ByteBoost Projects — page 17
1259 small, focused web projects that work instantly in the browser — no install, no signup, no ads. Search them, or browse by what you need.
All projects — page 17 of 21
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Sleep Shift — Shift Your Sleep Schedule on a Timeline
Enter your current and target bedtime, wake time, and how many days you have. Sleep Shift builds a day-by-day plan using the 15-minute-per-day rule.
Tools & utilities · Health & body -
Sleep Stack — Rank sleep habits, see your misconception gap
An interactive game: drag-rank 10 sleep habits by perceived impact, then see evidence-based ranking with normalized effect sizes and your personal misconception gap.
Games & challenges · Health & body -
Sleepover Check: 10 Sourced Safety Questions for Parents
A bookmarkable sleepover safety decision tool for parents. Answer 10 sourced questions about the host home and get a copy-paste action list to text the host parent.
Checkers & references · Safety & emergencies -
Slip — See if others noticed what you noticed
Slip matches your specific observations of things keeping their name but losing their substance against thousands of others who noticed the same shifts — and shows you what they saw next.
Tools & utilities · Words & language -
Slip Check — See your exact slippage before you buy
Calculate personalized slippage, price impact, and tokens received for any AMM trade. Enter pool liquidity and buy amount from DexScreener — get instant results with constant-product formula shown step-by-step.
Checkers & references · Money & crypto -
Smell Safe — Know what to do when industrial odors hit
Smell Safe helps residents near industrial zones identify immediate graded actions (ventilate, monitor, evacuate, call) by matching odor character and symptoms to cited exposure limits from ACGIH 2024 TLVs and WHO 2021 guidelines.
Checkers & references · Safety & emergencies -
Smoke Clock — Your Body Recovery Timeline & Pack-Years Calculator
Enter your smoking history and quit date to get your pack-years score and a personal recovery timeline anchored to CDC-sourced milestones. Crossed milestones feel like victories; upcoming ones give you a reason to stay quit.
Calculators · Everyday life -
Air Clear 🫧 | PM2.5 Room Clearance Countdown
See exactly when your room
Tools & utilities · Safety & emergencies -
SnapRoast — Sharpen Your Wit in 60 Seconds
SnapRoast is a speed-roast game. Write a punchline for an absurd headline in 60 seconds with a random flavor card constraint. Build your daily streak.
Games & challenges · News & media -
Snow Go ❄️ — Should You Drive in the Snow Today?
Get a GO, CAUTION, or DON
Tools & utilities · Weather & climate -
Social Ready Check — Evidence-Based Social Media Readiness Quiz & Family Agreement
A 10-question evidence-based quiz that evaluates your child
Quizzes & personality tests · News & media -
Soft Spot — Map Your Manipulation Vulnerability
Soft Spot tests which persuasion patterns exploit your specific psychology through micro-scenarios. Get pattern-interrupt protocols calibrated to your vulnerabilities.
Quizzes & personality tests · Everyday life -
Solar Quote Check — Verify Installer Incentives Against Official Sources
Verify any solar installer quote in 30 seconds. 12 countries, 5 incentive fields, explicit source dates, editable payback calculator. No account, no tracking.
Checkers & references · Everyday life -
Solar Storm Guide — What Each G-Scale Level Means for You
A plain-English grid translating NOAA
Tools & utilities · Weather & climate -
Sold As — Reverse the Frame, Prove the Cost
Detect institutional upframing. Calculate real compounding costs. Build your personal cost ledger with verified precedent and financial math.
Calculators · Science & space -
Lighthouse — 7 Days Alone Survival Game
A 3-minute solo game where you pick daily activities to manage four well-being meters across seven days of isolation. Discover your coping archetype.
Games & challenges · Safety & emergencies -
Sort It — Sort Today's News by Time. Beat a Stranger in 30 Seconds
A real-time 1v1 speed game where you and a matched stranger race to put 5 real news events from today in chronological order. Fastest correct sort wins. Best of 3.
Games & challenges · News & media -
Sort It — Rank today's headlines and find out what you value
Sort It is a daily 30-second game where you drag-rank 5 real news headlines from most to least important, then instantly see the global average ranking and your alignment score.
Games & challenges · News & media -
Sort Race — 60-Second Arcade Sorting Game
Sort Race is a 60-second arcade sorting game. News headlines drop onto your screen and you sort them into the right category before they land. Track your personal best and streak locally.
Games & challenges · News & media -
Source Decoder – Identify Any News Source Type in 10 Seconds
A browsable reference of 15 news source types. Click any type to see its structural strengths, weaknesses, reliability tier, common red flags, and a real example pattern with citations.
Checkers & references · News & media -
Speed Cost: Is Speeding Worth It? Time Saved vs Risk Calculator
Speed Cost shows the exact tradeoff of speeding on your specific trip. Enter your route to instantly compare minutes saved vs increased stopping distance and fatality risk.
Calculators · Safety & emergencies -
Speed Sense — Calibrate Your Crash Energy Intuition in 10 Rounds
A 10-round guessing game that trains your gut to feel how non-linearly speed translates into crash energy. See two speeds, guess the energy ratio, discover you were wrong.
Games & challenges · Science & space -
Which Is Faster? — Daily Speed Comparison Game
A daily 10-round speed comparison game. Two items appear — pick which is faster, see real sourced speeds with visual bars. Build speed intuition in 60 seconds. Available in English, Russian, Spanish, and Chinese.
Games & challenges · Sports & fitness -
Speed Risk — See Your Real Crash Risk Multiplier Before You Drive
Enter your speed and road condition to instantly see your stopping distance, crash risk multiplier, and fatality risk — every formula cited, no scare tactics, just physics you can verify.
Checkers & references · Safety & emergencies -
SpellCast — Daily News Spelling Speed Challenge
SpellCast is a daily speed-spelling challenge using real names from current headlines — Haaland, Zaporizhzhia, Bolsonaro, and more. Practice the words everyone stumbles over, race the clock, and track your personal best.
Games & challenges · Words & language -
Spend It — Spend a Real News Amount in 30 Seconds
Spend It is a 30-second speed game where you race a live stranger to spend an absurd real news amount ($57M, $1.2B) by tapping luxury items. Closest without going over wins. New headline every day, streaks for wins, shareable receipts.
Games & challenges · News & media -
Spin Spot — Spot the PR Spin in 10 Timed Rounds
A timed practice game that trains you to name the specific PR manipulation technique hiding in a crisis statement — whataboutism, deflection, blame-shifting, and more. 10 escalating rounds, instant feedback, beat your personal best.
Trainers & drills · Travel & transport -
Split Ask — Split the Bill & Get the Words to Ask for It Back
A free single-use tool that calculates who owes what after a group meal and writes you a warm, ready-to-paste message so you actually send the ask. No signup, no awkwardness.
Calculators · Words & language -
Split Fair — See Exactly Who Pays What When You Earn Different Amounts
Free interactive tool for couples with income disparity. Enter both incomes and shared expenses, adjust usage weights, and get a per-person dollar breakdown in three fairness modes with talking points you can say out loud.
Tools & utilities · Everyday life -
Split Safe — Diversification Game | Is your money safe?
Play 10 rounds: split $10,000 across a bank, cash, digital wallet, and gold. Face random risk events and learn why diversification matters. Get your A-F grade.
Games & challenges · Safety & emergencies -
Split Save — How to split your savings across banks and cash
Enter your total savings and country to get an exact allocation across physical cash, insured bank deposits, and additional bank splits — with honest risk labels and verified insurance limits.
Calculators · Money & crypto -
Split Trip — Split Group Expenses Instantly | No Sign Up
A free no-signup expense splitter for group trips, concerts, and dinners. Enter who paid what, get an instant who-owes-whom settlement plan, and share a link that encodes the full receipt.
Tools & utilities · Travel & transport -
Spoil First — 60-Second Food Spoilage Game
Train your spoilage reflex in 60 seconds. Tap the food that spoils first at room temperature. USDA/FDA sourced data.
Games & challenges · Food & drink -
Spoiled or Fine — Daily Food Safety Quiz
Train your fridge reflex in 90 seconds a day. 10 real food + temperature + time scenarios backed by USDA rules. Know spoiled or fine without Googling.
Quizzes & personality tests · Food & drink -
Spot It - Real-time 1v1 Headline Game
Spot It is a real-time 1v1 race where two versions of a real news headline appear side by side. Tap the difference before your opponent does.
Trackers & live data · News & media -
Spot Switch — Daily Word Swap Puzzle Game
Spot Switch is a 2-minute daily word game. Memorize a sentence, then tap the one word that changed. Train your exact-word attention.
Games & challenges · Words & language -
Spot the Catch — Train Your Rental Scam Reflex
A timed practice game where you tap the suspicious sentence in realistic rental listings before the clock runs out. Built on documented FTC and CFPB scam patterns.
Trainers & drills · Safety & emergencies -
Spread — межбиржевой арбитраж
Live-спреды между CEX биржами. Verified по стакану. Торгуйте двумя ордерами — переводы только для rebalance.
Trackers & live data · Everyday life -
Price Shock — Guess the Real Price After Stacked Tariffs
A daily 5-round guessing game that trains your reflex for how tariffs, embargos, and supply disruptions compound multiplicatively. You commit to a price guess first, then watch the real math reveal line by line.
Games & challenges · Money & crypto -
Stack Risk — See which of your daily apps would die together in one outage
Check off the services you use daily and instantly see which share a corporate parent or cloud backbone. Get a transparent concentration-risk percentage and find independent alternatives.
Quizzes & personality tests · Safety & emergencies -
Stack — Your moral compass, ranked daily
Rank 5 daily news stories by what matters most. Discover how out-of-sync your values are with the crowd. Seal your priorities on-chain as a permanent record.
Tools & utilities · News & media -
Stain Fix — Fix any stain in two taps with 3 steps and a danger warning
A stain-removal reference for moments when something just spilled. Pick the stain type and fabric to get three numbered steps using household items, plus a bold danger warning.
Checkers & references · Safety & emergencies -
Stain Removal Reference — Stain Off
Mobile-first reference tool that gives you the exact chemistry-based removal protocol for any stain-on-surface combination in two taps. Built for the 60 seconds after a spill, with explicit do-not warnings and a shareable link for every combo.
Checkers & references · Science & space -
Stair Fee — Fair Tip Calculator for Heavy Deliveries
Calculate a fair tip for heavy deliveries to buildings without an elevator. Enter weight, floor, elevator status, and weather to get a transparent, adjustable tip suggestion.
Calculators · Money & crypto -
Zodiac Sign Game — Sign Blind
A 60-second matching game: assign 12 horoscope predictions to zodiac signs and discover if your sign
Games & challenges · Science & space -
Water Need Calculator — Stash Water
Stash Water is a 30-second emergency water calculator. Enter your household, pets, climate, and expected outage days to get a total liters figure, a container shopping list, a per-category breakdown, and a rotation date — every number traceable to FEMA, WHO, CDC, and AVMA guidelines.
Calculators · Safety & emergencies -
Stat Snap — Spot the misleading statistic in 60 seconds
Stat Snap is a 60-second daily game that trains your reflex to catch misleading statistics in headlines. Play 10 rounds, get instant feedback on the fallacy pattern, and build a personal blind-spot map across five common statistical traps.
Games & challenges · Travel & transport -
Stat Translate — Economic Statistics in Plain English
Search any economic statistic and get a scannable card under 100 words: what it measures, which direction is good or bad, and a historical benchmark range.
Quizzes & personality tests · Words & language -
Stay Go — Should I Evacuate or Shelter? 60-Second Decision Tree
A thinking aid that helps you decide to evacuate or shelter in 60 seconds for wildfires, floods, chemical spills, power outages, and civil unrest. Four questions, one clear answer. Always follow official evacuation orders.
Checkers & references · Safety & emergencies -
Stay or Go: Quit-vs-Stay Break-Even Calculator
A visual quit-vs-stay calculator. Enter six numbers, see two converging trajectory lines and the exact break-even month where leaving pays off. No predictions, no judgment.
Calculators · Everyday life -
Stay Split — See the true cost of your stay, all fees included
Stay Split reveals the hidden fees that make up 20–40% of your accommodation bill. Paste quotes from Airbnb, hotels, or home exchanges to get an instant side-by-side all-in comparison with every fee line-itemized. Save and share your scenario for the next trip.
Calculators · Money & crypto -
Heat's Off — A Guide to Surviving a Heating Failure
A safety-first action reference for when your heating stops. Select your situation to instantly see a kill-list of deadly methods and ordered safe actions to stay warm. Sourced from CDC, FEMA, and EPA.
Checkers & references · Safety & emergencies -
Supply Shock Map — See Offline Facilities, Capacity Gaps & Alternatives Instantly
A free reference map for SME procurement buyers. Select a material to instantly see which production facilities are offline, the resulting regional capacity gap, named alternative suppliers, and published rerouting delay benchmarks. No login, no per-incident research.
Checkers & references · Everyday life -
Step Order — Daily Emergency Procedure Sequencing Game
Test if you know the right order of emergency steps in 30 seconds. Arrange shuffled steps of real-life procedures and learn from official sources.
Games & challenges · Safety & emergencies -
What First? — Emergency Recall Game
Test if you actually remember what to do first in an emergency. Drag shuffled survival steps into the correct order before the timer runs out. Sourced from Red Cross, FEMA, and NFPA.
Games & challenges · Safety & emergencies -
Sticker Rule — Daily Inductive Reasoning Puzzle
A daily inductive-reasoning puzzle: 8 emoji stickers, 5 follow a hidden visual rule, 3 do not. Pick your 5, get count-only feedback, refine in up to 3 attempts. New puzzle every day.
Games & challenges · Everyday life -
Still — See What Indecision Costs You Right Now
Still reveals what indecision is bleeding from you right now — not future risk, but present cost. Enter what you are still deciding and for how long: see your daily bleed, who is deciding for you by default, and the smallest irreversible action to break free.
Calculators · Safety & emergencies -
Still Good — 3-Minute Quiz on When to Replace Household Items
Drill the safety-expiry numbers into your head before you need them on a chair. 25 household items, real replacement schedules from NFPA, CPSC, FDA. Graduate at 10/10.
Quizzes & personality tests · Safety & emergencies -
Still Open — Guess if famous science problems are solved
A daily 5-question game where you bet whether famous math, physics, CS, and biology problems are Solved, Still Open, or Proven Impossible.
Games & challenges · Science & space -
Warehouse Risk Split — Quantify Inventory Concentration Risk
Calculate your exact dollar exposure from warehouse concentration. Enter SKUs, values, and locations to see the risk/cost tradeoff frontier for redistribution — all client-side, no data leaves your browser.
Calculators · Safety & emergencies