What Sticks vs POTS Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
What Sticks
This app helps you understand how sleep, exercise, and walking habits are related. It analyzes data from your devices to reveal personal correlations and provide insights into your wellness.
- Create relationship tables
- Analyze sleep, exercise, and walking data
- Uncover wellness factors
- Evidence-based self-understanding
- View data on iPhone tables
- Access algorithms on GitHub
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1) What does it do? Create tables that display relationships between sleep, exercise and walking. What Sticks employs a straightforward approach to uncover the factors that influence your wellness. We believe in a holistic approach to health and wellness and to accomplish this we should access all available levers available to us – including our data. 2) Why? Purpose: What Sticks is designed for users who seek to understand themselves better using an evidence-based approach. We help answer personal questions such as: "Do I really sleep better when I exercise to the point of exhaustion?" "How does cloudiness affect my walking habits?" "Does weather influence my exercise routines?" 3) How? Methodology: We harness the power of vast amounts of data already being collected from your devices. What Sticks provides simple, yet insightful statistical analyses, displaying correlations in user-friendly tables. Our approach is straightforward and unapologetically blunt in order to provide directionally correct and transparent answers now. We are constantly updating the website and users can view the data collected and restructured to produce the correlations that are displayed on their iPhone tables at https://what-sticks.com/user_home after logging in. For more in depth details into how calculations are made visit our GitHub page with the algorithms used to make the calculations: https://github.com/costa-rica/WhatSticks13DataTools. 4) Our Mission Mission Statement: Our mission at What Sticks is to pioneer a shift toward personalized, holistic healthcare. We believe in harnessing precise data collection and analysis as a cornerstone for advancing Precision Medicine, ultimately enhancing individual health outcomes across the globe.
POTS Tracker
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Living with POTS or another form of dysautonomia? POTS Tracker helps you understand your symptoms, spot patterns, and finally show your doctor solid numbers instead of vague descriptions. Everything runs 100% locally on your iPhone – no account, no cloud, no sharing of your health data. WHY POTS TRACKER? With POTS (Postural Orthostatic Tachycardia Syndrome), the difference in your heart rate between lying down and standing up is often what matters most. That's exactly what you document here – day by day, ready for your next appointment or rehab. WHAT YOU CAN TRACK • Orthostatic reading: heart rate lying and standing, with the rise calculated automatically • Blood pressure, if you record it • Symptoms: palpitations, dizziness, lightheadedness, brain fog, fatigue, pre-syncope and more • Triggers & context: heat, fluids, salt, sleep, menstruation, stress • Free-text notes on every entry UNDERSTAND INSTEAD OF GUESSING • Clear trends over days and weeks • See what makes your symptoms better or worse • Keep good and bad days in view YOUR DOCTOR REPORT (main highlight) Generate a clean PDF report of your readings and symptoms with a single tap – ideal for cardiology, your GP, or rehab. Walk into your appointment prepared and save precious minutes. YOUR DATA STAYS YOURS • Stored 100% locally on your device • Backup export & import when you switch phones • No tracking, no ads, no account required A FAIR MODEL – NO SUBSCRIPTION Try it free for 14 days. After that, unlock all Pro features permanently with a single one-time payment. No subscription, no recurring fees. IMPORTANT NOTE POTS Tracker is a symptom diary for self-monitoring. It does not provide a diagnosis, is not a substitute for medical advice, and is not a medical device. For acute symptoms, please contact a healthcare professional.
Screenshots
Verdict
The clearest difference is in-app purchases: What Sticks at none against POTS Tracker's 1. POTS Tracker's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support 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. POTS Tracker sells 1 one-off in-app purchase. What Sticks asks for nothing beyond the download.
What Sticks ships an update every 2 months, POTS Tracker every 3 weeks. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.
| Parameter | What Sticks | POTS Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 50 MB |
| Age rating | 4+ | 12+ |
| Developer | Nick Rodriguez | Daniel Gartler |
In-app purchases
What Sticks
No in-app purchases
POTS Tracker
- POTS Tracker: Dysautonomia$17.99









