# BladderSafe vs SIMPL

The clearest difference is update cadence: SIMPL at every 2 weeks against BladderSafe's every 2 months. BladderSafe's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BladderSafe ships an update every 2 months, SIMPL every 2 weeks. The most recent releases landed on September 16, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | BladderSafe | SIMPL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (16 ratings)](https://appshunter.io/ios/app/simpl/id1660627978/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 18 MB | 37 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [The University of Michigan](https://appshunter.io/developer/380339599) | [Procedural Learning and Safety Collaborative, Inc](https://appshunter.io/developer/970265410) |

## What reviewers say

### BladderSafe

[App page](https://appshunter.io/ios/app/bladdersafe/id1600516064)

**Features:** macOS Compatibility

**In-app purchases:** none


### SIMPL

[App page](https://appshunter.io/ios/app/simpl/id1660627978)

This app facilitates workplace-based assessments for medical professionals, enabling the evaluation of entrustable professional activities within medical education settings.

**Highlights:** Workplace-based assessments, Entrustable professional activities, Medical education implementation, Professional development tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is BladderSafe free?

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

### Is SIMPL free?

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

### Do BladderSafe or SIMPL have ads?

Neither BladderSafe nor SIMPL shows ads.

### Which is updated more often, BladderSafe or SIMPL?

BladderSafe ships an update every 2 months, and SIMPL every 2 weeks. Most recently, BladderSafe was updated on September 16, 2026 and SIMPL on September 3, 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.*