Useful ideas from Reddit
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1
2005-style dumb phone
Write and share 160-character texts like it’s 2005.
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2
Endless browser dungeon maze
Explore an endless dungeon maze generated live in your browser.
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3
One question for the whole world
Vote on one daily question and see answers split by age, country, and job.
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4
Stowaway: window-seat view from above
Take the window seat on any plane or satellite overhead and watch the view drift by.
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5
90s Blockbuster, rebuilt online
Walk the aisles of a virtual 1990s Blockbuster and browse VHS-era movies.
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6
Spin the nearby-restaurant wheel
Settle the “where do we eat” debate with a wheel of your usual spots.
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7
US energy-price map
Compare what US households pay for electricity and gas across states and years.
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8
ShadeMap: sun-shadow simulator
Simulate where the sun and shadows will fall at any time of day, anywhere.
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9
Group DJ music queue
Take turns DJing songs with friends or strangers in a shared music rotation.
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10
Draw a shape, hear a drum
Draw any shape and hear what it would sound like as a drum.
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11
Eclipse viewer for any city
Preview any solar eclipse over any city, rendered live in the sky.
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12
Calming breathing-exercise library
A free library of guided breathing exercises set to calming visuals.
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13
Internet History Roulette
Spin a wheel that drops you on a random archived website from the 1990s and 2000s.
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14
Barcode brand-ownership check
Scan a product’s barcode to see which parent company actually owns the brand.
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15
Road-trip roadside finds
Find the fun and weird roadside stops worth seeing along your road-trip route.
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16
Family password keeper for parents
A dead-simple vault adult kids run so Mom and Dad never get locked out.
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17
Free kids' events at your library
Type a ZIP, find free storytimes, crafts, and STEM near you.
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18
Co-parenting hub
One calm shared space for separated parents to run their kid's schedule and notes.
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19
Babel: Wikipedia's daily skyscraper
Watch a skyscraper rise one brick per Wikipedia article edit.
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20
Anonymous support circles
Get matched into a small anonymous group of people who've been through the same thing.
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21
One album for the whole party
Guests drop photos, videos, and birthday wishes into one shared album.
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22
The 15-minute workday vent call
A confidential post-work call to vent before you walk in the front door.
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23
Letter to Nobody
Send an anonymous letter into the void — a stranger's letter drifts back.
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24
Pet chauffeur
Door-to-door van service that drives dogs between vacation homes instead of flying them cargo.
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25
Duolingo for real-life skills
Three-minute lessons for home repair and style, with photo-proof checks and streaks.
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26
Bus-stop question of the day
A rotating local question at every shelter — answer it, see how your neighborhood voted.
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27
Chaos travel wishlist
One home for every place you secretly want to go — ranked, tagged, grouped into trips.
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28
Waiting-room five-minute shelf
Screen-free objects sized to the average wait — spot-the-difference, word ladders, doodles.
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29
Text your todo list
Manage tasks by texting the list like a friend: “add oat milk”, “done 2”, “remind me Friday”.
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30
Swipe your next car
Dating-app swiping for car shopping — pass, like, and jump to the dealer on a match.
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31
Walk through your redesigned room
Restyle your actual room and walk the result before you buy a single piece of furniture.
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32
Tokyo transit on one map
Trains, buses and planes moving on the same map — a city as one living machine.
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33
Your day, written as a story
Phone photos, places and activity become one written story of your day — a journal on autopilot.
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34
Pass the argument before you post
A browser nudge that makes you restate the other person’s point before posting.
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35
An IMDb for music
Rate songs, albums, and artists and watch your taste profile stack up against friends.
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36
Save recipe videos, one grocery list
Save recipe videos and get a combined grocery list you can order for pickup.
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37
Local-first photo search
Search your own photo gallery with plain English, all on your device.
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38
Scan a receipt, get recipes
Scan your grocery receipt to get recipe ideas from exactly what you bought.
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39
Who owns what?
Search any company to see its owners, pay, lobbying, and influence in one place.
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40
Murder mystery dinner app
Host a remote murder-mystery dinner with clues delivered in-app.
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41
Pickup sports coordinator
Coordinate pickup sports games without the group-chat chaos.
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42
Pen pal distance letters
Letters take real time to arrive based on the sender’s distance.
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43
Subway seat finder
Ceiling LEDs point you to the empty seats before you walk past them all.
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44
Warranty tracker
Every receipt and warranty deadline in one list, with expiry alerts.
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45
The project graveyard
Abandoned side projects become honest handoff notes for the next builder.
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46
Voice-note call reminders
When a ping isn't enough, a real call plays a loved one's voice note.
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47
Movie face labels
Name tags over characters help people with face blindness follow movies.
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48
Zone-oscillating fan
A fan that only swings between the two spots where people actually sit.
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49
The anti-calendar
Plan hangouts by ticking when you're free — no full calendar sharing.
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50
Modular micro-living furniture
One furniture system that reconfigures into a sofa, bed, or desk.