Bottle & nursing
Breast milk or formula, left/right timers.
Baby tracker for iPhone
Baby care that keeps up
Baby care that keeps up
with your little one
Plumi is the calm, private baby tracker built for one-handed, 3 a.m. logging. Snap a photo and our Magic AI fills in the rest — feeds, diapers, sleep, growth and more, all kept on your device.
- ✓ No account needed
- ✓ Works offline
- ✓ Private by default
🍼 Bottle · 120 ml
✦ Magic AI filled this
🌙 Nap · 1h 20m
🔒 On-device by default 🚫 No ads, ever 📵 No analytics 👶 Multiple babies 📊 WHO growth curves 💛 Made by a parent
✦ Magic AI Camera Snap a photo.
Snap a photo.
We'll log it for you.
Point your camera at a bottle, a thermometer, a plate of food or a diaper. Plumi's Magic AI figures out what you're logging and fills in the details — you just confirm and save.
- 1 Tap the ✦ and snap a photo
- 2 AI detects the activity & values
- 3 Review the pre-filled screen & save
5 free scans included · Unlimited with Premium
📷
Bottle detected
↓
Amount120 ml
ContentsFormula
TimeJust now
Save
One-tap logging
Log in a tap — even with a baby in your other arm
Plumi was designed for one-handed, in-the-dark use. Your favourite logs sit on a quick-action shelf that adapts as your baby grows, so the right buttons are always under your thumb.
- ✓Big, thumb-friendly tap targets
- ✓Age-adaptive quick actions
- ✓No tiny menus, no surprises
👆
Growth, visualized
See growth at a glance with WHO percentile curves
Track weight, length and head circumference and watch them land on the official WHO growth bands — calculated offline, with no internet calls and no data leaving your phone.
- ✓Weight, length & head circumference
- ✓Bundled WHO percentile data
- ✓Works entirely offline
📈
Widgets & live activities
Log from the Lock Screen, without opening the app
Home Screen widgets log a diaper or feed in a single tap. A Live Activity keeps your nursing or pump timer running on the Lock Screen and in the Dynamic Island.
- ✓Home Screen & Lock Screen widgets
- ✓Live Activity timers
- ✓Dynamic Island support
⏱️
Everything in one app
One little app for the whole day
From the first feed to the last nappy, Plumi keeps the whole of baby's day in one calm place.
Solids
Log meals and the foods your baby tries.
Pumping
Separate left/right timers and volumes.
Diapers
Wet, dirty, mixed or clean — one tap.
Sleep
Naps and nights with a live timer.
Growth
Weight, length & head with WHO curves.
Vaccines
The childhood schedule with reminders.
Health
Temperature, medications and illnesses.
Milestones
First steps, words and teeth — with photos.
Daily checklist
Vitamin D, tummy time, whatever matters.
Shopping list
Diapers, wipes, formula — never run out.
Multiple babies
Switch between profiles in a tap.
Your baby's data stays on your phone
No accounts. No servers we mine. No third-party analytics, no ads, and we never sell your data. What you track is yours — optional iCloud sync is the only thing that ever leaves your device, and only if you turn it on.
Read our privacy promise → Simple pricing
Free to track. Magic when you want it.
Every tracking feature is free, forever. Premium just unlocks unlimited Magic AI scans.
Free
Everything you need to track your baby.
$0 forever
- ✓Unlimited logging — diapers, feeds, pump, sleep & more
- ✓Growth charts with WHO percentile curves
- ✓Daily checklists & shopping list
- ✓Vaccine schedule & milestones
- ✓Home Screen widgets & Live Activities
- ✓Multiple baby profiles
- ✓Works fully offline — no account
- ✓5 free Magic AI scans
Magic AI ✦
Premium
For parents who want the camera to do the typing.
$2.50 / month, billed yearly
or $5/month · 3-day free trial
- ✦Everything in Free, forever
- ✦Unlimited Magic AI Camera scans
- ✦Priority access to new premium features
- ✦Support indie, privacy-first development
Subscriptions are managed in the App Store. Cancel anytime.
From the journal
All articles Notes for new parents
Product 4 min read
Meet Plumi: a calmer way to track your baby
Why we built a baby tracker for one-handed, in-the-dark logging — and what makes Plumi different from everything else on the App Store.
Read →
Design 5 min read
Why one-handed logging matters at 3 a.m.
The small design decisions that make a baby tracker usable when you are exhausted, in the dark, and holding a baby in your other arm.
Read →
Privacy 6 min read
Privacy-first baby tracking: what it actually means
Your baby generates a lot of sensitive data. Here is exactly what Plumi does — and does not — do with it.
Read →
for your little one
Spend less time logging, more time with your little one
Plumi is free to download, works offline, and never asks for an account. Add your baby in under a minute.
No account needed · Works offline · Private by default