Pain Tracker vs Stack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pain Tracker
This app helps you track and understand your chronic pain by logging pain levels, locations, associated symptoms, and medication effectiveness. It generates detailed reports for healthcare providers and helps uncover patterns and triggers for better pain management.
- Customizable pain scale
- Interactive body pain mapping
- Pain type differentiation
- Associated symptom tracking
- Medication effectiveness logging
- Pattern and trigger analysis
- Doctor-ready reports
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Ever tried explaining to your doctor exactly how that mysterious back pain has been behaving for the past month? ("Well, it was kind of bad on Tuesday... or was that Wednesday?") We've been there too. Palina transforms your pain tracking experience from tedious guesswork into meaningful insights that actually help you understand what's happening in your body. Beyond Basic Tracking Unlike those overly complicated medical apps or the too-simple symptom checkers, Palina finds the sweet spot between detailed and doable: • Customize your pain scale to match your personal experience • Map pain locations with precision on our interactive body diagram • Differentiate between types of pain (the stabbing kind is definitely not the same as the dull ache) • Track associated symptoms that tend to tag along with your pain • Log medications and note their actual effectiveness, not just when you took them And yes, we designed everything to be quick enough to use even when you're in the middle of a flare-up and the last thing you want to do is tap through sixteen screens. Connect the Dots The human body is wonderfully complex (and sometimes frustratingly mysterious). Palina helps you uncover the patterns hiding in plain sight: • Notice how your back pain tends to flare three days after those high-intensity workouts • Discover connections between certain foods and your discomfort levels • Understand how stress and emotional factors might be amplifying your pain Our visualization tools make these connections clear without requiring a degree in data science. Finally understand why "it just happens randomly" might not be so random after all. Your Doctor's New Best Friend Healthcare providers love patients who come prepared (even if they don't always say it). Arrive at your next appointment with: • Comprehensive pain history reports that fit more than just the last week • Objective tracking of medication effectiveness over time • Clear documentation of how treatments are actually working • Precise information about pain triggers and patterns Beyond Just Tracking Living with pain requires more than just documenting it. Palina offers practical tools for the journey: • Thoughtful reminders that don't feel like your phone is nagging you • Journal feature that lets you add context to your pain experience Privacy That Actually Means Something Your health data is nobody's business but yours: • Serious encryption that would make security experts nod approvingly • Complete control over sharing • Zero third-party data sharing • Secure cloud backups that ensure you never lose your tracking history Created By People Who Get It Our team includes people who live with various pain conditions, alongside input from pain management specialists who understand the clinical side. We've been on both sides of those frustrating medical appointments where you can't quite explain how your symptoms have been behaving. We've felt the disappointment of trying to track health data in apps that were clearly designed by people who've never experienced a day of chronic pain. That's why we built Palina to be the app we wish we'd had years ago. For Anyone Living with Chronic Pain Whether you're managing: • Fibromyalgia • Chronic migraines • Rheumatoid arthritis • Ankylosing spondylitis • Complex regional pain syndrome (CRPS) • Endometriosis • Ehlers-Danlos syndrome • Chronic fatigue syndrome • Lupus • Multiple sclerosis • Peripheral neuropathy • Post-herpetic neuralgia • Degenerative disc disease • Osteoarthritis • Temporomandibular joint disorder (TMJ) When you're ready to understand your pain patterns better than ever before, we'll be here. Palina - because your pain deserves to be understood, not just endured. Any insights provided by Palina does not constitute medical advice. Remember to consult your doctor before making any medical decisions. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Stack
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Stack is the supplement tracker that finally looks as good as the rest of your day. Track your vitamins, supplements and medications, get reminders so you never miss a dose, and build a streak that keeps you consistent. No clutter. No noise. Just a calm, beautiful daily ritual that takes seconds. BUILD YOUR STACK Add anything you take in seconds with smart suggestions from a built-in library of vitamins, minerals, supplements and common medications. Everything is organised automatically by time of day. NEVER MISS A DOSE Set gentle reminders around your routine. Mark each one taken with a single tap and watch your day fill in. Morning, midday, evening or night, Stack keeps you on track. KEEP YOUR STREAK Consistency is what actually delivers results. Stack counts your daily streak and celebrates the milestones that keep the habit alive. MEET YOUR ADVISOR Unlock a personal supplement advisor that knows your goals, diet and routine. Get a full review of your stack, spot gaps and interactions, and fine-tune your timing and doses. Ask anything in plain language, and go deeper into the science whenever you want. Add any recommendation to your stack with one tap. PRIVATE BY DESIGN Your data stays on your device. No accounts, no ads, no tracking, ever. Stack Pro unlocks the Advisor with a 7-day free trial, then a simple subscription. Cancel anytime. Stack provides general information about supplements and nutrition. It is not a substitute for professional medical advice, diagnosis or treatment. Always consult a qualified healthcare professional before changing your supplement or medication routine. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Stack at every 3 days against Pain Tracker's every 7 months. Pain Tracker's advantage is device support (4 vs 1) and iOS requirement (15.5 vs 17.0). On price, ads and in-app purchases 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. Pain Tracker sells 10 in-app purchases, starting at $4.95 per month and Stack sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
Pain Tracker ships an update every 7 months, Stack every 3 days. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.
| Parameter | Pain Tracker | Stack |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (7 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 7 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone |
| Requires iOS | 15.5 — better | 17.0 |
| Further details — not scored | ||
| Size | 237 MB | 9 MB |
| Age rating | +4 | 4+ |
| Developer | Digital Therapeutics | Henry Hinge |
In-app purchases
Pain Tracker
- flex pass$4.951 Month
- flex pass$8.991 Month
- weather max$9.993 Months
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- smart pass$19.991 Year
- select pass$34.991 Year
- limited discount$34.991 Year
- yearly access3 Days trial$39.991 Year
- your free pass3 Days trial$39.991 Year
- 7-Day Trial7 Days trial$49.991 Year
- carey ai credits$8.99
Stack
- Stack Pro7 Days trial$5.991 Month
- Stack Pro7 Days trial$39.991 Year









