Baby Buddy (open source) vs Nara Baby & Pregnancy

Side-by-side specs from each maker.

Only the differences are shown.

Baby Buddy (open source)Nara Baby & Pregnancy
TypeBaby tracker appBaby tracker app
Developerbabybuddy (open source project on GitHub)Nara (seller Nara Organics, Inc.)
PlatformswebiOS, watchOS
App price (US store)Not listedFree
In-app plans (as listed)Not listedMonthly plans listed at $6.99, $9.99, $9.99, $9.99; lifetime plans $49.99, $69.99, $79.99, $99.99 (tiers not labeled)
Age ratingNot listed4+
Data used to track you (label)Not listedUsage Data
Data linked to you (label)Not listedEmail Address, Name, Photos or Videos, Customer Support, Other User Content, User ID, Product Interaction, Crash Data, Performance Data
What it logs or doesTracks sleep, feedings, diaper changes and tummy time; documented API; about 30 translations; third-party integrations (Home Assistant, Alexa skill, Grafana dashboard, iOS Shortcuts); demo at demo.baby-buddy.netBreastfeeding, bottle, pumping, solids, diaper, sleep and nap tracking; growth, milestones, medications, vaccines; routines; twins and multiple children; caregiver sharing; Live Activities; Siri; pregnancy and postpartum tracking
Caregiver syncNot listedYes
NeedsSelf-hosted server (hosting steps are in docs.baby-buddy.net; not opened)Not listed
Developer's claim"Repo tagline: helps caregivers "learn about and predict baby's needs without (as much) guess work" (developer's words; no published validation found)Not listed

Baby Buddy (open source)

Open-source web app for logging sleep, feeds, diapers and tummy time that you host yourself. Python and Django, BSD-2-Clause license.

  • Open source with a documented API
  • Data stays on a server you control
  • No subscription
  • Needs technical setup and hosting
  • Community mobile apps are not official

Nara Baby & Pregnancy

Tracker for babies, pregnancy and postpartum with caregiver sharing, Watch support and sleep and feeding guides.

  • Pregnancy, postpartum and baby in one app
  • Caregiver sharing
  • Twin and multi-child support
  • Many subscription and lifetime prices with no labels
  • Tracking label lists Usage Data