• Army Promotion Points Calculator (US)
    US Army promotion points calculator for Sergeant (E-5) and Staff Sergeant (E-6). Add weapons, ACFT, awards, education and training points, capped at 800.
  • Blood Alcohol Content (BAC) Calculator
    Estimate your blood alcohol content (BAC%) using the Widmark formula from drinks, body weight, gender, and time. Educational estimate — never drive after drinking.
  • Letter Grade from Percentage Calculator
    Convert a percentage score into a letter grade (A, B, C, D, F) instantly using the standard 90/80/70/60 grading scale, plus approximate GPA points.
  • Percentage to CGPA Calculator
    Convert your percentage into CGPA on a 10-point scale instantly using the standard CBSE formula CGPA = Percentage ÷ 9.5. Fast, free and accurate.
  • Test Score Percentage Calculator
    Convert correct answers out of total questions into a test score percentage instantly. Free, accurate grade calculator for any quiz or exam.
  • SAT Percentile Calculator
    Estimate your SAT total score percentile (US). Enter a 400–1600 score to see what percent of test-takers you scored higher than, based on national data.
  • VO2 Max Estimate Calculator (Cooper Test)
    Estimate your VO2 max from the Cooper 12-minute run test. Enter meters covered in 12 minutes to get your aerobic fitness score in mL/kg/min.
  • Scrabble Word Score Calculator
    Calculate the Scrabble score of any word using standard English letter values, double/triple word multipliers, letter bonuses, and the +50 bingo bonus.
  • Cricket Batting Average Calculator
    Calculate a cricket batting average instantly. Enter total runs scored and number of times out to get runs per dismissal, the standard batting metric.
  • NIHSS Stroke Scale Calculator
    Calculate the NIH Stroke Scale (NIHSS) by summing 11 neurological items for a total stroke severity score from 0 to 42 with category.
  • 3-Point Percentage Calculator
    Calculate basketball 3-point shooting percentage (3P%) from 3-pointers made and 3-point attempts. Instant, accurate, and free.
  • Soccer League Standings Calculator
    Build a soccer/football league standings table. Enter each team's W-D-L and goals to rank by points, then goal difference and goals scored.
  • Weighted Course Grade Calculator
    Calculate your overall course grade as a weighted average of assignments, quizzes and exams. Enter number or letter grades with weights — works even if weights do not total 100.
  • PHQ-9 Depression Score Calculator
    Calculate your PHQ-9 depression screening score (0–27) from the 9 standard items and see the matching severity band, from minimal to severe.
  • Gleason Score & Grade Group Calculator
    Calculate the prostate cancer Gleason score from primary and secondary patterns and convert it to the ISUP/WHO Grade Group (1–5).
  • QBR Calculator (NCAA Passer Rating)
    Calculate NCAA college football QBR / passer rating from completions, attempts, yards, touchdowns and interceptions using the official formula.
  • Required Final Exam Percentage Calculator
    Find out the exact percentage you need on your final exam to reach your target course grade, based on your current grade and the final's weight.
  • ACFT Points Needed to Pass Calculator
    Find how many ACFT points you still need to hit your target total and the average score required per remaining event. Quick US Army fitness planner.
  • APFT Sit-Up Score Calculator
    Calculate your US Army APFT sit-up score (0–100 points) from reps and age band. Find out if you pass the 2-minute sit-up event.
  • APFT Push-Up Score Calculator (US Army)
    Estimate your US Army APFT push-up score (0–100 points) from reps, age and gender. See points per rep, reps for a max score, and the pass threshold.
  • APFT 2-Mile Run Score Calculator
    Estimate your US Army APFT/IPFU 2-mile run score (0-100) by age group and gender. Enter your run time to get points instantly.
  • MMSE Calculator (Mini-Mental State Examination)
    Free Mini-Mental State Examination (MMSE) calculator. Add up the 7 domain scores to a total out of 30 and see normal, mild or severe impairment categories.
  • GRE Score Calculator
    Add your GRE Verbal (130–170) and Quant (130–170) scaled scores to get your total GRE score on the 260–340 scale, plus your position in the band.
  • Final Exam Impact Calculator
    Calculate your course grade after the final exam. Enter your current grade, expected final score, and final exam weight to see the impact instantly.