Build a focused block.
Choose a topic and build a question session around the areas you want to work on.
A calmer approach to USMLE study
A little more clarity. Every study day.
Doctor Dasha is a Ukrainian company building a USMLE question bank for Step 1, Step 2 CK and Step 3. Practice, understand the reasoning, and return to what you missed.
Small sessions. A clearer next step.
Medical exam preparationStep 1Step 2 CKStep 3
How the USMLE question bank works
Three small moves, repeated: practice a block, read the explanation, and revisit what you missed.
Read past the right answer.
Revisit explanations and make a note of the reasoning you want to remember.
Return to your mistakes.
Review missed questions and test what you remember.
Your next session, made simpler
More intention.
Less scattered study.
Track your practice and choose what to review next.
YOUR STUDY WORKSPACE01 / Practice
Start with a focused session.
Pick a subject, set the size of your question block, and give one area your attention.
Choose your topicOne clear starting point
BUILD YOUR PRACTICE
Create a test
Step 2 CK1Mode
TutorFeedback after each answer.
Timed90 seconds per question. Results after the block.
AdaptivePrioritize recent errors and weaker systems.
2Question set
UnusedAll questions
3Systems
All systems
YOUR BLOCKStep 2 CK
- Mode
- Tutor
- Question set
- Unused
- System
- All systems
3sample questions
Preview onlyREVIEW & SUPPORT
Mistake notebook
Turn a difficult question into something you understand.A fresh page.
Questions you miss will appear here. Correct them in a later session to clear them from the active list.
Empty demo notebookREADY TO REVIEW
Premade flashcards
Choose a deck, recall the answer, then rate it.0 due · 36 not scheduled yetSample data
Find a deck
Find a deck
Subject
All subjects
System
All systems
PHYSIOLOGY
Cardiovascular essentials
6 cards · 0 duePHYSIOLOGY
The nephron & fluid balance
6 cards · 0 dueDraft educational content; clinical review pending.
Simple, accessible pricing
Find your plan
7-day trial
Find a study rhythm that works for you.
$25 USD / 3 months
$39 USD / 6 months
$67 USD / 12 months
- Practice questions with explanations
- Progress tracking and mistake review
- Recall practice
All prices in USD.
10% off for learners in Ukraine
Prices for learners in Ukraine include a 10% discount.
3 months: $22.50 · 6 months: $35.10 · 12 months: $60.30
Compare your options
Plan price comparison.
| Platform | Includes | Listed price (USD) |
|---|---|---|
 Doctor Dasha | Question practice, explanations and mistake review. | $67 / year |
 AMBOSS | Library + Qbank bundle. Check the Qbank access term and renewal price. | Listed bundle: $448 |
 UWorld Step 1 & Step 2 CK | Step 1 or Step 2 CK QBank. Each exam is sold separately. | Approx. $587 / year equivalent Standard QBank: $579 for 360 days per exam. |
| Mehlman Medical | Free high-yield study resources and videos; paid exam-specific QBanks. | Step 1 Qbank from $579 / year Fast-Track Premium: 365 days. Other plans priced separately. |
 iMD Medical Resources | QBanks and lectures. | $75 / year |
 Coursology | AI notes, quizzes and flashcards. | Approx. $150 / year Annual promotional offer. |
Mehlman Medical checked October 22, 2026. AMBOSS checked October 21, 2026. Other prices checked October 11, 2026. Access periods and renewal terms differ.
A Ukrainian company
Clearer study. Within reach.
We believe medical exam preparation should be clear, manageable and accessible. Doctor Dasha brings question practice and review into one study routine.
Questions before you start
How does mistake review work?
Review missed questions, read the explanations, and try again.
What exams can I study for?
Step 1 / Step 2 CK / Step 3
Can I study in my preferred language?
You can choose the interface language. Question translation availability varies by saved version.
Which plan should I choose?
Choose 3, 6 or 12 months to fit your study schedule.
How many questions are being prepared?
The development library contains 7,315 question records: Step 1: 3,004; Step 2 CK: 2,346; Step 3: 1,965. These totals include content awaiting review and are not a count of questions available to subscribers.
Which questions count toward a score?
A question version needs a recorded physician review before it can count toward a score. The library is still being prepared.
Can I use it offline?
The web app needs an internet connection for account access and cloud data. Offline access is not promised.