When did you last call your parents? Take your meds? Change the air filter?
WHENDIL is the simplest way to track the last time you did anything — and get reminded before it's overdue. One tap. Done.
No account required. Start tracking in seconds, no sign-in needed. Create a free account anytime to sync across Android and iPhone.
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HOW IT WORKS
Create a tracker for anything: Took Tylenol, Watered the plants, Called Mom. Tap "I Did It!" whenever you do it. WHENDIL shows you exactly how long ago it happened and warns you when something is overdue.
That's it. No streaks to maintain. No habit scores. Just the truth of when you last did something.
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FEATURES
• Elapsed time at a glance — see "3 hours ago" or "12 days ago" the moment you open the app
• Smart predictions — after 3+ logs, WHENDIL learns your average interval and predicts your next due date
• Due dates — set a "Due In" interval and get a badge when something is overdue or coming up
• Reminders — get notified before something is overdue, on your schedule
• Notes — add an optional note to any log entry ("Granny Smith, felt great")
• Priority levels — flag things as high, medium, or low priority
• Categories — group trackers by Home, Health, Pets, or anything you define
• Log history — go back and see every time you completed something
• Log past events — forgot to tap? Log it for yesterday, last week, whenever
• Sort & filter — sort by name, most recent, priority, or due date
• Quick Log — log from the main list without opening the detail screen
• Dark and light modes — with accent color options
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NO ACCOUNT REQUIRED
Jump straight in — no sign-up, no email, no password. Your data stays on your device. Create a free account anytime to back up your trackers and sync between Android and iPhone.
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NO ADS. EVER.
WHENDIL is completely ad-free. No banners, no popups, no "watch a video to unlock" nonsense. Your attention stays on what matters.
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WHENDIL PRO
Upgrade for the full experience:
• Unlimited trackers (free: up to 5)
• Full completion history
• Custom categories
• Advanced reminders
$0.99/month · $9.99/year · $49.99 lifetime
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WORKS ON IPHONE TOO
Already have an iPhone, or share a phone plan with someone who does? WHENDIL is available on both Android and iOS. Create a free account to sync your trackers across both devices.
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PERFECT FOR
→ Medications and supplements you take on a schedule
→ Household chores that don't fit a calendar (fridge cleaning, filter changes)
→ Pet care (last fed, last vet visit, flea treatment)
→ Car maintenance (oil change, tire pressure)
→ Health checks (last blood pressure reading, last workout)
→ Anything your brain keeps forgetting — but shouldn't
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Your brain doesn't need to hold all of this. WHENDIL will.
Track when you last did anything. No account needed. Ad-free, always.