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Startups14,448Programs29

14,448 startups · 29 programs

rex.fit

Active · Automating nutrition tracking.

WebsiteYC profile

Why it ranks

How the rank works
10signal of 100 · rising 3
  • went through YCProgram · this site+4
  • 2 programsMore than one program · this site+3
  • team of 2Team size · YC's directory+2.5

A sum of public facts, not a judgement and not investment advice.

Competitors

AISnapCalorieShared: nutrition tracking, fitness, computer visionYC S21New York CityStartup →AIFitiaShared: nutrition tracking, fitnessYC S21LimaStartup →AISensory RoboticsShared: computer visionAlchemist Class 28CincinnatiStartup →AIXailientShared: computer visionAntler 2019AustraliaStartup →AIContineuShared: computer vision, trackingEF 2024BangaloreStartup →
Companies closest to rex.fit
Company
SnapCalorieShared: nutrition tracking, fitness, computer visionYC S21ActiveAI
FitiaShared: nutrition tracking, fitnessYC S21ActiveAI
Sensory RoboticsShared: computer visionAlchemist Class 28Not statedAI
XailientShared: computer visionAntler 2019Not statedAI
ContineuShared: computer vision, trackingEF 2024Not statedAI

Adjacent

AITempoShared: computer vision, consumer health servicesYC W15San FranciscoStartup →AIAcquiredJido MapsShared: computer vision, automating, cameraYC W18San FranciscoStartup →OtherVivid MachinesShared: computer visionEF 2021TorontoStartup →AIRerunShared: computer visionSeedcamp 2022Startup →AIMashginShared: computer visionYC W15San FranciscoStartup →
Companies next to rex.fit
Company
TempoShared: computer vision, consumer health servicesYC W15ActiveAI
Jido MapsShared: computer vision, automating, cameraYC W18AcquiredAI, Devtools
Vivid MachinesShared: computer visionEF 2021Not statedOther
RerunShared: computer visionSeedcamp 2022Not statedAI
MashginShared: computer visionYC W15ActiveAI

Also from W23 in AI

All of W23
AIDream3DWe build tools to help humanity predict the future.YC W23New York CityStartup →AIKivo HealthAI-powered care for seniors with chronic diseaseYC W23San FranciscoStartup →AIOverlordAI Accountability PartnerYC W23New York CityStartup →AIScanbaseThe API for Diagnostic Test Analysis (COVID-19, FLU, RSV, STD,…YC W23Los AngelesStartup →AI1stCollabPerformance-Optimized Influencer Marketing at ScaleYC W23San FranciscoStartup →AI222the AI social facilitator for offline human to human interactionsYC W23New York CityStartup →
Company
Dream3DWe build tools to help humanity predict the future.team of 3ActiveAI, Devtools
Kivo HealthAI-powered care for seniors with chronic diseaseteam of 40hiringActiveAI
OverlordAI Accountability Partnerteam of 2ActiveAI
ScanbaseThe API for Diagnostic Test Analysis (COVID-19, FLU, RSV, STD,…team of 10ActiveAI
1stCollabPerformance-Optimized Influencer Marketing at Scaleteam of 11hiringActiveAI
222the AI social facilitator for offline human to human interactionsteam of 28hiringActiveAI

Programs

Programs rex.fit went through
ProgramCohortSource
Y CombinatorW23YC Page
Entrepreneur First2023EF Page

About rex.fit

The DROP by Rex.Fit is an AI wearable camera that automates nutrition tracking using computer vision. It has garnered more than 93k USD in preorders (~450 units) since its launch last month. The nutrition estimation and recommendation tech behind the DROP is already integrated as an API for fitness chains, generating hundreds of thousands of dollars in yearly revenue for them. The DROP is built by brothers, sports nutritionists and computer vision engineers from the Swiss Federal Institute of Technology (ETH Zurich).

YC batch
W23 · Winter 2023
Status, per YC
Active
Category
AI
Team size
2
Location
San Francisco, CA, USA
Checked
13h ago

YC tags: Hard Tech, Computer Vision, Consumer Health Services, Fitness, AI

Changes seen

TagsOct 19, 2026

Newly tagged AI; no longer tagged Artificial Intelligence.

Source ↗

rex.fit in W23: 274 companies, 69% AI

rex.fit: questions

Which YC batch was rex.fit in?

rex.fit was in Y Combinator's Winter 2023 batch (W23).

Which accelerators did rex.fit go through?

rex.fit is listed by Y Combinator (W23), Entrepreneur First (2023).

Is rex.fit still active?

Y Combinator lists rex.fit as active.

Where is rex.fit based?

rex.fit lists San Francisco, CA, USA as its location on YC's directory.