Moonlight Physicians vs ACP MKSAP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Moonlight Physicians
This platform directly connects physicians with healthcare facilities, enabling flexible work arrangements and eliminating intermediaries. Physicians can set their own rates and negotiate assignments, while hospitals gain direct access to professionals and save on staffing costs.
- Direct physician-facility connection
- Physicians set own rates
- Transparent 30% hospital booking fee
- Secure credentialing document storage
- In-app messaging for negotiation
- Included malpractice insurance
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Empowering Physicians and Hospitals to Work Directly: Moonlight is the revolutionary platform that connects physicians and healthcare facilities directly—eliminating middlemen and empowering both parties to build flexible, meaningful work arrangements. Whether you're a physician seeking extra income or a hospital looking to fill shifts, Moonlight makes it easy to connect, negotiate, and manage assignments in one place. MOONLIGHT - FEATURES: Search and book directly with no recruiters or staffing agencies Physicians can set their own rates, including travel and onboarding costs Hospitals only pay a transparent 30% booking fee, avoiding high agency costs Securely store and share credentialing documents In-app messaging for easy communication and negotiation Malpractice insurance coverage included for booked assignments A WORK MARKETPLACE DESIGNED FOR PHYSICIANS AND FACILITIES: Moonlight was built to provide freedom and flexibility for physicians, while helping healthcare facilities save on staffing costs. Physicians can set their own rates and choose assignments that fit their lifestyle, while hospitals have access to a broader pool of qualified professionals. FOR PHYSICIANS: Take control of your moonlighting opportunities. Set your rate, connect directly with facilities, and negotiate on your terms—all without the hassle of recruiters or agency fees. FOR HOSPITALS: Save time and money by connecting directly with physicians. Our transparent pricing structure keeps costs low, while our platform helps streamline communication and assignment management. HOW DOES IT WORK?: Sign Up: Create your profile as a physician or hospital. Connect: Physicians and hospitals can find each other through the platform based on availability and needs. Negotiate and Book: Use in-app messaging to negotiate rates and terms. Hospitals can book assignments directly with no middlemen. Credentialing and Insurance: Physicians' documents are securely stored and shared with hospitals upon booking, and malpractice insurance is covered for every assignment. Get to Work: Enjoy hassle-free moonlighting opportunities or staffing solutions, all on your terms. WHY CHOOSE MOONLIGHT?: Unlike traditional staffing agencies, Moonlight empowers you to take control. Physicians can earn more by setting their own rates, and hospitals save by avoiding high agency fees. With secure messaging, transparent pricing, and a marketplace designed for flexibility, Moonlight changes the way healthcare staffing works. COSTS: Moonlight's transparent pricing means physicians keep their full daily rate, and hospitals only pay a 30% booking fee on top of that rate. This cost-effective structure ensures maximum value for both parties. Take control of your work experience with Moonlight—the future of healthcare staffing.
ACP MKSAP
Access comprehensive internal medicine knowledge and practice exam-style questions offline. This app syncs your progress with the online version when connected to the internet. It's designed for physicians to stay updated on the latest evidence and enhance their clinical decision-making skills.
- Offline access to text and questions
- Thousands of exam-like multiple-choice questions
- Patient-based clinical scenarios
- Syncs progress with online version
- Includes figures, charts, and tables
- Targets knowledge gaps
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This app supplements the online version and is included with your ACP MKSAP subscription. Simply log in with your ACP or ACP MKSAP username and password. If you need assistance setting up your account, visit ACP Online. Some functionality within the app requires an active Internet connection. Your suggestions for future updates and enhanced features are welcome at mksap_editors@acponline.org. The new ACP Medical Knowledge Self-Assessment Program℠ (ACP MKSAP℠) provides you with the most current and critical information in the core of internal medicine and its subspecialties so you can stay aware of what you need to know as a practicing physician in internal medicine today. ACP MKSAP consists of well-researched text sections and thousands of exam-like multiple-choice questions along with hundreds of figures, charts, and tables to enhance your learning experience. ACP MKSAP's original, high-quality questions comprise patient-based clinical scenarios based on the latest evidence. Each question will challenge your decision-making, help you discover areas of strength, and target areas for you to update or acquire new knowledge. This app enables ACP MKSAP subscribers to read all of the text and answer all of the questions offline. When you are connected to the Internet, answers will sync automatically with the online version. The publisher of this app, the American College of Physicians, is the largest medical specialty organization in the United States with members in more than 145 countries worldwide. ACP membership includes 161,000 internal medicine physicians (internists), related subspecialists, and medical students. Internal medicine physicians are specialists who apply scientific knowledge and clinical expertise to the diagnosis, treatment, and compassionate care of adults across the spectrum from health to complex illness. Subscriber License Agreement: https://mksap.acponline.org/license
Screenshots
Verdict
The clearest difference is in-app purchases: Moonlight Physicians at none against ACP MKSAP's 1. ACP MKSAP's advantage is update cadence (every 10 days vs every 6 weeks) and ratings volume (16 vs 5). On price, rating, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. ACP MKSAP sells 1 in-app purchase, starting at $999.99 per year. Moonlight Physicians asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.2 for Moonlight Physicians against 4.2 for ACP MKSAP. Both are backed by a comparable volume of ratings — 5 and 16 respectively.
Moonlight Physicians ships an update every 6 weeks, ACP MKSAP every 10 days. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.
| Parameter | Moonlight Physicians | ACP MKSAP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) — better | 4.2 (16 ratings) |
| Positive reviews | — | 57.1% of reviews |
| Number of ratings | 5 | 16 — better |
| Update frequency | Every 6 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 540 MB |
| Age rating | 17+ | 17+ |
| Developer | Moonlight Physicians, Inc. | American College of Physicians |
Customer experience
Moonlight Physicians
ACP MKSAP
In-app purchases
Moonlight Physicians
No in-app purchases
ACP MKSAP
- Non-member in-app price$999.991 Year
Questions
Is Moonlight Physicians free?
Is ACP MKSAP free?
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