# Bladderly vs inOut Tracker

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.

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.

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.

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.

## The numbers

| Metric | Bladderly | inOut Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (200 ratings)](https://appshunter.io/ios/app/bladderly-smart-bladder-diary/id1523268654/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/inout-tracker/id1637413709/reviews)** |
| Number of ratings | **200** | 3 |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Subscription | **Free** |
| Size | 124 MB | 3 MB |
| Requires iOS | **15.0** | 15.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Soundable Health, Inc.](https://appshunter.io/developer/1455952390) | [Sebastian Whitfield](https://appshunter.io/developer/1637413711) |

## What reviewers say

### Bladderly

[App page](https://appshunter.io/ios/app/bladderly-smart-bladder-diary/id1523268654)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Monthly | $4.99 | per month |
| Monthly | $9.99 | per month |
| Annual | $24.99 | per year |
| Annual | $24.99 | per year |
| Annual | $69.99 | per year |
| PDF Export Once | $1.99 | one-time |
| 3-Day Pass | $4.99 | one-time |


### inOut Tracker

[App page](https://appshunter.io/ios/app/inout-tracker/id1637413709)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*