# eGFR vs CrCl

The clearest difference is update cadence: eGFR at fortnightly against CrCl's every 5 months. CrCl's advantage is iOS requirement (9.0 vs 16.4). 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.

eGFR ships an update fortnightly, CrCl every 5 months. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | eGFR | CrCl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/egfr-app/id979256759/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free | — |
| Size | 35 MB | 13 MB |
| Requires iOS | 16.4 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Christian Schramm](https://appshunter.io/developer/372862438) | [UIT Ciudad Real](https://appshunter.io/developer/1536466276) |

## What reviewers say

### eGFR

[App page](https://appshunter.io/ios/app/egfr-app/id979256759)

Calculate glomerular filtration rate (GFR) using various formulas for different age groups. Provides information on kidney disease classification and risk minimization. Always consult a doctor for medical decisions.

**Highlights:** GFR calculation, Schwartz formula for children, CKD-EPI, MDRD, Cockcroft formulas, Information on kidney disease, Risk minimization guidance

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

**In-app purchases:** none


### CrCl

[App page](https://appshunter.io/ios/app/crcl/id1172469227)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eGFR free?

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

### Is CrCl free?

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

### Do eGFR or CrCl have ads?

Neither eGFR nor CrCl shows ads.

### Which is updated more often, eGFR or CrCl?

eGFR ships an update fortnightly, and CrCl every 5 months. Most recently, eGFR was updated on October 16, 2026 and CrCl on October 11, 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.*