Blood Group Calculator
Quickly determine blood compatibility for donation and transfusion with our easy-to-use free online blood group calculator.

Check It Yourself
About This Tool
This Blood Group Calculator helps users instantly identify compatible blood types for transfusion based on ABO and Rh factors. Ideal for healthcare professionals, blood banks, students, and donors, it simplifies complex compatibility rules into an easy input form and instant results. Users select or input their blood type, and the tool displays compatible donor or recipient types, helping ensure safe blood transfusions.
The calculator adheres to standard transfusion guidelines: for example, type O- is universal donor, AB+ is universal recipient, and other combinations follow established medical compatibility rules. Advanced options include viewing detailed charts, saving previous results, and exporting data. The clean design and accessibility features make it suitable for all users, including those with disabilities. It streamlines blood compatibility assessments, minimizes errors, and educates users about blood types and potential cross-matching considerations.
How to Use
1. Select or enter your blood type (ABO and Rh).
2. Review instantly generated compatible blood types.
3. Use options to copy, share, or view detailed charts.

FAQs/Additional Resources
Find Quick Answers
How does the blood group compatibility calculator work?
Can I check compatibility for rare blood types?
Is the tool suitable for professional medical use?
Can I export or share results?
Is this tool compliant with medical safety standards?
User Reviews
See What Others Are Saying
Explore Related Tools
More Solutions for Your Needs
JLPT Calculator
A free online tool to estimate JLPT scores, recommend levels, and help learners track progress on Japanese language proficiency exams.
JLCPCB Calculator
Quickly generate PCB footprints and cost estimates with our free JLCPCB calculator, designed for electronic hobbyists, engineers, and PCB designers.
Your Feedback Matters
Help Us to Improve