Comparison

OSRA vs NBDE Exam Prep

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

Head to head
About

OSRA

Features
Read full description

With a user-friendly interface, OSRA offers series of targeted questions to the clinician and will then present the relevant recommendations/ actions that should be carried out using the SDCEP guidelines. This will help streamline decision-making processes, improve clinician confidence and enhance patient safety by promoting evidence-based practice. This innovative app empowers health professionals and students alike to swiftly access and apply the most current, evidence-based recommendations. For professional use only OSRA is an advanced application tailored for use by dental professionals offering an evidence-based resource for planning treatments. It employs specialised medical terminology that may not be comprehensible to non-healthcare individuals. Consequently, it is not intended for use by the general public and should not be utilized by non-professionals in any manner. Use of ORSA OSRA is intended for use by qualified dental professionals who are responsible for determining the most appropriate management strategies in accordance with evidence-based guidelines. We encourage all professionals to engage in ongoing professional development as this app is designed to serve as a reference tool and is not a substitute for accredited training. All material within this app is produced following recognised guidelines and has been reviewed by numerous qualified health professionals. We do not accept liability for any errors within the app or any misuse of the provided material.

About

NBDE Exam Prep

Features
Read full description

Prepare confidently for your NBDE Part I & II exams with an all-in-one app built for future dentists. NBDE Exam Prep helps you master the full exam content through realistic questions, adaptive learning, and clear dental-based explanations. Why choose NBDE Exam Prep? β€’ Updated for 2025 NBDE standards β€’ Dentistry-focused question bank covering biomedical sciences, anatomy, pathology, pharmacology, dental anatomy & occlusion, operative dentistry, prosthodontics, oral surgery, radiology, endodontics, pediatric dentistry, perio & more β€’ Smart mock exams simulating real NBDE timing & difficulty β€’ Adaptive study plan that targets your weak areas β€’ Performance analytics to track progress over time β€’ Study offline anytime, anywhere Whether you’re preparing for Part I, Part II, or reviewing core dental sciences, NBDE Exam Prep gives you the structure and confidence you need to succeed. --- Have questions, problems or feedback? Reach out to us at support@edutrackers.com Terms of Use: https://edutrackers.com/page67526499.html Privacy Policy: https://edutrackers.com/privacy_policy

Screenshots

OSRA4 screens
NBDE Exam Prep4 screens

Verdict

The call

The clearest difference is in-app purchases: OSRA at none against NBDE Exam Prep's 5. OSRA also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). NBDE Exam Prep's advantage is update cadence (weekly vs every 13 months). On price and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. NBDE Exam Prep sells 5 in-app purchases, starting at $5.99 per 7 days. OSRA asks for nothing beyond the download.

UpkeepUpdate frequency

OSRA ships an update every 13 months, NBDE Exam Prep weekly. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

Scorecard4 real differences Β· 2 level
OSRA versus NBDE Exam Prep: the parameters behind the verdict, then further details
ParameterOSRANBDE Exam Prep
PriceFreeFree
Update frequencyEvery 13 monthsWeekly β€” better
AdsNo β€” betterYes
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS13.0 β€” better15.1
Further details β€” not scored
Size18 MB47 MB
Age rating12+4+
DeveloperQAppsIlia Chernikov

In-app purchases

None

OSRA

No in-app purchases

5 purchases

NBDE Exam Prep

Subscriptions5
  • Weekly$5.997 Days
  • Month3 Days trial$9.991 Month
  • 3 Month$19.993 Months
Show 2 more
  • 1 Month$29.991 Month
  • 3 Month$59.993 Months

Questions

Is OSRA free?
OSRA is free to download, with no in-app purchases.
Is NBDE Exam Prep free?
NBDE Exam Prep is free to download, with in-app purchases available.
Do OSRA or NBDE Exam Prep have ads?
NBDE Exam Prep shows ads; OSRA does not.
Which is updated more often, OSRA or NBDE Exam Prep?
OSRA ships an update every 13 months, and NBDE Exam Prep weekly. Most recently, OSRA was updated on September 14, 2026 and NBDE Exam Prep on September 9, 2026.

Other comparisons