# Oncall for Interns vs h.prime

The clearest difference is price: h.prime at Free against Oncall for Interns's $2.99. h.prime also leads on review sentiment (33% vs 0%). Oncall for Interns's advantage is update cadence (every 4 days vs fortnightly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

h.prime is free to download; Oncall for Interns costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oncall for Interns ships an update every 4 days, h.prime fortnightly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Oncall for Interns | h.prime |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Paid | **Free** |
| Size | 4 MB | 36 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Omid Nazifi](https://appshunter.io/developer/1208952331) | [JAM Web Services](https://appshunter.io/developer/978597663) |

## What reviewers say

### Oncall for Interns

[App page](https://appshunter.io/ios/app/oncall-for-interns/id1212179554)

A medical guide for junior doctors, offering quick access to common on-call scenarios. It details causes, examinations, investigations, and management for nurse calls.

**Highlights:** Common on-call situations, Causes of calls, Examination guidelines, Investigation protocols, Management strategies

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

**In-app purchases:** none


### h.prime

[App page](https://appshunter.io/ios/app/hprime/id1507902969)

This app streamlines administrative tasks for medical trainees by consolidating performance data into a centralized online system. It simplifies the process of managing trainee feedback and assessments, saving significant time compared to manual methods.

**Highlights:** 360 Multi-Score Feedback Form, Prevocational PGY 1/2/3+ Management, Centralized online system, Consolidates trainee performance, Saves administrative time

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

**In-app purchases:** none


## Frequently asked questions

### Is Oncall for Interns free?

Oncall for Interns costs $2.99, with no in-app purchases.

### Is h.prime free?

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

### Do Oncall for Interns or h.prime have ads?

Neither Oncall for Interns nor h.prime shows ads.

### Which is updated more often, Oncall for Interns or h.prime?

Oncall for Interns ships an update every 4 days, and h.prime fortnightly. Most recently, Oncall for Interns was updated on October 29, 2026 and h.prime on October 24, 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.*