StackTrax vs Hiyd Health
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StackTrax
Track peptide protocols and GLP-1 titrations with detailed logging, reminders, and injection site rotation. Access a research library and integrate with Oura for comprehensive health insights. Includes nutrition tracking and an AI protocol importer.
- Peptide and GLP-1 tracking
- Dose logging and reminders
- Injection site rotation
- Research library with compound guides
- Oura integration
- AI Protocol Importer
- Nutrition tracking
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The peptide tracker built for people who take their protocol seriously. Whether you're running BPC-157, tracking a GLP-1 titration, tracking TRT, or managing a multi-compound stack — StackTrax helps you stay consistent, never miss a dose, and see what's actually working. FREE Research library — 90+ citation-backed compound guides. FDA labels, PMIDs, or community evidence, clearly labeled. PRO (subscription, manage at stacktrax.com) Log doses across multiple compounds and stacks. Set reminders for any cadence — daily, every other day, every 3 / 4 / 5 days, twice weekly, specific weekdays, "as needed," titration phases, cycle protocols. Injection site rotation with a front / back zone map. Vial inventory and low-stock alerts. Oura integration — readiness, sleep, HRV, resting heart rate, stress, resilience. AI Protocol Importer — paste your existing protocol or upload a screenshot, and StackTrax parses it into a tracker setup. Nutrition tracking — meals, barcode scanner, macros, hydration. HOW TO USE Use the iOS app for daily tracking. Use the web to add or configure new compounds and manage your subscription. Always consult a qualified healthcare provider before starting, changing, or stopping any protocol. IMPORTANT INFORMATION StackTrax is an informational tracking and logging tool. It is not medical advice and does not prescribe, recommend, or facilitate the purchase of any medication or compound. Many compounds tracked in StackTrax (BPC-157, TB-500, MOTS-c, sermorelin, NAD+ injection, others) are not FDA-approved for human use and are legally sold in the US only as research chemicals. We provide tracking tools and informational content; we do not endorse off-label or non-approved use. Subscriptions are managed at stacktrax.com. New users get a 14-day free Pro trial; full pricing shown at signup. Terms of Use: https://stacktrax.com/terms Privacy Policy: https://stacktrax.com/privacy
Hiyd Health
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Hiyd Health is the companion app for the Hiyd Tracker — a discreet sensor that attaches under the classic watch you already wear (or onto the Hiyd SoftBand) and quietly turns it into a modern health tracker. No screen on your wrist, no charging cradle on your nightstand competing with the watch you love — just your watch, with sensing underneath. Human sensing, quietly present. LIVE HEART RATE See your heart rate in real time, measured on-device by the Tracker's optical sensor and streamed to your iPhone over Bluetooth. SLEEP, SCORED Wake up to a nightly Sleep Score with a full breakdown of your sleep stages — light, deep, and REM — plus duration and consistency trends over time. YOUR DAY IN SCORES Follow steps, heart rate variability (HRV), a morning Readiness score, and a daily Move score that together give you a clear picture of activity and recovery. WORKOUTS WITH HEART RATE ZONES Track 12 workout types with live heart rate zones, so you always know how hard you're working — from easy walks to interval sessions. MEALS AND MACROS Log meals in seconds and keep an eye on calories, protein, carbs, and fat alongside your activity. APPLE HEALTH SYNC Connect Apple Health to keep your heart rate, sleep, steps, and workouts in one place. You choose exactly what is shared, and you can change it at any time. ALWAYS UP TO DATE Firmware updates for your Hiyd Tracker install right from the app — no cables, no computer. A HIYD TRACKER IS REQUIRED Hiyd Health requires a Hiyd Tracker to measure heart rate, sleep, and activity. Health tracking features only work with the wearable, worn under a classic watch or on the Hiyd SoftBand. Learn more at hiyd.ai. NOT A MEDICAL DEVICE Hiyd Health and the Hiyd Tracker are not medical devices. They are intended for general fitness and wellness purposes only and are not designed to diagnose, treat, cure, or prevent any disease or medical condition. Do not use them to make medical decisions; always consult a qualified healthcare professional with any questions about your health.
Screenshots
Verdict
The clearest difference is in-app purchases: Hiyd Health at none against StackTrax's 2. StackTrax's advantage is update cadence (daily vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. StackTrax sells 2 in-app purchases, starting at $4.99 per month. Hiyd Health asks for nothing beyond the download.
StackTrax ships an update daily, Hiyd Health every 3 weeks. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.
| Parameter | StackTrax | Hiyd Health |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Daily — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 32 MB | 47 MB |
| Age rating | 17+ | 4+ |
| Developer | Isaiah Deutsch | Hiyd Incorporated |
In-app purchases
StackTrax
- Pro Monthly14 Days trial$4.991 Month
- Pro Yearly14 Days trial$49.991 Year
Hiyd Health
No in-app purchases









