Articles, calculators and printables

Short, sourced guides, calculators that work right on the page, and printables. No sign-up needed.

App features

• Baby Tracker Features: Everything Estrelu Can Do. Every Estrelu feature in one place: feeding and sleep tracking, nap prediction, caregiver handoffs, doctor summaries and more. In your browser, offline, no ads.
• Digital Baby Book with a Page for Every Month. Save first smiles, steps and foods with a photo and date, and Estrelu builds an A5 baby book with a page for every month, plus a weekly card for grandparents.
• Baby Log for Nanny and Caregiver Handoffs. Hand off to a nanny, partner or grandparent with one text: last feed, time awake and the next nap window. Estrelu runs in your browser, offline, with no ads.
• Baby Log for Pediatrician Visits. Turn 7, 14 or 30 days of feeds, sleep and diapers into a pediatrician summary, plus your question list and appointment reminders. Offline, in your browser.
• Baby Feeding Tracker: Log Breast, Bottle and Diapers in One Tap. Log breast, bottle and diapers in one tap with Estrelu, a baby feeding tracker that runs in your browser, works offline and supports oz. No app store, no ads.
• Baby Growth Tracker with WHO Growth Charts. Plot your baby's weight and length on WHO 2006 growth standard curves, with a 3rd to 97th percentile band and no red alarms or labels. Offline, in your browser.
• Leap and Teething Tracker for Fussy Weeks. Mark teething, illness, leaps and shots as off days so the sleep forecast stays honest, and see when a fussy week may come. Works offline in your browser.
• Baby Medicine Tracker and Fever Log. Log fever readings and medicine times, see when the next dose is allowed and get a warning before a possible double dose. Estrelu never calculates doses.
• Pumping Log App and Postpartum Mood Tracker. A pumping log and postpartum mood tracker in one: log amount and side in ml or oz, rate your mood 1 to 5 in one tap. Works offline. No diagnoses, no judgment.
• Baby Sleep Tracker App with Nap Prediction. Estrelu predicts your baby's next nap as a time range with a confidence level and plans today and tomorrow. Works offline in your browser, no app store, no ads.
• Starting Solids Tracker with the 3-Day Rule. Track first foods, flag allergens and log reactions with an optional 3-day rule, so you see which food came before a reaction. Offline, in your browser.
• Baby Tracker App for Twins and Siblings. Track twins or up to 4 little ones, each with their own log, and record a shared feed, diaper or nap for all of them in one tap. One plan for the whole family.
• White Noise App for Baby That Works Offline. Seven white noise sounds with a timer that play without internet, plus a cry timer, colic notes, a bedtime routine and a night-light clock. No ads.

Calculators and planners

• Baby jet lag and time change planner. Plan your baby's sleep around a flight or a clock change. Shift naps and bedtime 10–15 minutes a day, use daylight well and know when to call your pediatrician.
• Wake window calculator. Enter your baby's birth date and wake-up time to see when the next nap may fit. Plus a wake window chart by age, newborn to 3, and where the numbers come from.

Printables

• Printable Baby Feeding Log: Feeds, Diapers and Sleep. Free printable baby feeding log for a full week: feeds, wet and dirty diapers, and sleep on one A4 page. Download the PDF with no email and no sign-up needed.

App comparisons

• Baby Daybook alternative: an honest comparison. Need a Baby Daybook alternative? We compare Baby Daybook, Huckleberry, Nara Baby and Estrelu on ads, free plan, Premium price, CSV export and family sync.
• Huckleberry alternative: an honest comparison. Looking for a Huckleberry alternative? We compare Huckleberry, Nara Baby, Baby Tracker and Estrelu on price, free plan, ads, CSV export and family sharing.

Articles

• The 2 to 1 nap transition: signs, timing and a 2-week plan. When do toddlers drop from two naps to one? Signs your child is ready, a gentle two-week plan, what to do about bedtime, and when to talk to your pediatrician.
• The 3-day rule for starting solids: how long to wait between new foods. Should you wait 3 days between new foods when starting solids? What the AAP, NHS, WHO and ESPGHAN say, when waiting helps, and how to keep a simple food log.