# Sure vs Paruresis

The clearest difference is in-app purchases: Sure at none against Paruresis's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Paruresis sells 2 in-app purchases, starting at $9.99 per month. Sure asks for nothing beyond the download.

Sure ships an update every 6 weeks, Paruresis every 3 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sure | Paruresis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 101 MB | 63 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Dietitio e Clinic](https://appshunter.io/developer/1465083089) | [Echelon App Limited](https://appshunter.io/developer/1762832611) |

## What reviewers say

### Sure

[App page](https://appshunter.io/ios/app/sure-fit/id6502284187)

**Features:** macOS Compatibility

**In-app purchases:** none


### Paruresis

[App page](https://appshunter.io/ios/app/paruresis-shy-bladder-help/id6761784500)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paruresis Premium (Monthly) | $9.99 | per month |
| Paruresis Premium (Yearly) | $59.99 | per year |


## Frequently asked questions

### Is Sure free?

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

### Is Paruresis free?

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

### Do Sure or Paruresis have ads?

Neither Sure nor Paruresis shows ads.

### Which is updated more often, Sure or Paruresis?

Sure ships an update every 6 weeks, and Paruresis every 3 weeks. Most recently, Sure was updated on October 27, 2026 and Paruresis on October 25, 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.*