# SBSM vs ASPN Go

The clearest difference is ads: ASPN Go at none against SBSM's shown. SBSM's advantage is update cadence (every 2 months vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

SBSM ships an update every 2 months, ASPN Go every 6 months. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SBSM | ASPN Go |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 6 months |
| Size | 44 MB | 55 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Degnon Associates Inc.](https://appshunter.io/developer/1460147330) | [The American Society of Pediatric Nephrology](https://appshunter.io/developer/1733265245) |

## What reviewers say

### SBSM

[App page](https://appshunter.io/ios/app/sbsm/id1567198739)

**In-app purchases:** none


### ASPN Go

[App page](https://appshunter.io/ios/app/aspn-go/id6478542675)

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

**In-app purchases:** none


## Frequently asked questions

### Is SBSM free?

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

### Is ASPN Go free?

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

### Do SBSM or ASPN Go have ads?

SBSM shows ads; ASPN Go does not.

### Which is updated more often, SBSM or ASPN Go?

SBSM ships an update every 2 months, and ASPN Go every 6 months. Most recently, SBSM was updated on September 17, 2026 and ASPN Go on September 23, 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.*