{"slug":"baby-growth-tracking","name":"baby growth tracking","title":"Best Baby Growth Tracking Apps","status":"active","definition":"Track a baby's weight, height and head size over time and compare to growth standards.","excludes":"a feeding or diaper log alone; a baby sleep tracker alone; a baby monitor alone; a pregnancy tracker alone; a general baby log without growth charts alone","definition_version":1,"parent":"baby-tracking","section":"Kids & Family","sections":["Kids & Family"],"member_count":8,"tiered_count":8,"contested_count":0,"under_review_count":0,"ranking_status":"ranked","url":"https://apptierlist.com/best/baby-growth-tracking/","api_url":"https://apptierlist.com/api/v1/lists/baby-growth-tracking","scored_at":"2026-11-13T19:09:13.031Z","ranks_searched_at":"2026-11-12T23:31:12.742Z","activated_at":"2026-11-13T00:19:12.883Z","archived_at":null,"merged_into":null,"top_app":{"app_store_id":446639811,"slug":"growth-baby-child-charts-446639811","name":"Growth: baby & child charts","short_name":"Growth: baby & child charts","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/b5/f5/e7/b5f5e796-770b-0e23-4687-236debf02e40/alt-turquoise-0-0-1x_U007emarketing-0-8-0-0-sRGB-85-220.png/512x512bb.jpg","tier":"S","price":0,"currency":"USD","in_app_purchases":true},"schema_version":"1.0","generated_at":"2026-11-14T09:54:23.948Z","data_as_of":"2026-11-14T06:28:12.812Z","subtypes":[],"parent_list":{"slug":"baby-tracking","name":"baby tracking","url":"https://apptierlist.com/best/baby-tracking/"},"scoring":{"method":"weighted average of the components an app has, each 0-100, every one weight 1 except ownership_verified (1): four for every app (three for an app with no rank while the list's search terms are not all searched yet), plus editors_choice (100) for an app holding Apple's Editors' Choice badge; plus ownership_verified (100) for an app whose maker verified it with our badge on the site its App Store listing names; a claim without the badge adds nothing; nothing purchasable. Apps whose maker has verified ownership get a small score component, because an active maker is a sign the app is kept up to date. It never decides a tier on its own. Updated daily.","components":["rating (App Store average across every App Store country, weighted by each country's rating count, banded)","votes (ratings: every App Store country combined once the weekly pass reaches the app, the best known count until then, on a log scale: 1 -> 40, 1,000 -> 70, 100k -> 90, 1M and up -> 100)","rank (best App Store search position for this list's terms, averaged over us, gb, ca, au, de; a store where the app is outside the top 50 counts 51 at rank 51, falling to 41 at rank 200; a store where it is outside the top 200 counts 30, and an app that no store ranks scores 0 once every search term of the list has been searched; until then such an app has no rank part)","recency (days since the current version, decaying after 60 days)","editors_choice (100 when the App Store shows Apple's Editors' Choice badge; absent otherwise)","ownership_verified (100 when the maker has verified ownership of the app; weight 1, like editors_choice; absent otherwise)"],"tiers":"Tiers follow fixed score bands: S from 90, A from 80, B from 70, C from 60, D from 50, F below. The list's leader is S if it scores 80 or more. On a list of 20 or more ranked apps, a tier from S to D takes in new apps only up to a quarter of the top 40: an app pushed out of a full tier falls to the next tier with room, and F takes the rest. An app already in a tier keeps its place while the tier is at most 2 apps over a quarter; past that, only the apps over that margin go down, lowest score first. Equal scores share a tier, and no app has a better tier than an app ranked above it. An app keeps its tier until its score passes the band edge by more than 1 point, or a full tier or the order above moves it. 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