BioJournal vs Bladder Buddy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BioJournal
Track bladder health, urinary habits, and hydration with this private, easy-to-use log. Effortlessly record drinks and bathroom visits to identify daily patterns and trends. Securely store all your data on your device.
- Track drinks and bathroom visits
- Monitor leaks and daily patterns
- View daily summaries and frequency trends
- Set hydration goals
- Secure on-device data storage
- Quick Add logging
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Log with one tap - Drink, Visit, and Leak buttons are always above the tab bar. - Tap an amount to log a drink. Water, now, 8 oz: one tap. - Touch and hold Drink or Leak to repeat your last entry. A bathroom visit timer that keeps running - Start the timer, then keep using your phone. Pause or finish from the Log bar, Lock Screen, or Dynamic Island. - Optional white, pink, or brown noise. - Don't want to use the timer? Tap a visit length instead. - Short or closely spaced visits are noted as facts, never warnings. You set the thresholds. Drinks and leaks, your way - More than 25 drinks, from water and coffee to chai, lassi, kahwah, and Rooh Afza. - Record a leak's size and what you were doing, such as coughing, laughing, or lifting. - Use ounces or milliliters. Your day and week - Summary: total rings, an hourly chart, and time since your last drink and visit. - Morning Brief and Evening Recap: short, plain-language summaries generated on device with Apple Intelligence on supported devices, with a simple summary elsewhere. - Insights: daily averages, weekly recaps, trends, and patterns. - History: search and filter entries. Swipe to delete, with undo. For your care team - Export a PDF with a summary, daily totals, and bladder diary pages for appointments. - Or export a spreadsheet (CSV) or backup file (JSON). Gentle reminders - Get a hydration reminder after a period you choose, with quiet hours. - Optional weather-based suggestions using local temperature and humidity. Private by design - Your journal stays on your device. No account, ads, analytics, or BioJournal servers. - Weather suggestions and Apple Health use Apple's services only with your permission. - Optionally add drinks to Apple Health as water. - Face ID lock, app-switcher privacy, and automatic on-device backups with easy restore. Easy to use - Large buttons, Dynamic Type, VoiceOver, and Dark Mode. - Works on iPhone and iPad. Free Every feature is included. No subscription. BioJournal is a personal journal, not a medical device. It doesn't diagnose or treat any condition. Talk to your care team about your health, including how much to drink.
Bladder Buddy
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Track what you drink and when you go, without making it complicated. Bladder Buddy is a free, private and simple way to track fluid intake and bathroom visits. Log an entry in seconds, see your daily balance, review your history and understand your everyday habits at a glance. No clutter. No complicated charts. Just the information you need. ≋≋ QUICK DAILY LOGGING ≋≋ Record drinks and bathroom visits with just a few taps. • Use quick presets for common drink amounts • Enter a custom amount whenever you need • Log bathroom visits instantly • Review your latest entries from the dashboard • See your intake and visits together in one clear view ≋≋ YOUR 24 HOUR BALANCE ≋≋ See what goes in and how often you go. The dashboard gives you a simple overview of the last 24 hours, helping you spot patterns without digging through complicated data. ≋≋ HISTORY AND STATS ≋≋ Look back whenever you need to. • Browse previous days in the calendar • Review daily entries • See simple monthly summaries • Follow your habits over time ≋≋ HELPFUL DRINK REMINDERS ≋≋ Set reminders to help you remember to drink throughout the day. Keep them on when they are useful, or turn them off whenever you prefer. ≋≋ APPLE WATCH ≋≋ Log quickly without reaching for your iPhone. Bladder Buddy for Apple Watch makes it easy to record a drink or bathroom visit right from your wrist. ≋≋ MAKE IT YOURS ≋≋ Choose from 6 visual themes and give Bladder Buddy a look that suits you. The app stays simple and familiar while letting you choose the style you prefer. ≋≋ PRIVATE BY DESIGN ≋≋ Your personal information stays personal. Bladder Buddy does not collect your data. Use iCloud to keep your information available across your Apple devices and create backups for extra peace of mind. ≋≋ COMPLETELY FREE ≋≋ Bladder Buddy is free to use. The goal is simple: make everyday fluid and bathroom tracking easy, clear and accessible. ≋≋ DESIGNED FOR EVERYDAY USE ≋≋ Bladder Buddy is intentionally straightforward and can be used at home, school, work, while traveling or during your normal daily routine. It is designed for anyone who wants an easy way to keep a personal record of fluid intake and bathroom visits. ≋≋ IMPORTANT ≋≋ Bladder Buddy is intended for personal tracking and awareness only. It does not provide medical advice, diagnosis or treatment. ≋≋ ACHIEVEMENTS ≋≋ Small milestones can make building a routine more rewarding. Bladder Buddy now includes achievements that recognise your activity and progress as you use the app. • Unlock achievements naturally over time • See the milestones you have reached • Add a little motivation to everyday tracking ≋≋ OPTIONAL SUPPORTER THEMES ≋≋ Make Bladder Buddy feel more personal with four additional themes: • Candy • Space • Dark Night • Retro These themes are completely optional and are offered as a way to support the continued development of Bladder Buddy. All core tracking features remain free. Choosing a supporter theme simply gives the app a new look while helping support future improvements and updates.
Screenshots
Verdict
The clearest difference is update cadence: BioJournal at monthly against Bladder Buddy's every 2 months. Bladder Buddy's advantage is iOS requirement (17.6 vs 26.0). On price, ads, 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
Both are free to download. BioJournal sells 3 in-app purchases, starting at $2.99 per month and Bladder Buddy sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
BioJournal ships an update monthly, Bladder Buddy every 2 months. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.
| Parameter | BioJournal | Bladder Buddy |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 26.0 | 17.6 — better |
| Further details — not scored | ||
| Size | 15 MB | 33 MB |
| Age rating | 12+ | 4+ |
| Developer | MUMTAZ SIDDIQUI | Daniel Miara |
In-app purchases
BioJournal
- Monthly Premium$2.991 Month
- Annual Premium7 Days trial$24.991 Year
- Lifetime Premium$69.99
Bladder Buddy
- Candy$2.99
- Dark Night$2.99
- Space$2.99
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- Retro$2.99
- All Themes Bundle$4.99









