Prático Calculadoras

Calculate date differences, exact age, and time between events. Enter two dates — see days, weeks, months, and years between them. Free.

25 calculadoras

IMC, calorias, gordura corporal e calculadoras de fitness. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

120 calculadoras

Calculadoras de construção e renovação. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

31 calculadoras

Movimento, energia, eletricidade e calculadoras de física. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

32 calculadoras

Massa molar, pH, soluções e calculadoras de química. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

51 calculadoras

Armazenamento de dados, velocidade e calculadoras tecnológicas. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

64 calculadoras

Calculadoras de esportes, jogos e pontuações. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

18 calculadoras

Cálculos de engenharia e ferramentas técnicas. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

6 calculadoras

Calculadoras de temperatura, sensação térmica e tempo. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

3 calculadoras

Calculadoras de contagem de palavras, tempo de leitura e análise de texto. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

9 calculadoras

21 calculadoras

25 calculadoras

48 calculadoras

32 calculadoras

35 calculadoras

20 calculadoras

Calcule tinta, concreto, gesso acartonado, painéis solares e custos de reforma.

64 calculadoras

17 calculadoras

Evidence-based cardiology scoring tools for risk stratification, diagnosis, and treatment decisions in atrial fibrillation, ACS, heart failure, and more.

20 calculadoras

Kidney function calculators including GFR estimation, electrolyte correction, acid-base analysis, and dialysis adequacy tools.

20 calculadoras

Clinical calculators for diabetes management, thyroid function, adrenal disorders, hormonal assessment, and metabolic syndrome evaluation.

20 calculadoras

Clinical neurology tools for stroke risk, seizure classification, pain assessment, cognitive screening, and neurological scoring.

15 calculadoras

Evidence-based paediatric clinical tools for weight estimation, drug dosing, developmental assessment, and paediatric scoring systems.

20 calculadoras

Clinical calculators for pregnancy dating, foetal assessment, obstetric risk scoring, and gynaecological conditions.

20 calculadoras

Clinical haematology tools for anaemia evaluation, coagulation assessment, transfusion requirements, and blood disorder diagnosis.

15 calculadoras

Respiratory medicine calculators for lung function assessment, oxygenation, ventilation targets, and pulmonary risk stratification.

15 calculadoras

Clinical gastroenterology tools for liver disease scoring, GI bleeding risk, nutritional assessment, and bowel disorder evaluation.

15 calculadoras

Clinical oncology tools for cancer risk assessment, chemotherapy dosing, performance status scoring, and treatment toxicity grading.

15 calculadoras

Rapid clinical tools for emergency assessment, triage scoring, drug dosing, and critical care decision support.

20 calculadoras

Validated clinical scoring tools used across specialties for disease severity assessment, risk stratification, and outcome prediction.

15 calculadoras

26 calculadoras

21 calculadoras

21 calculadoras

12 calculadoras

7 calculadoras

9 calculadoras

9 calculadoras

8 calculadoras

12 calculadoras

21 calculadoras

18 calculadoras

Calculadoras indianas de GST, EMI e finanças. Resultado instantâneo com fórmula, exemplos e cálculo passo a passo. Calculadora gratuita online.

4 calculadoras

Calculadoras de carro para eficiência de combustível, carga EV e custos de viagem.

25 calculadoras

55 calculadoras

37 calculadoras

30 calculadoras

25 calculadoras

55 calculadoras

40 calculadoras

46 calculadoras

20 calculadoras

Electric vehicle range, charging cost, solar ROI, battery degradation, and clean energy savings calculators.

22 calculadoras

Remote work salary adjustment, home office tax deduction, commute savings, and work-from-home cost comparison calculators.

17 calculadoras

Pontuação CRS, loteria H1B, dias Schengen, Cartão Azul UE e calculadoras de pontos de visto para imigração e autorizações de trabalho em todo o mundo.

10 calculadoras

Ferramentas virais de orçamento da era TikTok: regra 50/30/20, desafios de não gastar, envelopes cheios de dinheiro, economias para não comprar nada e calculadoras de orçamento barulhentas.

5 calculadoras

Profit and fee calculators for online sellers: Etsy fees, Shopify costs, Amazon FBA, and product pricing markup. Built for handmade, dropshipping, and FBA sellers.

4 calculadoras

Trending health calculators: cold plunge protocol, sauna duration, heart rate training zones, carnivore diet macros, and gut health diversity scoring.

5 calculadoras

Trending food calculators: home vs cafe matcha, protein shake cost/nutrition, meal kit vs grocery, food delivery true cost, and homemade vs store-bought comparison.

5 calculadoras

Developer utilities: JWT decoder, SSL certificate expiry, Docker container size, SaaS unit economics, and API pricing tier calculators.

5 calculadoras

Skincare and beauty calculators: routine cost, product price per use, sunscreen reapplication, and ingredient concentration for actives.

4 calculadoras

Calculators built for ADHD and neurodivergent users: ADHD tax tracking, focus session planning, task paralysis prioritization, and sensory budget management.

4 calculadoras

Modern unit converters: crypto units (Wei/ETH, Satoshi/BTC), cooking conversions (air fryer, instant pot, plant milk), and lifestyle converters.

5 calculadoras

International sizing and lifestyle converters: ring sizes (US/UK/EU/JP), shoe sizes, bra sizes, and bedsheet thread count to GSM.

4 calculadoras

Maker and DIY converters: wire gauge (AWG/SWG/mm), sandpaper grit (CAMI/FEPA), and lumber dimension (nominal vs actual) with board feet calculations.

3 calculadoras

Modern lifestyle unit converters: commute time to salary cost, screen time to productivity cost, hourly to project rate, and timezone-adjusted salary purchasing power.

4 calculadoras

Medical and health unit converters: blood sugar (mg/dL ↔ mmol/L), medication units (mg/mcg/IU), and other clinical conversions for patients and healthcare providers.

2 calculadoras

Developer utility converters: JSON to CSV, Markdown to word count, and image resolution to AI vision tokens.

3 calculadoras

Environmental impact and sustainability converters: plastic usage to ocean impact, international grade systems, and more.

2 calculadoras

Financial calculators for freelancers and gig workers: retirement planning without employer match, invoice payment terms, and wage theft estimation.

3 calculadoras

TikTok-era viral finance calculators: doom spending, wealth gap visualizer, shrinkflation, quiet quitting cost, and greedflation price check.

5 calculadoras

Calculators for minimum wage living analysis and labor rights — survive on minimum wage assessment by city.

1 calculadoras

Calculators for 3D printing makers: print time, material cost, and filament usage estimation.

3 calculadoras

Calculators for tiny home and van life: build cost estimation, van conversion budgeting, and nomad lodging analysis.

3 calculadoras

Calculators for rideshare drivers, public transit comparison, coworking decisions, and remote work tax deductions.

4 calculadoras

Specialized calculators for numerology, lunar gardening, perimenopause symptom tracking, and HRT cost estimation.

4 calculadoras

Calculators for drone pilots: photography pricing and battery range estimation.

2 calculadoras

Modern real estate calculators: ADU ROI, rent increase affordability, and roommate rent splitting.

3 calculadoras

Modern parenting cost and decision calculators: childcare comparison, screen time, and feeding cost.

3 calculadoras

YouTube revenue, TikTok earnings, Patreon income, sponsorship rates, engagement metrics, influencer pricing, and platform monetisation calculators.

3 calculadoras

Gaming and digital media converters: virtual currency to USD, FPS to frame time, and bitrate to file size.

3 calculadoras

Gardening unit converters: seed spacing to yield estimates and soil amendment rate conversions.

2 calculadoras

Craft converters: yarn weight systems, knitting needle sizes, and fabric yardage to meters.

3 calculadoras

Audio converters for music producers: BPM to delay time and sample rate to file size with Nyquist info.

2 calculadoras

Lab science converters: pH to hydrogen ion concentration and radioactivity unit conversion.

2 calculadoras