Practical calculators and utilities for health, money, school, work, and everyday life — ready when you are.
The complete toolkit
Every AfriWidget calculator and utility is organized below, with a clear starting point for whatever you are working on.
01 / Learn & qualify
Track weighted semester grades and see your cumulative GPA instantly.
Launch toolEstimate a tertiary admission aggregate from core subjects and electives.
Launch toolEstimate Senior High School placement aggregate from BECE results.
Launch toolExplore a planning estimate for BECE school placement pathways.
Launch toolCombine a Nigerian UTME score and O’Level grades for admission planning.
Launch toolTrack weighted university GPA across 4.0 and 5.0 grading scales.
Launch toolConvert six Matric or NSC percentages into an APS planning estimate.
Launch toolEstimate Kenyan subject points, aggregate, and mean grade for planning.
Launch toolCompare JAMB or WASSCE scores with course planning baselines.
Launch toolReview O’Level subject combinations for selected university courses.
Launch toolIdentify a KCSE planning tier from your overall performance.
Launch toolCheck a South African NATED subject pass estimate and average.
Launch toolTranslate IGCSE or A-Level grades into an indicative GPA range.
Launch tool02 / Plan ahead
Model savings and investment growth across time, rates, and contributions.
Launch toolCalculate percentages, discounts, markups, and percentage change quickly.
Launch toolEstimate monthly home-loan payments, interest, and total borrowing cost.
Launch toolCompare a target rent with income using practical affordability guidelines.
Launch toolEstimate transaction fees and the amount to request or receive.
Launch toolWork out gross profit, margin, markup, and selling price from your costs.
Launch toolTranslate an hourly rate into weekly, monthly, and annual salary estimates.
Launch tool03 / Know your numbers
Understand body mass index, basal metabolism, and daily energy needs.
Launch toolEstimate a weight-based liquid paracetamol or ibuprofen dose in millilitres.
Launch toolEstimate cycle dates, fertile window, and ovulation peak privately.
Launch toolBuild a daily hydration goal from body weight, exercise, and climate.
Launch toolCompare estimated maintenance calories with a measured weight-loss target.
Launch toolCheck a basic donation eligibility screen and earliest re-donation date.
Launch tool04 / Get things done
Create a polished invoice with line items, tax, discount, currency, and PDF export.
Launch toolEstimate silent reading and spoken presentation duration from your text.
Launch toolConvert case, clean lines, strip HTML, and copy polished text.
Launch toolResize and convert images privately with browser-based Canvas tools.
Launch toolGenerate a click-to-chat link and downloadable QR code in seconds.
Launch toolCreate crawler rules, exclusions, AI bot controls, and sitemap declarations.
Launch toolBuild a downloadable sitemap.xml from full page URLs in your browser.
Launch toolMeasure metadata width and preview Google-style title and description truncation.
Launch tool06 / Everyday answers
Find your exact age in years, months, and days, plus your next birthday.
Launch toolConvert length, weight, temperature, area, and volume units instantly.
Launch toolCount words, characters, sentences, and reading time as you write.
Launch toolAfriWidget is a free, browser-based platform that puts practical calculations and intelligent explanations directly into your hands — with no app downloads, no sign-ups, and absolutely no hidden fees. We believe that access to high-quality information and useful tools should not be a privilege reserved for a few.
Whether you are planning a WASSCE or BECE aggregate, calculating your cumulative GPA, understanding your child's body mass index, or planning a savings strategy, AfriWidget provides the calculations, explanations, and insights you need to make confident, data-informed decisions.
Our platform was born from the recognition that millions of Africans — and people worldwide — lack access to the personalized financial advisors, nutrition coaches, and academic counselors that wealthier demographics take for granted. AfriWidget closes that gap, one smart widget at a time.
Most calculations stay in your browser. Finance and Education tools may send limited calculation context through our secure Groq proxy for an AI insight, but we have no user accounts or calculator-submission database and do not use calculator inputs for advertising targeting.
AfriWidget is built for users across Africa and the developing world. Our tools work on low-bandwidth connections and older devices. No app store. No premium tier. No paywalls. Just knowledge, freely accessible.
Our tools go beyond simple math. Local logic and Groq-powered Finance and Education insights explain what your results mean, why they matter, and what steps you can take next — translating numbers into real-world guidance.
AfriWidget organizes its tools into six powerful domains, each packed with calculators, guides, and optional realtime AI guidance designed to move you forward.
Understand your body metrics with clinical-grade calculators. Track BMI, compute your BMR, find your ideal caloric intake, and receive browser-based health guidance based on WHO standards.
Explore Health Tools →Plan your financial future with precision. Compute compound interest, model investment growth, analyze savings milestones, and unlock optional Groq-powered strategies for building wealth at any income level.
Explore Finance Tools →Calculate mortgage payments, estimate rent affordability using the 30% rule and 50/30/20 framework, and receive AI-powered insights on housing costs, debt-to-income ratios, and smart home-buying decisions.
Explore Housing Tools →Calculate payment processor fees for PayPal, Stripe, and Square. Compute profit margins and markups. Convert hourly rates to annual salary equivalents — essential tools for entrepreneurs, freelancers, and e-commerce sellers.
Explore Business Tools →Create a polished invoice with line items, tax, discount, currency, and a browser-generated PDF.
Create an Invoice →Empower your academic journey with our cumulative GPA calculator, course-load optimizer, and study planning tools. Receive personalized AI suggestions to maintain scholarship eligibility and achieve your goals.
Explore Education Tools →Plan WASSCE tertiary admission, BECE placement, KCSE pathways, O’Level subjects, NATED passes, and international GPA decisions with focused academic tools.
Explore Admissions Tools →Start with any of our free AI-powered tools and transform how you approach health, money, and education today.