Comparison

Bladderly vs inOut Tracker

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

Head to head
About

Bladderly

This app simplifies bladder diary tracking, replacing paper logs with an easy-to-use digital experience. It helps users consistently record bathroom visits and timing to identify patterns, aiding in discussions with healthcare providers.

Highlights
  • Digital bladder diary replacement
  • Easy and consistent logging
  • Log bathroom visits and timing
  • Optional sound-assisted volume estimation
  • Clear, organized records
  • Privacy-focused design
Read full description

Bladderly is a smart bladder diary app designed to make daily tracking easier, more consistent, and more complete. Bladder diaries are often part of clinical bladder care, but paper logs are difficult to keep up with in daily life. Entries are frequently missed, estimated, or incomplete, limiting how useful they can be over time. In clinical bladder care, bladder diaries are widely used because they provide structured, time-based records that help clinicians understand patterns over time. When completed consistently, diaries can support more informed discussions and better decision-making during care. Bladderly was built to help bridge this gap between clinical guidance and real-world use. ■ Designed for real-world compliance - Replace paper bladder diaries with a simple digital experience - Reduce missed or incomplete entries during busy daily routines - Make it easier to log consistently over days and weeks Bladderly fits naturally into everyday life, helping turn bathroom routines into structured records - without adding friction. ■ How Bladderly works - Log bathroom visits and timing with minimal effort - Supports manual entry and offers optional sound-assisted logging to help estimate voided volume - Organizes entries into clear, easy-to-review records - Designed for privacy and discreet daily use Bladderly works whether you prefer simple manual tracking or more automated logging. ■ Built for patterns, not pressure Consistent diaries make it easier to notice habits, timing, and patterns that are hard to recall from memory alone. Bladderly focuses on helping users complete bladder diaries more reliably - creating a stronger foundation for future conversations and insights. ■ Trusted by thousands Over 7,800 users have recorded more than 63,000 days of bladder diaries with Bladderly, demonstrating strong real-world adherence in a category where compliance is often challenging. ■ Looking ahead Structured, consistent diary data opens the door to deeper understanding over time. While Bladderly currently focuses on tracking and record-keeping, future features may explore educational and supportive insights based on diary patterns. Bladderly is designed to support tracking and record-keeping, not diagnosis or treatment. It helps bring clarity and structure to bladder diaries - on your terms, in everyday life. -- Subscription Details Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your Play Store subscriptions. Read Terms of Use: https://www.bladderly.com/terms-of-use Read Privacy Policy: https://www.bladderly.com/privacy-policy

About

inOut Tracker

Monitor your daily water intake and output with detailed logging options. Receive timely notifications to maintain optimal hydration levels and prevent fatigue. Features customizable targets, quick entry options, and historical data review.

Highlights
  • Customizable daily hydration targets
  • Log water inputs and outputs
  • Quick entry customization
  • Daily intake and average summaries
  • Hydration reminder notifications
  • History view of logs
Features
Read full description

Been asked to monitor your water intake and output? inOut Tracker does exactly that! Using both quick and complex inputs that not only include the basic timestamp that you often get, inOut Tracker gives you the option to add a drink type, output color and notes! Tired of feeling dehydrated and fatigued? inOut Tracker delivers notifications to remind you to stay on top of your hydration levels and helps you keep these in check throughout the whole day! Features: • Create a calculated, average or custom daily target • Log inputs and outputs • Customise a "quick entry" • View your daily intake • Get an average daily summary based on the last 7 days • Positive notifications to help you through the day • History view Download now to balance your hydration levels!

Screenshots

Bladderly4 screens
inOut Tracker4 screens

Verdict

The call

The clearest difference is rating: inOut Tracker at 5.0 against Bladderly's 4.5. inOut Tracker also leads on in-app purchases (none vs 8) and review sentiment (100% vs 78%). Bladderly's advantage is ratings volume (200 vs 3). On price, update cadence, ads 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. Bladderly sells 8 in-app purchases, starting at $4.99 per month. inOut Tracker asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

inOut Tracker holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Bladderly has 200 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 78% of Bladderly's written reviews are positive against 100% of inOut Tracker's.

UpkeepUpdate frequency

Bladderly ships an update every 6 weeks, inOut Tracker every 2 months. The most recent releases landed on September 22, 2026 and September 15, 2026 respectively.

Scorecard5 real differences · 5 level
Bladderly versus inOut Tracker: the parameters behind the verdict, then further details
ParameterBladderlyinOut Tracker
PriceFreeFree
Rating4.5 (200 ratings)5.0 (3 ratings) — better
Positive reviews77.8% of reviews100.0% of reviews — better
Number of ratings200 — better3
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.4
Further details — not scored
Size124 MB3 MB
Age rating17+4+
DeveloperSoundable Health, Inc.Sebastian Whitfield

Customer experience

Bladderly

All ratings200 ratings
Positive88.5%
Neutral6.5%
Negative5.0%
Written reviews45 reviews
Positive77.8%
Neutral6.7%
Negative15.6%

inOut Tracker

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

8 purchases

Bladderly

Subscriptions6
  • Monthly$4.991 Month
  • Monthly3 Days trial$4.991 Month
  • Monthly3 Days trial$9.991 Month
Show 3 more
  • Annual$24.991 Year
  • Annual3 Days trial$24.991 Year
  • Annual3 Days trial$69.991 Year
One-time2
  • PDF Export Once$1.99
  • 3-Day Pass$4.99
None

inOut Tracker

No in-app purchases

Questions

Is Bladderly free?
Bladderly is free to download, with in-app purchases available.
Is inOut Tracker free?
inOut Tracker is free to download, with no in-app purchases.
Which has better reviews, Bladderly or inOut Tracker?
inOut Tracker is rated higher. Bladderly averages 4.5 out of 5 from 200 ratings, while inOut Tracker averages 5.0 from 3 ratings.
Do Bladderly or inOut Tracker have ads?
Neither Bladderly nor inOut Tracker shows ads.
Which is updated more often, Bladderly or inOut Tracker?
Bladderly ships an update every 6 weeks, and inOut Tracker every 2 months. Most recently, Bladderly was updated on September 22, 2026 and inOut Tracker on September 15, 2026.

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