# Opbill vs Zed Doctor

The clearest difference is review sentiment: Zed Doctor at 100% against Opbill's 25%. Opbill's advantage is iOS requirement (13.0 vs 15.0). 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.

Opbill ships an update every 2 months, Zed Doctor every 3 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | Opbill | Zed Doctor |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 29 MB | 31 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [OpAlert PTY LTD](https://appshunter.io/developer/1207142678) | [Zed Technologies](https://appshunter.io/developer/502827504) |

## What reviewers say

### Opbill

[App page](https://appshunter.io/ios/app/opbill/id1207142679)

Streamline your medical billing process by photographing hospital stickers and submitting claims for various patient types. This app simplifies inpatient billing for surgeons, assistants, and physicians, supporting multiple health funds and government payers.

**Highlights:** Photo submission of hospital stickers, Add items and submit claims, Supports inpatient billing, Accepts various health funds and payers, Pre-select frequently used items, Secure payment processing

**Features:** macOS Compatibility

**In-app purchases:** none


### Zed Doctor

[App page](https://appshunter.io/ios/app/zed-doctor/id1390893911)

Securely access and view medical images on your smartphone. Designed for healthcare professionals, it offers fast and reliable image retrieval for efficient patient care.

**Highlights:** Fast medical image access, Secure smartphone viewing, Designed for doctors, Reliable image retrieval

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Opbill free?

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

### Is Zed Doctor free?

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

### Do Opbill or Zed Doctor have ads?

Neither Opbill nor Zed Doctor shows ads.

### Which is updated more often, Opbill or Zed Doctor?

Opbill ships an update every 2 months, and Zed Doctor every 3 months. Most recently, Opbill was updated on November 2, 2026 and Zed Doctor on November 2, 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.*