameters behind the verdict, then further details
ParameterZobiHydroHeros
PriceFreeFree
Rating4.8 (26 ratings)5.0 (3 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings26 — better3
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFreemium — better
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.1 — better16.2
Further details — not scored
Size46 MB20 MB
Age rating17+12+
DeveloperFueled ForwardBraden Schindel

Customer experience

Zobi

All ratings13 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

HydroHeros

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Zobi

Subscriptions2
  • Monthly Subscription$5.991 Month
  • Yearly Subscription$59.991 Year
2 purchases

HydroHeros

Subscriptions2
  • Monthly$1.991 Month
  • Annual$14.991 Year

Questions

Is Zobi free?
Zobi is free to download, with in-app purchases available.
Is HydroHeros free?
HydroHeros is free to download, with in-app purchases available.
Which has better reviews, Zobi or HydroHeros?
HydroHeros is rated higher. Zobi averages 4.8 out of 5 from 26 ratings, while HydroHeros averages 5.0 from 3 ratings.
Do Zobi or HydroHeros have ads?
Neither Zobi nor HydroHeros shows ads.
Which is updated more often, Zobi or HydroHeros?
Zobi ships an update monthly, and HydroHeros every 3 weeks. Most recently, Zobi was updated on October 28, 2026 and HydroHeros on October 31, 2026.

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