{"slug":"blood-test-tracking","name":"blood test tracking","title":"Best Blood Test Tracking Apps","status":"active","definition":"Record blood test results over time and see how the markers change.","excludes":"blood pressure tracking alone; blood sugar logging alone; a general health diary alone; lab appointment booking alone; body measurement tracking alone","definition_version":1,"parent":null,"section":"Medical","sections":["Medical"],"member_count":6,"tiered_count":6,"contested_count":0,"under_review_count":0,"ranking_status":"ranked","url":"https://apptierlist.com/best/blood-test-tracking/","api_url":"https://apptierlist.com/api/v1/lists/blood-test-tracking","scored_at":"2026-11-14T04:44:12.567Z","ranks_searched_at":"2026-11-11T04:12:13.200Z","activated_at":"2026-11-07T16:37:12.603Z","archived_at":null,"merged_into":null,"top_app":{"app_store_id":1518603405,"slug":"carrot-care-bloodwork-tracker-1518603405","name":"Carrot Care: Bloodwork Tracker","short_name":"Carrot Care","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/9f/7e/af/9f7eafe7-c8d0-9456-2dcd-2d23a1bbd604/AppIcon-0-0-1x_U007emarketing-0-11-0-sRGB-85-220.png/512x512bb.jpg","tier":"S","price":0,"currency":"USD","in_app_purchases":true},"schema_version":"1.0","generated_at":"2026-11-14T13:25:03.028Z","data_as_of":"2026-11-14T04:44:12.567Z","subtypes":[],"parent_list":null,"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. Only the top 40 of a list get a tier.","recent_review_weight":0},"members":[{"app":{"app_store_id":1518603405,"slug":"carrot-care-bloodwork-tracker-1518603405","name":"Carrot Care: Bloodwork Tracker","short_name":"Carrot Care","subtitle":"My lab test results assistant","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/9f/7e/af/9f7eafe7-c8d0-9456-2dcd-2d23a1bbd604/AppIcon-0-0-1x_U007emarketing-0-11-0-sRGB-85-220.png/512x512bb.jpg","icon_tint":"#ff9101","store_url":"https://apps.apple.com/us/app/carrot-care-bloodwork-tracker/id1518603405?uo=4","price":0,"currency":"USD","rating":4.24503,"rating_count":151,"rating_worldwide":4.43,"rating_count_worldwide":330,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Health & Fitness","version_date":"2026-10-07T16:51:07Z","updated_at":"2026-11-10T16:44:12.880Z","stale":false,"missing_since":null,"one_liner":"Free app to track and understand bloodwork, body 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