Comparison

Hydration Tracker vs Soda & Caffeine Tracker GULP

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

Head to head
About

Hydration Tracker

This gamified hydration tracker helps you build a healthy habit of drinking water regularly. It offers smart reminders, customizable goals based on your profile, and a collection of fun cat characters to keep you motivated. Track various beverages and view your progress with detailed logs and statistics.

Highlights
  • Gamified hydration tracking
  • Smart daily water reminders
  • Customizable goal calculator
  • Collection of cat characters
  • Log of 38 popular beverages
  • Detailed history and stats
  • Ad-free experience
Features
Read full description

Liquid Cats is a gamified water tracker and water reminder for those who want to build a healthy habit and enjoy it along the way. Sometimes your body isn’t great at telling you exactly what it needs. So don’t wait until you’re thirsty — make hydration your new favorite habit and drink water regularly! Liquid Cats is more than just a water app — it's a fully-featured hydration tracker that turns staying hydrated into a game. Whether you're looking for a drink water reminder, a water intake tracker, or just a way to remember to drink water, this water drinking app makes it simple and enjoyable. See what we’ve got for you here: + Simple, quick, and easy-to-use interface — ideal for a free drink water app. + Smart daily water reminders to help you stay on track. + A growing collection of cat characters and motivational streaks — hydration meets fun! + Smart goal calculator that adjusts to your gender, weight, activity level, and even the climate you live in — a smarter water intake solution. + 38 popular beverages to choose from — water, coffee, tea, soda, or even alcohol — every drop matters. + Handy drink sizes including cups, bottles, mugs, and cans to match your real-life drinking habits. + Flexible oz/ml unit system and fully customizable drinks — ideal for any lifestyle. + Complete log calendar, stats, hydration streaks, and detailed history — your hydration reminder journal at your fingertips. + 100% ad-free experience — focus on your wellness journey without distractions. Liquid Cats is the perfect drink water app to keep your routine flowing. It’s a playful yet practical free water tracker app that helps you reach your daily goals. Our water reminder system encourages you to hydrate regularly, helping you feel better both physically and mentally. With Liquid Cats, your drink water reminder is not only functional but delightful. And yes, it's a water tracker free of ads and packed with features — your new favorite free water reminder app might just be this one. From our clever drink water reminder free system to the beautifully designed experience, this water drinking reminder is made for people who want to feel better, perform better, and live better — one glass at a time. Download this free water tracker app, and let Liquid Cats become your daily hydration tracker. Be hydrated and have fun doing it! ▼IMPORTANT NOTE: Liquid Cats is not a medical app. Your recommended daily goal is based on your gender, weight, activity level, and climate, following general hydration guidelines. This is not medical advice, diagnosis, or treatment. Please consult your doctor to determine if this goal is right for you.

About

Soda & Caffeine Tracker GULP

Features
Read full description

GULP makes tracking soda and caffeine simple, motivating and genuinely fun. Log any fizzy drink in seconds, see its real caffeine, sugar, calories and cost, and watch a friendly companion grow as your habits improve. Cut back at your own pace, with zero guilt and zero judgment. WHY YOU WILL LOVE GULP - Log in seconds. Tap a favorite or describe a drink and GULP fills in the nutrition for you. - See the full picture. Caffeine, sugar, calories and money in one clean daily dashboard. - Live caffeine meter. A 24 hour curve shows how much is in your body and when it clears, so you sleep better. - Cut back gently. Set a daily limit or a gradual taper and watch real progress build. - Stay motivated. Honest streaks, quests and rewards that celebrate awareness, never drinking more. - Meet Fizz. A cozy companion that evolves the more mindful you become. TRACK EVERYTHING THAT MATTERS - Caffeine intake with a personal half life model - Sugar and calories, per drink and per day - Money spent and money saved versus your old routine - Trends, weekly heatmaps and time of day patterns A HUGE DRINK LIBRARY - Hundreds of real sodas, colas, energy drinks and sparkling waters - Regular and zero sugar versions with accurate caffeine and calories - Global brands, plus add your own custom drink in seconds SMART AND PRIVATE - Weekly AI insights spot your patterns and gently nudge you forward - Fully local and private. Your data stays on your device and no account is required. - Built for iPhone and iPad, available in English, Spanish, Korean, Japanese and Russian Unlock all time history, the full 24 hour caffeine curve, advanced trends, unlimited AI insights, goals and tapers, data export and an exclusive wardrobe. Choose a monthly or yearly plan, or a one time lifetime purchase. The generous free version stays free forever. Whether you want to quit soda, lower your caffeine, cut sugar, save money or simply understand your habits, GULP makes every sip clear. Download GULP today and start your first streak. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Hydration Tracker4 screens
Soda & Caffeine Tracker GULP4 screens

Verdict

The call

The clearest difference is price: Hydration Tracker at Free against Soda & Caffeine Tracker GULP's $1.99. Hydration Tracker also leads on update cadence (every 9 days vs every 3 weeks). Soda & Caffeine Tracker GULP's advantage is ads (none vs shown). On in-app purchases, 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

Hydration Tracker is free to download; Soda & Caffeine Tracker GULP costs $1.99 up front. Hydration Tracker sells 5 in-app purchases, starting at $1.49 per 7 days and Soda & Caffeine Tracker GULP sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Hydration Tracker ships an update every 9 days, Soda & Caffeine Tracker GULP every 3 weeks. The most recent releases landed on October 25, 2026 and October 5, 2026 respectively.

Scorecard3 real differences · 7 level
Hydration Tracker versus Soda & Caffeine Tracker GULP: the parameters behind the verdict, then further details
ParameterHydration TrackerSoda & Caffeine Tracker GULP
PriceFree — better$1.99
Rating4.8 (26 ratings) — better—
Positive reviews87.5% of reviews—
Number of ratings26 — better—
Update frequencyEvery 9 days — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS18.0 — better18.6
Further details — not scored
Size34 MB10 MB
Age rating12+4+
DeveloperNikita ZhukovAneesh Pradeep

In-app purchases

5 purchases

Hydration Tracker

Subscriptions3
  • Weekly$1.497 Days
  • Monthly$2.991 Month
  • Annual$8.991 Year
One-time2
  • Cats friendFree
  • Lifetime$17.99
3 purchases

Soda & Caffeine Tracker GULP

Subscriptions2
  • GULP Pro Monthly$2.991 Month
  • GULP Pro Annual$14.991 Year
One-time1
  • GULP Pro Lifetime$34.99

Questions

Is Hydration Tracker free?
Hydration Tracker is free to download, with in-app purchases available.
Is Soda & Caffeine Tracker GULP free?
Soda & Caffeine Tracker GULP costs $1.99, and also offers in-app purchases.
Do Hydration Tracker or Soda & Caffeine Tracker GULP have ads?
Hydration Tracker shows ads; Soda & Caffeine Tracker GULP does not.
Which is updated more often, Hydration Tracker or Soda & Caffeine Tracker GULP?
Hydration Tracker ships an update every 9 days, and Soda & Caffeine Tracker GULP every 3 weeks. Most recently, Hydration Tracker was updated on October 25, 2026 and Soda & Caffeine Tracker GULP on October 5, 2026.

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