# HepCalc vs Paperless Billing Pro

The clearest difference is update cadence: Paperless Billing Pro at every 2 days against HepCalc's every 2 months. 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.

HepCalc ships an update every 2 months, Paperless Billing Pro every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HepCalc | Paperless Billing Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/hepcalc/id586813135/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 14 MB | 4 MB |
| Requires iOS | 17.5 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Gary Poleynard MD](https://appshunter.io/developer/586813138) | [RAJANSHU VERMA](https://appshunter.io/developer/1880541583) |

## What reviewers say

### HepCalc

[App page](https://appshunter.io/ios/app/hepcalc/id586813135)

This medical app provides a comprehensive suite of liver-related calculators, web links, and clinical notes. It preserves entry data across calculators and allows for customization of web links and notes, making it a valuable tool for clinicians managing liver disease.

**Highlights:** Liver-related calculators, Preserves entry data, Customizable web links, Editable clinical notes, U.S. - SI units conversion, Integrated web references

**Features:** macOS Compatibility

**In-app purchases:** none


### Paperless Billing Pro

[App page](https://appshunter.io/ios/app/paperless-billing-pro/id6760844850)

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

**In-app purchases:** none


## Frequently asked questions

### Is HepCalc free?

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

### Is Paperless Billing Pro free?

Paperless Billing Pro is free to download, with no in-app purchases.

### Do HepCalc or Paperless Billing Pro have ads?

Neither HepCalc nor Paperless Billing Pro shows ads.

### Which is updated more often, HepCalc or Paperless Billing Pro?

HepCalc ships an update every 2 months, and Paperless Billing Pro every 2 days. Most recently, HepCalc was updated on November 1, 2026 and Paperless Billing Pro on October 31, 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.*