# NephRef vs ASPN Go

The clearest difference is update cadence: NephRef at every 10 days against ASPN Go's every 6 months. NephRef also leads on iOS requirement (11.0 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.

NephRef ships an update every 10 days, ASPN Go every 6 months. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | NephRef | ASPN Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nephref/id1486749987/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 6 months |
| Monetization | Free | — |
| Size | 44 MB | 55 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Media Foundations LLC](https://appshunter.io/developer/589717539) | [The American Society of Pediatric Nephrology](https://appshunter.io/developer/1733265245) |

## What reviewers say

### NephRef

[App page](https://appshunter.io/ios/app/nephref/id1486749987)

This medical reference tool aids physicians and advanced practitioners in managing patients with kidney disease. It provides quick access to educational resources and guidance on patient referral, urgency, and interval management.

**Highlights:** Kidney disease patient care guidance, Referral management, Urgency assessment, Interval management, Educational resources access

**Features:** macOS Compatibility

**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 NephRef free?

NephRef 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 NephRef or ASPN Go have ads?

Neither NephRef nor ASPN Go shows ads.

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

NephRef ships an update every 10 days, and ASPN Go every 6 months. Most recently, NephRef was updated on September 18, 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.*