# On Call Central vs Hersco

The clearest difference is rating: Hersco at 5.0 against On Call Central's 4.0. On Call Central's advantage is ratings volume (11 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Hersco holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 11 and 3 respectively.

On Call Central ships an update every 3 weeks, Hersco every 2 weeks. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | On Call Central | Hersco |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (11 ratings)](https://appshunter.io/ios/app/on-call-central/id1168997000/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/hersco/id1562078506/reviews)** |
| Number of ratings | **11** | 3 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 55 MB | 94 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Acumantra Solutions, Inc.](https://appshunter.io/developer/311986147) | [iOrthotics Pty Ltd](https://appshunter.io/developer/1501635887) |

## What reviewers say

### On Call Central

[App page](https://appshunter.io/ios/app/on-call-central/id1168997000)

Access and manage your medical on-call messages and schedules directly from your mobile device. Respond to messages, initiate calls to patients and colleagues, and update your contact preferences seamlessly.

**Highlights:** Listen to on-call messages, Respond to messages, Place direct calls, View call schedule, Update contact preferences

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Hersco

[App page](https://appshunter.io/ios/app/hersco/id1562078506)

This medical app enables podiatrists to create precise 3D scans of patient feet using a 3D Structure scanner and iPad. Scans and accompanying photos are stored in a Hersco account for later custom orthotic prescription.

**Highlights:** 3D foot scanning, Patient management, Custom orthotic prescription, Secure cloud storage, iPad integration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is On Call Central free?

On Call Central is free to download, with no in-app purchases.

### Is Hersco free?

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

### Which has better reviews, On Call Central or Hersco?

Hersco is rated higher. On Call Central averages 4.0 out of 5 from 11 ratings, while Hersco averages 5.0 from 3 ratings.

### Do On Call Central or Hersco have ads?

Neither On Call Central nor Hersco shows ads.

### Which is updated more often, On Call Central or Hersco?

On Call Central ships an update every 3 weeks, and Hersco every 2 weeks. Most recently, On Call Central was updated on October 3, 2026 and Hersco on October 7, 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.*