Comparison

Calcsharp Pro vs USMLE Mastery Step 1 Exam Prep

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calcsharp Pro

Features
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It uses a different approach from a conventional calculator, which is more natural to the way people calculate. When you calculate on a conventional calculator, each time you enter a new number you lose sight of the previous one. And if you make a mistake in the middle of a long expression, you have to start all over. In Calcsharp, you can see all of what you are calculating, and expressions can easily be edited and saved. Features: - Evaluate mathematical expressions step by step - Large number of built-in functions and operators - Large number of predefined mathematical and physical constants - Support for fractions - Supports for decimal, hexadecimal, octal and binary numbers - Works with "Infinity" and "Not-a-number" - Three kinds of parentheses - Unlimited size of expressions - Unlimited depth of nesting - Expression builder - Expression history - Three different chalkboard background (green, blue and black)

About

USMLE Mastery Step 1 Exam Prep

Prepare for the USMLE Step 1 exam with a comprehensive question bank and analytics. Master complex medical concepts with detailed explanations and track your progress across devices. Optimize your study strategy for exam success.

Highlights
  • 3,000+ board-style questions
  • Deep-dive rationales
  • Personalized analytics
  • Cross-device sync
  • Daily goal setting
  • Dark Mode and Notepad
Features
Read full description

Struggling with USMLE Step 1 prep? Get ahead with USMLE Mastery Step 1 Exam Prep, the comprehensive USMLE preparation app designed to turn complex medical concepts into intuitive knowledge. Whether you are a medical student at home or on clinical rotations, our platform bridges the gap between studying and mastering the step exam. By combining a high-yield Qbank with sophisticated analytics and seamless multi-device synchronization, we ensure that every minute you spend on USMLE preps brings you one step closer to your medical exam success. ■ USMLE PREP APP FEATURES: • 3,000+ Board-Style Questions: High-yield step 1 USMLE free and premium content. • Deep-Dive Rationales: Instant explanations for every med exam query. • Personalized Analytics: Track your mastery and identify weak spots. • Cross-Device Sync: Study anywhere; your progress is always updated. • Daily Goal Setting: Maintain consistency with custom study targets. • Student-Centric UI: Featuring Dark Mode and an integrated Notepad. ■ THE MOST COMPREHENSIVE USMLE STEP 1 QBANK Access a powerhouse of over 3,000+ board style questions meticulously crafted by experts. Our content is strictly aligned with the latest NBME and USMLE guidelines, covering 118 specialized topics. From Biochemistry to Neurology, this is the ultimate USMLE step 1 practice questions resource for the modern medical school journey. ■ BEYOND USMLE FLASHCARDS: DEEP CONCEPTUAL CLARITY Don’t just memorize facts like traditional USMLE flashcards. Our app provides in-depth explanations that aid in continuing medical education and long-term retention. By understanding the "why" behind every step 1 answer, you’ll build the clinical reasoning skills needed to outperform standard USMLE prep strategies. ■ SMART PROGRESS TRACKING & DATA ANALYTICS Stop guessing your readiness. Our medical student apps include advanced analytics to monitor your performance across all step1 categories. Identify exactly which organ systems need more attention so you can optimize your USMLE preparation app experience for maximum ROI. ■ USMLE COMPANION Think of this as your interactive USMLE step 1 book. With features like Dark Mode for late-night sessions and an integrated Notepad for jotting down first aid USMLE pearls, we’ve created a workspace that adapts to you. Whether you have five minutes or five hours, MEDizzy makes USMLE step prep flexible and efficient. USMLE Mastery Step 1 Exam Prep is more than just a question bank; it’s a strategic partner for every medical student. We provide the tools, the data, and the flexibility; you provide the ambition. Don't leave your step exam score to chance. ► Download USMLE Mastery Step 1 Exam Prep today and take the first definitive step toward acing your boards! _____________ DISCLAIMER The USMLE® is collaboratively administered by the FSMB® and the NBME®. MEDizzy LTD has no affiliation with, nor is it endorsed by, any of the mentioned organizations. All organization and test names are trademarks of their respective owners.

Screenshots

Calcsharp Pro4 screens
USMLE Mastery Step 1 Exam Prep4 screens

Verdict

The call

The clearest difference is price: USMLE Mastery Step 1 Exam Prep at Free against Calcsharp Pro's $1.99. Calcsharp Pro's advantage is in-app purchases (none vs 2) and update cadence (every 2 days vs every 3 weeks). On ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

USMLE Mastery Step 1 Exam Prep is free to download; Calcsharp Pro costs $1.99 up front. USMLE Mastery Step 1 Exam Prep sells 2 in-app purchases, starting at $49.99 per month. Calcsharp Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Calcsharp Pro ships an update every 2 days, USMLE Mastery Step 1 Exam Prep every 3 weeks. The most recent releases landed on September 22, 2026 and September 26, 2026 respectively.

Scorecard3 real differences · 6 level
Calcsharp Pro versus USMLE Mastery Step 1 Exam Prep: the parameters behind the verdict, then further details
ParameterCalcsharp ProUSMLE Mastery Step 1 Exam Prep
Price$1.99Free — better
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 2 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size4 MB68 MB
Age rating4+17+
DeveloperNikola StepanMEDizzy LTD

In-app purchases

None

Calcsharp Pro

No in-app purchases

2 purchases

USMLE Mastery Step 1 Exam Prep

Subscriptions2
  • Premium USMLE - 1 month$49.991 Month
  • Premium USMLE - 1 year$479.991 Year

Questions

Is Calcsharp Pro free?
Calcsharp Pro costs $1.99, with no in-app purchases.
Is USMLE Mastery Step 1 Exam Prep free?
USMLE Mastery Step 1 Exam Prep is free to download, with in-app purchases available.
Do Calcsharp Pro or USMLE Mastery Step 1 Exam Prep have ads?
Neither Calcsharp Pro nor USMLE Mastery Step 1 Exam Prep shows ads.
Which is updated more often, Calcsharp Pro or USMLE Mastery Step 1 Exam Prep?
Calcsharp Pro ships an update every 2 days, and USMLE Mastery Step 1 Exam Prep every 3 weeks. Most recently, Calcsharp Pro was updated on September 22, 2026 and USMLE Mastery Step 1 Exam Prep on September 26, 2026.

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