# Bladder Diary Tracker vs NAIL STUDIO Lyric

The clearest difference is in-app purchases: NAIL STUDIO Lyric at none against Bladder Diary Tracker's 1. NAIL STUDIO Lyric also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.6). Bladder Diary Tracker's advantage is update cadence (every 2 weeks vs every 69 months). On price and device support there is nothing between them.

Both are free to download. Bladder Diary Tracker sells 1 one-off in-app purchase. NAIL STUDIO Lyric asks for nothing beyond the download.

Bladder Diary Tracker ships an update every 2 weeks, NAIL STUDIO Lyric every 69 months. The most recent releases landed on September 28, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Bladder Diary Tracker | NAIL STUDIO Lyric |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (7 ratings)](https://appshunter.io/ios/app/bladder-diary-tracker/id1487355489/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 69 months |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 16 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuta Endo](https://appshunter.io/developer/1256506814) | [RUMI HAGIWARA](https://appshunter.io/developer/1538679686) |

## What reviewers say

### Bladder Diary Tracker

[App page](https://appshunter.io/ios/app/bladder-diary-tracker/id1487355489)

Easily log your urination volume and time to track voiding patterns. This health and fitness app helps you monitor your daily bladder habits.

**Highlights:** Log urination volume, Record urination time, Track voiding patterns, Daily habit monitoring, Health & Fitness tracking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads | $5.99 | one-time |


### NAIL STUDIO Lyric

[App page](https://appshunter.io/ios/app/nail-studio-lyric/id1538679684)

**In-app purchases:** none


## Frequently asked questions

### Is Bladder Diary Tracker free?

Bladder Diary Tracker is free to download, with in-app purchases available.

### Is NAIL STUDIO Lyric free?

NAIL STUDIO Lyric is free to download, with no in-app purchases.

### Do Bladder Diary Tracker or NAIL STUDIO Lyric have ads?

Bladder Diary Tracker shows ads; NAIL STUDIO Lyric does not.

### Which is updated more often, Bladder Diary Tracker or NAIL STUDIO Lyric?

Bladder Diary Tracker ships an update every 2 weeks, and NAIL STUDIO Lyric every 69 months. Most recently, Bladder Diary Tracker was updated on September 28, 2026 and NAIL STUDIO Lyric on September 16, 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.*