# acmqueue vs Outpatient Coder Exam Prep

The clearest difference is update cadence: Outpatient Coder Exam Prep at every 3 months against acmqueue's every 11 months. acmqueue's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. acmqueue sells 23 in-app purchases, starting at $19.99 per year and Outpatient Coder Exam Prep sells 9 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

acmqueue ships an update every 11 months, Outpatient Coder Exam Prep every 3 months. The most recent releases landed on June 1, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | acmqueue | Outpatient Coder Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (8 ratings)](https://appshunter.io/ios/app/acmqueue/id1035354478/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 9.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | Freemium | — |
| Size | 78 MB | 50 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Association for Computing Machinery](https://appshunter.io/developer/405041865) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### acmqueue

[App page](https://appshunter.io/ios/app/acmqueue/id1035354478)

This publication offers in-depth technical articles and case studies for software engineers, focusing on emerging technologies and challenges. It provides critical insights to guide better engineering and design choices, keeping practitioners informed about the future of the field.

**Highlights:** In-depth technical articles, Case studies on emerging technologies, Focus on future challenges, Guidance for engineering and design, Bimonthly issues, Content for practitioners

**Features:** macOS Compatibility

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $19.99 | per year |
| September/October 2015 | $6.99 | one-time |
| November/December 2015 | $6.99 | one-time |
| January/February 2016 | $6.99 | one-time |
| May/June 2016 | $6.99 | one-time |
| September/October 2016 | $6.99 | one-time |
| November/December 2016 | $6.99 | one-time |
| March/April 2018 | $6.99 | one-time |
| November/December 2019 | $6.99 | one-time |
| September/October 2023 | $6.99 | one-time |
| November/December 2023 | $6.99 | one-time |
| January/February 2024 | $6.99 | one-time |
| March/April 2024 | $6.99 | one-time |
| November/December 2025 | $6.99 | one-time |
| January/February 2026 | $6.99 | one-time |
| September/October 2025 | $6.99 | one-time |
| July/August 2025 | $6.99 | one-time |
| May/June 2025 | $6.99 | one-time |
| March/April 2025 | $6.99 | one-time |
| January/February 2025 | $6.99 | one-time |
| November/December 2024 | $6.99 | one-time |
| July/August 2024 | $6.99 | one-time |
| May/June 2024 | $6.99 | one-time |


### Outpatient Coder Exam Prep

[App page](https://appshunter.io/ios/app/outpatient-coder-exam-prep/id6745689758)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| COC Weekly Full Access | $8.99 | per 7 days |
| COC Monthly Full Access | $24.99 | per month |
| COC Monthly Full Access | $34.99 | per month |
| COC Quarterly Full Access | $55.99 | per 3 months |
| COC Quarterly Full Access | $59.99 | per 3 months |
| COC Semiannual Full Access | $75.99 | per 6 months |
| COC Semiannual Full Access | $79.99 | per 6 months |
| COC Annual Full Access | $109.99 | per year |
| COC Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is acmqueue free?

acmqueue is free to download, with in-app purchases available.

### Is Outpatient Coder Exam Prep free?

Outpatient Coder Exam Prep is free to download, with in-app purchases available.

### Do acmqueue or Outpatient Coder Exam Prep have ads?

Neither acmqueue nor Outpatient Coder Exam Prep shows ads.

### Which is updated more often, acmqueue or Outpatient Coder Exam Prep?

acmqueue ships an update every 11 months, and Outpatient Coder Exam Prep every 3 months. Most recently, acmqueue was updated on June 1, 2026 and Outpatient Coder Exam Prep on May 19, 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.*