Comparison

RadOnc Reference vs Rad Onc Oral Board Sim

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

Head to head
About

RadOnc Reference

A comprehensive iPhone reference tool for Radiation Oncologists, offering quick access to essential clinical information. It includes cancer staging, contouring atlases, DVH constraints, calculators, medications, and ICD-9 codes.

Highlights
  • Cancer Staging
  • Contouring Atlases
  • DVH Normal Tissue Constraints
  • Clinical Calculators
  • Prescribed Medications
  • Oncology ICD-9 Codes
Features
Read full description

Introducing the first comprehensive iPhone reference application for Radiation Oncologists and designed by a RadOnc. This light-weight app provides fast access to the following reference materials: - Cancer Staging - Contouring Atlases - DVH normal tissue contraints - Pertinent clinical calculators (eg. GBM RPA) - Commonly prescribed medications - Oncology ICD9 codes This project is intended to be a collaborative effort. Feedback and suggestions from the RadOnc community will directly inform new development efforts.

About

Rad Onc Oral Board Sim

Practice speaking your clinical responses to AI-generated cases for radiation oncology oral board exams. Get instant, personalized feedback on your strengths, knowledge gaps, and study tips. Track your progress and access a comprehensive reference library for efficient preparation.

Highlights
  • AI-generated unique cases
  • Voice input and auto-transcription
  • Personalized feedback and scoring
  • Progress tracking by disease site
  • Authentic 5-step board format
  • Comprehensive reference library
Features
Read full description

MASTER YOUR RAD ONC ORAL BOARDS - SPEAK YOUR ANSWERS OUT LOUD Rad Onc Oral Board Sim (RadOnc OBS) is the most advanced AI prep tool for rad onc oral exams worldwide. Practice speaking your clinical responses to infinite unique cases and get instant, personalized feedback. SPEAK YOUR ANSWERS - LIKE REAL BOARDS The secret to oral exam success? PRACTICE SPEAKING. • Voice Input - Speak naturally, just like the real exam • Auto-Transcription - Your words captured and evaluated • Follow-Up Questions - AI probes based on your responses • Build Confidence - Master articulating clinical reasoning Stop studying silently. Start practicing like you'll be tested! INFINITE UNIQUE CASES Every case is freshly generated by advanced AI. Never repeat the same scenario. • Always New - Unlimited variety • All Disease Sites - Complete rad onc coverage • Evidence-Based - NCCN guidelines and landmark trials • Endless Practice - No limits Traditional question banks? You memorize. RadOnc OBS? You reason. PERSONALIZED FEEDBACK AI analyzes YOUR specific responses: • Strengths - What you got right • Gaps - What you missed • Study Tips - Tailored to YOUR weak areas • Evidence - Which trials to reference • Scoring - Clinical Reasoning 40%, Knowledge 30%, Safety 20%, Communication 10% Not generic explanations. Feedback designed for YOU. TRACK YOUR PROGRESS • Performance by Disease Site • Score Trends Over Time • Case History Review • Goal Tracking AUTHENTIC BOARD FORMAT 5-step structure matching real exams: 1. History Taking 2. Diagnostic Workup 3. Staging 4. Treatment Planning 5. Follow-up and Surveillance COMPREHENSIVE REFERENCE LIBRARY Quick access to essential board knowledge: • Landmark Trials - GOG-92, GOG-109, RTOG-0415, PORTEC-1/2/3, EORTC trials • Clinical Guidelines - NCCN recommendations by disease site • OAR Constraints - QUANTEC dose limits for critical organs Everything you need in one place for efficient preparation. FREE TO START • 3 Free Credits - Try immediately • No Credit Card Required • Free Sections - Breast, CNS, GI always free AFFORDABLE OPTIONS • Credit Packs - 10, 20, or 50 cases • Monthly - $19.99 unlimited • Yearly - $149.99 unlimited WHO USES THIS? • Rad Onc Residents - Initial certification • Attending Physicians - Oral exam prep or refresher • Medical Students - Exploring specialty WHY VOICE MATTERS Oral boards test different skills than written exams. You must verbalize complex clinical reasoning under pressure. Most residents study silently but test orally - a critical mismatch. RadOnc OBS bridges this gap by making voice practice the default. Speaking out loud reveals gaps that silent reading masks. When you must explain reasoning aloud, unclear thinking becomes obvious. This forces deeper learning and better retention. INFINITE VARIETY ADVANTAGE Traditional question banks offer 500-1000 fixed cases. You recognize scenarios and recall memorized answers rather than reasoning through problems. RadOnc OBS generates fresh cases every time. You can't memorize your way through. You must develop true clinical reasoning skills. The app trains you to think and speak like a board-certified radiation oncologist. Each case challenges you to demonstrate comprehensive knowledge while articulating clear, evidence-based rationale. Educational purposes only. Not medical advice. AI content may contain errors - verify with authoritative sources. © 2026 Navid Fallahi. All rights reserved. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://radonc-obs.netlify.app/privacy

Screenshots

RadOnc Reference4 screens
Rad Onc Oral Board Sim4 screens

Verdict

The call

The clearest difference is in-app purchases: RadOnc Reference at none against Rad Onc Oral Board Sim's 5. RadOnc Reference also leads on ratings volume (45 vs 3) and device support (3 vs 1). Rad Onc Oral Board Sim's advantage is update cadence (every 5 days vs every 2 months) and rating (5.0 vs 4.7). On price and ads 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

Both are free to download. Rad Onc Oral Board Sim sells 5 in-app purchases, starting at $19.99 per month. RadOnc Reference asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Rad Onc Oral Board Sim holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: RadOnc Reference has 45 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

RadOnc Reference ships an update every 2 months, Rad Onc Oral Board Sim every 5 days. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

Scorecard7 real differences · 3 level
RadOnc Reference versus Rad Onc Oral Board Sim: the parameters behind the verdict, then further details
ParameterRadOnc ReferenceRad Onc Oral Board Sim
PriceFreeFree
Rating4.7 (45 ratings)5.0 (3 ratings) — better
Positive reviews80.0% of reviews—
Number of ratings45 — better3
Update frequencyEvery 2 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS6.0 — better17.6
Further details — not scored
Size6 MB20 MB
Age rating12+17+
DeveloperPretesh PatelNAVID FALLAHI

Customer experience

RadOnc Reference

All ratings45 ratings
Positive93.3%
Neutral2.2%
Negative4.4%
Written reviews25 reviews
Positive80.0%
Neutral4.0%
Negative16.0%

Rad Onc Oral Board Sim

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

RadOnc Reference

No in-app purchases

5 purchases

Rad Onc Oral Board Sim

Subscriptions2
  • Monthly Unlimited$19.991 Month
  • Yearly Unlimited$149.991 Year
One-time3
  • 10 Case Credits$9.99
  • 20 Case Credits$17.99
  • 50 Case Credits$39.99

Questions

Is RadOnc Reference free?
RadOnc Reference is free to download, with no in-app purchases.
Is Rad Onc Oral Board Sim free?
Rad Onc Oral Board Sim is free to download, with in-app purchases available.
Which has better reviews, RadOnc Reference or Rad Onc Oral Board Sim?
Rad Onc Oral Board Sim is rated higher. RadOnc Reference averages 4.7 out of 5 from 45 ratings, while Rad Onc Oral Board Sim averages 5.0 from 3 ratings.
Do RadOnc Reference or Rad Onc Oral Board Sim have ads?
Neither RadOnc Reference nor Rad Onc Oral Board Sim shows ads.
Which is updated more often, RadOnc Reference or Rad Onc Oral Board Sim?
RadOnc Reference ships an update every 2 months, and Rad Onc Oral Board Sim every 5 days. Most recently, RadOnc Reference was updated on October 20, 2026 and Rad Onc Oral Board Sim on October 10, 2026.

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