Life & fun · alternatives · 2026
24 alternatives to jDay
A health journal app for making data-driven health decisions
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. jDay launched in 2020; newer entries below may have overtaken it.
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ChatGPT Health▲415ChatGPT designed for health and wellness
Jan 2026 · openai.com · its alternatives →
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Vidaya▲249Healthspan score from your wearables, labs, and DNA.
26d ago · vidaya.ai · its alternatives →
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Translate complex research into easy to read summaries
2016 · its alternatives →
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Comprehensive preventive heart health solution scaled w/ AI
Feb 2026 · empirical.health · its alternatives →
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Your personal health companion, powered by ChatGPT
Jul 2026 · openai.com · its alternatives →
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Reveal the patterns in your users' lives that matter most
2025 · sahha.ai · its alternatives →
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AI-powered symptom checker that creates medical summaries
2023 · its alternatives →
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Comprehensive medical, fitness and health calculator
2021 · its alternatives →
- 21HA
Heya HN, I started journaling about a year ago and recently landed in my perfect setup, a simple sentence to remember each day, combined with a flexible habit tracker. Over the holidays I turned this approach into a free expo app that I want to share. Basically, you get: - One sentence per day, enough to remember each day. - Flexible habit tracking (still working on finding the best UX here) - No backend, no tracking, all in device (just sentry for errors) - Clean, minimal interface - Export your data - Stats to track your progress I built this primarily for my own use, but I'd love to hear…
2025 · habby.day · its alternatives →
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Your own medical history in your pocket
2018 · its alternatives →
- 23WB
We are super excited to release our latest open-source demo, Healthsearch. This demo decodes user reviews of supplements and performs semantic- and generative search on them, retrieving the most related products for specific health effects, and leveraging Large Language Models to generate product and review summaries. The demo can understand natural language queries and derive all search filters directly from the context of your query.
2023 · github.com · its alternatives →
- 24VY
Hi HN, I made a tool for displaying your Apple Health data (activities, workouts, body metrics) and display them in Grafana to be manipulated, aggregated etc. It's useful for finding trends, get daily/monthly/yearly stats and visualize outdoor routes on a bigger screen !
2023 · github.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →