# SurgeryPal vs BOSAD

The clearest difference is update cadence: BOSAD at every 3 weeks against SurgeryPal's every 3 months. SurgeryPal's advantage is iOS requirement (13.0 vs 15.1). 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.

SurgeryPal ships an update every 3 months, BOSAD every 3 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SurgeryPal | BOSAD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/surgerypal/id1501756259/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 34 MB | 51 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Seattle Children's Hospital](https://appshunter.io/developer/575737934) | [Ermias Temesgen](https://appshunter.io/developer/1731638338) |

## What reviewers say

### SurgeryPal

[App page](https://appshunter.io/ios/app/surgerypal/id1501756259)

This app helps teens aged 12 and up prepare for and recover from spinal fusion surgery. It offers weekly lessons and skills practice, along with symptom tracking for personalized tips. Daily use is encouraged for maximum benefit.

**Highlights:** Spinal fusion surgery preparation, Post-surgery recovery guidance, Weekly new lessons and skills, Symptom tracking, Personalized tips, Daily practice encouragement

**Features:** Vision Pro support

**In-app purchases:** none


### BOSAD

[App page](https://appshunter.io/ios/app/bosad/id6478068016)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SurgeryPal free?

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

### Is BOSAD free?

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

### Do SurgeryPal or BOSAD have ads?

Neither SurgeryPal nor BOSAD shows ads.

### Which is updated more often, SurgeryPal or BOSAD?

SurgeryPal ships an update every 3 months, and BOSAD every 3 weeks. Most recently, SurgeryPal was updated on October 24, 2026 and BOSAD on October 27, 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.*