Razor's Edge

All 63 national parks on an interactive US map, with Alaska, Hawaii, American Samoa, and the Virgin Islands in corner insets.

All 22 marked trails of Stokes State Forest on a blaze-coloured map. Tick off hikes, grade them A+ to F, and keep notes.

State parks, national park units, and preserves within 90 minutes of Newton, NJ. Live map and dog-friendly filters.

The same checklist centred on Audubon, PA: parks and preserves within 90 minutes of the Philadelphia suburbs.

Track every National Park Service unit across the country. Check them off as you go.

Four guys, summer 2027. Everyone marks the days they can't go and it finds every stretch of 7 straight days that works, with Sol Duc Falls temps and sunsets.

Bush plane weight tracker for four. Enter body weights, check off gear, and watch the live total against the 850 lb limit.

Set your position as the boat moves up the bay, then tap each animal you spot. Sightings are time-stamped and scored by rarity.

A 16-step, 8-voice drum machine in the browser. Program beats, set tempo and swing, and jam over House, Trap, Funk, and Techno presets.

Shared availability planner for June to August. Mark the days you're free and see the top overlap days across the group.

Per-kid screen-time timers with reward and penalty minutes and an activity log, synced live across every device on the trip.

Can't agree on takeout? Spin for 3 options and vote for tonight's dinner.

Can't decide where to eat? Let the wheel decide. Spin for a random lunch spot.

Dress-up studio with outfits, hairstyles, skin tones, scenes, and accessories. Hit Surprise for a random look and save it as a picture.

Pick a draft night everyone can make. Rate August and September days green, yellow, or red, and the Best Days board ranks them.

Pick group finishers, knockout winners, and champion. Live leaderboard updates as results sync in from ESPN.

Live match clock, player time tracking, substitution log, goals, and season stats. Shared in real time across all coaches via Firebase.

The simple sideline version: one list, tap OUT and the next kid walks on. Game clock, time on and off per player, goalie slot, goals, and undo.

Punch off every Chase Sapphire Reserve credit and watch the running total climb toward the $795 fee. Flags what expires soonest.

Every credit and perk across five cards, Sapphire Reserve to United Explorer, measured against what each one costs you.

Drag-and-drop 2D floor plan builder for bathrooms. Toilets, tubs, showers, and vanities with custom measurements. Shared saves via Firebase.

Drag-and-drop 2D floor plan builder. Cabinets, appliances, windows, doors, and more with custom measurements. Shared saves via Firebase.

Pick any month to see total principal & interest paid, remaining balance, and time left on the loan.

Track a private loan with daily interest accrual. Log regular and principal-only payments and chart how the balance shrinks.

Split shared trip costs across the group. Log who paid and who's in on each expense, and it boils down to who pays whom. Invite links via Firebase.

Record phone calls with live transcription and get an AI-powered summary when the call ends.