HealthViewer — Lab Results Tracker for Mac and Windows
Blood test and lab results tracker · Mac and Windows
Every lab result you’ve had, charted on your own computer.
HealthViewer imports your lab reports, charts every test over time, and keeps your medications alongside your results — in an encrypted file on your desktop, with no cloud account, no subscription, and no data sharing.
Try free for 7 days — no payment required. Then **$24.99 one time.** No subscription. One personal-use license for your devices. Updates for this license tier included. Applicable taxes may be added at checkout.
Version 0.1.70, Oct 18, 2026 · Notarized by Apple · Changelog · All releases
Windows may show a SmartScreen warning because the installer isn’t code-signed yet. Click More info, then Run anyway. Why?
Sample report · Comprehensive panel Collected 09/17/2026
| Test | Result | Flag | Ref. range | Units | Since 2023 | | --- | --- | --- | --- | --- | --- | | LDL Cholesterol | 88 | | 0–99 | mg/dL | Down from 160 since 2023 | | Hemoglobin A1c | 5.4 | | 4.0–5.6 | % | Steady since 2023 | | TSH | 4.10 | | 0.45–4.50 | uIU/mL | Up from 1.8 since 2023 | | Vitamin D, 25-OH | 24 | L | 30–100 | ng/mL | Low on every report since 2023 |
Sample data. The last column is what HealthViewer adds. TSH is inside its range on this report, but it has more than doubled since 2023.
Trends · LDL cholesterol over three years, with the reference range shaded and medication starts marked.
Import
Import from anywhere
Upload lab report PDFs from Quest, LabCorp, Mayo, and others, plus CSVs and health record exports. Or connect directly to your patient portal — Epic (MyChart), Oracle Health (Cerner), athenahealth, or eClinicalWorks — where your practice supports it.
Trends
Lab result trends
See how any lab value changes over time with interactive charts. Spot patterns across months or years of results, across every lab and every doctor who ordered them.
Medications
Medication tracking
Keep a full record of your medications — dosage, start dates, and notes — alongside your lab data.
Encryption
AES-256 encryption
Your database is encrypted with AES-256 (SQLCipher) using a key derived from your password. No one else can read your data.
Export
Export your data
Export to PDF, CSV, or JSON at any time. Your data is yours — take it with you to any doctor or platform.
Offline
Offline & local-first
Works completely offline. Your data is stored and processed on your computer — nothing leaves it unless you choose to connect a patient portal or turn on optional AI features.
Privacy
Private by design
HealthViewer stores all your data in an encrypted `.hvdb` file on your computer. There is no account to create, no server to trust, and no subscription to manage.
| Check | Result | | --- | --- | | Cloud storage or sync | None | | Analytics or telemetry | None | | Account | Not required | | AI features | Off by default If you enable them, you use your own API key and provider. | | Encryption | AES-256 Full-database encryption (SQLCipher) with PBKDF2 key derivation. |
Dashboard · read from an encrypted file on your own computer.
macOS
- macOS 12 Monterey or later
- Apple Silicon (M1 and later) or Intel x64
- ~1 GB disk space
- Signed and notarized by Apple
Windows
- Windows (x64)
- ~1 GB disk space
- Updates are checked against a release signature before they install
- Not yet code-signed, so SmartScreen warns on first install (details)
- How to track your lab results over time
A practical way to turn scattered lab reports into one history you can read.
What the dates, columns, reference ranges, and flags on a report mean.
- How to download your lab results from MyChart
Four ways to get your results out of MyChart, and which one to use for a long history.
- How to download your lab results from Quest
A MyQuest PDF, Apple Health, a written request, or your doctor’s portal.
- How to download your lab results from Labcorp
The official report from MyLabcorp, and what to do for results that are not online.
- How to download your lab results from Oracle Health (Cerner)
An app connection or the record download from an Oracle Health or HealtheLife portal.
- How to download your lab results from athenahealth
The Health Records download, and what to do when your practice holds results back.
- How to download your lab results from Kaiser Permanente
An app connection, the kp.org health summary, or a records request, region by region.
- How to download your lab results from the VA
Single results, the Blue Button report, and the CCD from My HealtheVet on VA.gov.
- Where should your lab results live?
Portals, phone apps, trackers, and spreadsheets compared.
Start tracking your lab results
Try HealthViewer free for 7 days — no payment required. Then **$24.99 one time.** No subscription. One personal-use license for your devices. Updates for this license tier included. Applicable taxes may be added at checkout.