# Bladderly vs Sleep Mate

The clearest difference is in-app purchases: Sleep Mate at none against Bladderly's 8. Sleep Mate also leads on update cadence (every 2 days vs every 6 weeks). Bladderly's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Bladderly sells 8 in-app purchases, starting at $4.99 per month. Sleep Mate asks for nothing beyond the download.

Bladderly ships an update every 6 weeks, Sleep Mate every 2 days. The most recent releases landed on September 28, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Bladderly | Sleep Mate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (200 ratings)](https://appshunter.io/ios/app/bladderly-smart-bladder-diary/id1523268654/reviews)** | — |
| Number of ratings | **200** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Subscription | — |
| Size | 124 MB | 54 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Soundable Health, Inc.](https://appshunter.io/developer/1455952390) | [seongho park](https://appshunter.io/developer/6801357251) |

## 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 |


### Sleep Mate

[App page](https://appshunter.io/ios/app/sleep-mate-sleep-tracker/id6801357249)

**In-app purchases:** none


## Frequently asked questions

### Is Bladderly free?

Bladderly is free to download, with in-app purchases available.

### Is Sleep Mate free?

Sleep Mate is free to download, with no in-app purchases.

### Do Bladderly or Sleep Mate have ads?

Sleep Mate shows ads; Bladderly does not.

### Which is updated more often, Bladderly or Sleep Mate?

Bladderly ships an update every 6 weeks, and Sleep Mate every 2 days. Most recently, Bladderly was updated on September 28, 2026 and Sleep Mate on September 17, 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.*