Interactive tools, games, and calculators

All projects — page 1 of 22

• Cellio — Agar.io clone

  Cellio — Agar.io clone — interactive web project on ByteBoost.

  Tools & utilities · Everyday life

• Accommodate — Request Workplace Medical Accommodation Email (No Diagnosis)

  Generate a ready-to-send, condition-agnostic email that invokes your legal right to a workplace accommodation while keeping your diagnosis private. Free, four languages, under 30 seconds.

  Generators & makers · Work & productivity

• Act Fast — Test Your Emergency Instincts

  A 60-second preparedness game. See an emergency scenario, rank the five most important actions before time runs out, then discover the correct expert protocol with cited explanations from FEMA, Red Cross, CDC, and NFPA.

  Games & challenges · Safety & emergencies

• After-School Match: Find the Perfect Activity for Your Kid

  Fill out that after-school form in 30 seconds. Match your child

  Tools & utilities · Sports & fitness

• Additive Check — EFSA, FDA & WHO Food Additive Safety Search

  Search any food additive or E-number and see EFSA, FDA, and WHO safety stances side by side on one screen with sources. Make a quick, informed grocery decision.

  Checkers & references · Food & drink

• After Shake — Earthquake Aftershock Estimate & Safety Checklist

  Enter an earthquake magnitude to instantly get a statistical aftershock estimate: expected count, likely largest aftershock, and decay timeline. Based on Omori

  Calculators · Safety & emergencies

• Pet Vax Check: Is This Post-Vaccine Symptom Normal or an Emergency?

  A time-specific go/wait decision tool for post-vaccination symptoms in pets. Select vaccine, enter hours since shot, and tap symptoms for an instant, caution-biased verdict.

  Checkers & references · Health & body

• Age Gauge — Train Your Age Intuition in 2 Minutes

  Daily 5-item age guessing game with verified sources. Discover if you systematically overestimate or underestimate ages with your personal bias meter.

  Trainers & drills · Travel & transport

• Agree Quiz — Sync with yesterday-you in 90 seconds

  A daily 5-question quiz where you race against your own past answers. Pick fast, see what yesterday-you chose, and match theirs or hold your ground.

  Quizzes & personality tests · Sports & fitness

• AI Confide — Check Before You Share With an AI Chatbot

  A pre-share privacy checker for AI chatbot users. Pick a topic and instantly see a five-badge risk grid with honest yes/no answers and one concrete safer alternative.

  Checkers & references · Science & space

• 🫀 AI Gov Pulse — The People Decide What AI Decides

  A living, crowdsourced platform where 127,000+ citizens vote on how much decision-making power artificial intelligence should wield — from research gates to justice systems. Vote, simulate, and shape the rules before AI writes them itself.

  Calculators · Science & space

• AI Legal Red Flags — 20 Documented Hallucination Patterns

  A browsable catalog of 20 AI legal hallucination patterns — each with an anonymized real example, plain-language explanation, source citation, and fix checklist.

  Checkers & references · Law, rights & politics

• AI or Human — Test Your AI Calibration in 60 Seconds

  A 60-second game: guess whether AI or humans perform better at 30 real tasks from published benchmarks. Get your personal calibration profile.

  Games & challenges · Science & space

• AI Pattern Lens - See and Fix AI Text Patterns

  Transparent AI pattern recognition tool. Paste your text and see highlighted patterns with plain explanations and rewrite examples.

  Tools & utilities · Science & space

• AI Signs — 8 Signs a Text Is AI-Generated, Ranked

  A free one-screen reference listing 8 structural signs of AI-generated text, ranked by reliability. Each sign comes with a one-sentence explanation and a before/after example so you can judge any text yourself — no detectors, no uploads, no black-box scores.

  Checkers & references · Science & space

• 🔍 AI Trust Index — Transparency scorecard for frontier models

  The AI Trust Index is a public scorecard measuring how transparent today

  Tools & utilities · Science & space

• Aid Diversion Checker — Score Project Diversion Risk in 60 Seconds

  Aid Diversion Checker lets individual donors and small funders vet specific project proposals before sending money. Enter six project details and get an instant risk card with cited risk flags, mitigation steps, and historical precedents from UN, World Bank, Transparency International data.

  Checkers & references · Safety & emergencies

• Aid Fast — First aid steps in 5 seconds, no ads

  See first aid steps in 5 seconds — no ads, no scrolling, no panic. Tap the emergency type and instantly see 3-5 clear steps in large text. Sourced from Red Cross, WHO, and AHA guidelines.

  Checkers & references · Safety & emergencies

• Aid Pick — Daily First Aid Quiz

  Test your first aid instincts in 2 minutes. Aid Pick reveals which common sense responses are actually dangerous, sourced from Red Cross and Mayo Clinic guidelines.

  Quizzes & personality tests · Safety & emergencies

• Aid Tap — 60-Second First-Aid Reflex Test

  A free 60-second browser game that trains your split-second first-aid reflex. See an emergency, tap the right first action, beat your personal best. Sourced from Red Cross and WHO.

  Trainers & drills · Safety & emergencies

• Air Alert Drill — Test Your Safety Reflex in 60 Seconds

  A 60-second solo drill game that tests your air alert reactions across home, work, transit, and driving scenarios. Build muscle memory and track your personal best.

  Trainers & drills · Safety & emergencies

• Air Alert Protocol — Your Personal 3-Step Air Raid Plan

  Generate a personalized air raid protocol card for your exact floor, building type, and family. Based on UN OCHA, FEMA P-320, and Israel Home Front Command guidance.

  Generators & makers · Safety & emergencies

• Air Ready — Turn AQI into a Cited Action Plan in 3 Taps

  Convert your self-reported air quality condition, household respiratory profile, and home ventilation setup into a specific, source-cited action checklist. Designed for parents, asthma and COPD patients, and anyone facing wildfire smoke or haze.

  Calculators · Weather & climate

• Air Safe — AQI Action Plan for Your Health Condition

  Enter your local AQI, pick your health category, and get a one-screen action card. Know exactly when to skip outdoor exercise, mask, close windows, or stay home. Sourced to EPA AirNow and WHO 2021.

  Tools & utilities · Safety & emergencies

• Air Sense — Turn Any AQI Number Into a Yes-No-Maybe Activity Grid

  Enter the AQI number from your weather app and get instant go/no-go guidance for 8 outdoor activities, filtered by your sensitivity tier. Based on EPA AQI breakpoints and WHO guidance.

  Tools & utilities · Weather & climate

• AQI Plan — Turn any AQI number into a personal yes/no action plan for your health profile

  AQI Plan translates a specific air quality number into specific actions for your specific health situation — asthma, pregnancy, heart disease, children, athletes, or healthy adults. Enter a number, pick your profile, get a one-screen do/don

  Tools & utilities · Health & body

• Alert Decode — Know what to do in 60 seconds

  Translate any emergency alert into one screen of plain actions: meaning, what to do now, and what NOT to do. Cites FEMA, NOAA, and CDC.

  Tools & utilities · Safety & emergencies

• Alert Key — Decode Any Emergency Alert in 10 Seconds

  A searchable reference for emergency alert terms across weather, earthquake, tsunami, wildfire, flood, and civil defense. See severity, meaning, and action steps side-by-side with official citations.

  Checkers & references · Safety & emergencies

• Alert Match — Train Your Emergency Alert Reflex

  A 2-minute solo drill that trains your brain to instantly match emergency alerts to the correct protective actions. Built on FEMA, WHO, and NOAA guidelines.

  Trainers & drills · Safety & emergencies

• Allergen Find — Check Any Food for Any Allergen in 3 Seconds

  Bidirectional food-allergen reference: search by allergen or food name and instantly see a yes/no safe list with hidden and unexpected sources called out. Sourced to FDA FALCPA/FASTER Act and FARE.

  Checkers & references · Food & drink

• DishSafe — Scan Cuisine Menus for Your Allergens

  Pick a cuisine, tap your allergens, and see a 15-dish x 9-allergen grid that flags exactly which popular dishes commonly contain them. Order confidently in 10 seconds.

  Quizzes & personality tests · Food & drink

• Allergies or Cold? 30-Second Symptom Check | Allergy or Cold

  Check only the symptoms you have right now. See a transparent scored split showing which of your symptoms point toward allergies vs a cold — in 30 seconds, not 30 questions. Criteria sourced from CDC and AAAAI guidance.

  Checkers & references · Health & body

• Allergy Tap - Train Your Allergy Reflex in 60 Seconds

  A daily 60-second game that trains you to instantly recognize which common foods contain hidden allergens. Built for allergy parents and sufferers to build life-saving reflexes.

  Trainers & drills · Travel & transport

• Connection Check — Find Your Weakest Social Link

  A 90-second self-assessment that maps your social connection across four dimensions — close ties, weak ties, depth, and community — then names your weakest area and gives you one concrete weekly action.

  Checkers & references · Words & language

• Already Becoming — Map Your Identity Transformation with Historical Parallels

  Input the beliefs you

  Tools & utilities · Everyday life

• Alt Asset Compass — Which Alternative Investments Fit You?

  Set three personal flags — liquidity, risk, capital — and instantly see green/yellow/red fit badges across 12 alternative asset classes. Print a one-page matrix for your advisor.

  Quizzes & personality tests · Money & crypto

• Animal Instinct — Train Your Wildlife Encounter Reflex

  A timed solo game that puts you in real wildlife encounter scenarios. Choose the right action in 5 seconds. Every answer backed by official wildlife safety sources.

  Trainers & drills · Travel & transport

• Annualize — Train Your Gut to Annualize Gains in Seconds

  A daily 5-round game where you see a percentage gain and time period, guess the annualized rate, and get instant feedback with the compound formula. Protects you from FOMO-driven decisions.

  Trainers & drills · Travel & transport

• Anthem — Co-Write Today's Underdog Anthem With Strangers

  Anthem is a daily collaborative chant platform where strangers compete to write the 4-line anthem for today

  Tools & utilities · Words & language

• Permission Reflex — Train Your Spyware Gut Reflex in 30 Seconds

  A 30-second rapid-fire game that trains you to instantly judge whether an app permission request is justified or suspicious. 10 real-world app-permission pairs per round.

  Trainers & drills · Travel & transport

• Which Messenger — Compare Messaging Apps by Your Own Priorities

  Pick the right messenger for your group in 30 seconds. Choose up to 4 apps, weight 5 priorities on sliders, and get a transparent weighted scorecard with visible math. Share the encoded URL.

  Quizzes & personality tests · Science & space

• Apprentice Math — Compare Apprenticeships Side-by-Side

  Compare two trades from 50 options. Instant apprenticeship-only numbers: $0 tuition confirmed, year-1 wage, year-5 wage, annual openings, license timeline, O*NET job zone. Government-sourced data.

  Tools & utilities · Science & space

• Approve Safe — Is It Safe to Revoke This Token Approval?

  A deterministic 4-question go/no-go check for anyone cleaning up wallet token approvals. Find out in 30 seconds whether revoking breaks an active staking, LP, vesting, or streaming position. Educational, not financial advice.

  Checkers & references · Safety & emergencies

• Armistice — A practice for the time between "over" and "over for you"

  Armistice is a tool for navigating the lag between when something is declared resolved and when it actually feels resolved.

  Trainers & drills · Everyday life

• Arrival Rate — Know Which Promises Actually Arrive

  Arrival Rate reveals your personal ratio of promises kept vs. promises made. List the things announced to you and see what actually arrived. One session exposes a pattern you have been living with your whole life.

  Quizzes & personality tests · Everyday life

• Aurora Check — Can I See the Northern Lights Tonight?

  Instant yes/no: can I see the aurora from where I am right now? Auto-fetches live NOAA Kp data and tells you in plain language.

  Checkers & references · Words & language

• Avalanche Quick Ref — Slope Angle Ceiling & Red Flags

  Tap today

  Tools & utilities · Everyday life

• Babel — Guess what foreign headlines say. Be gloriously wrong.

  Babel is a daily guessing game: read a real foreign news headline you can

  Games & challenges · News & media

• Bad Math — Spot the Math Errors on Real Bills

  A daily 10-question game that trains your reflex to catch common math mistakes on restaurant bills, store discounts, loan quotes, and currency conversions before you pay.

  Trainers & drills · Science & space

• Bad Translate — Write the Funniest Wrong Translation

  A daily comedy game where one real foreign-language news headline drops at noon. You write the most hilariously wrong English translation you can, then vote on everyone

  Games & challenges · Words & language

• Badge or Break — Timed Document Verification Puzzle

  A browser puzzle game: demand papers at a checkpoint, spot forged ID details, and keep your windshield intact.

  Games & challenges · Everyday life

• Ballot Threshold — Exact Signature, Fee, and Deadline Calculator

  A ballot access calculator for candidates. Select country and office to get exact signatures, deadlines, filing fees, deposits, and pitfalls — each sourced and dated.

  Calculators · Money & crypto

• Ballpark — Test your gut on real-world numbers

  A daily 5-question estimation game where you guess real quantities and instantly see your percent error. Train your number sense daily.

  Games & challenges · Travel & transport

• RusBank Access Abroad — Get into your Russian bank abroad

  Pick your bank, browser, and country. Get a verified 3-step workaround with source and test date. No generic VPN advice.

  Tools & utilities · Money & crypto

• Barista Beat — Cozy Café Timing Arcade

  Cozy café timing — pull espresso, steam milk, and pour before patience runs out

  Games & challenges · Everyday life

• Oil Prices Calculator — Barrel Cost

  Interactive calculator: enter your MPG and weekly miles, drag the oil-price slider, and instantly see your monthly and annual gas cost. No articles, just the math.

  Calculators · Money & crypto

• 75% of What? — Daily Percentage Baseline Game

  A daily 10-round guessing game where you estimate the real baseline behind percentage claims from news, ads, and crypto spam. Train your gut to ask "from what to what?"

  Games & challenges · Money & crypto

• Where is the batch number? | Batch Check

  See exactly where batch and lot numbers are printed on medications, formula, cosmetics, supplements, vehicles, and consumer products — then check them against official recall databases.

  Checkers & references · Everyday life

• Battery Hours — Will My Phone Battery Last the Hours I Need?

  Enter your current battery percentage and the hours you need it to last. Get an instant yes/no verdict and a ranked list of exactly which settings to change to close the gap.

  Checkers & references · Everyday life

• Best Line — 30-Second Rap Duel on Today's Headline

  A fast-paced creative writing game: get today

  Games & challenges · Words & language