MastCell Tracker vs Hypermobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MastCell Tracker
This app helps individuals with Mast Cell Activation Syndrome (MCAS) log symptoms, flares, and potential triggers. It provides a structured way to record daily experiences, fostering self-awareness and consistency in managing complex health patterns.
- Log MCAS symptoms
- Track flare events
- Identify potential triggers
- Record daily patterns
- Organize health experiences
- Improve self-awareness
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MastCell Tracker is a personal health tracking app designed to help individuals living with Mast Cell Activation Syndrome (MCAS) log symptoms, flares, triggers, and daily patterns in one place. The app allows users to quickly record flare events, track symptoms over time, and reflect on possible triggers through simple, structured logging. By organizing daily experiences, MastCell Tracker supports greater self-awareness and consistency in managing complex symptom patterns. MastCell Tracker is built for everyday use with a clean, focused interface that prioritizes ease and clarity. All tracking is intended for personal reference and organization.
Hypermobile
Track joint events, Beighton scores, and comorbidities like POTS and MCAS. Gain insights into pain and fatigue trends, and generate PDF reports for medical appointments. All data stays on your device for privacy.
- Joint event logging with full-body map
- Beighton score tracking with trend charts
- Optional POTS and MCAS comorbidity modules
- Daily check-ins for pain, fatigue, and meds
- Insightful trend analysis of symptoms
- Exportable PDF reports for clinicians
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HYPERMOBILE: EDS TRACKER A symptom tracker built for the specific reality of Ehlers-Danlos Syndrome, Hypermobility Spectrum Disorder, and the comorbidities that come with them. Designed to be useful in front of your rheumatologist, geneticist, or PT — not just another generic pain slider. WHAT YOU CAN TRACK Joint events on a full-body map. Tap any joint to log a subluxation or dislocation. Record event type, severity, pain level, how it was reduced (self, manual assist, ER), and what you were doing when it happened. Over time, the trigger context becomes one of the most useful patient-side signals. Beighton scores over time. Log your 9-point Beighton score with per-test breakdowns. The trend chart shows the adult GJH threshold so you and your clinician can see exactly where your hypermobility sits. POTS and MCAS, when relevant. Optional opt-in modules for the EDS "trifecta." Log resting and standing heart rate with automatic delta calculation against the +30 bpm POTS threshold, and track MCAS reactions with triggers, symptoms, and severity. If neither applies, these modules stay hidden. Daily check-ins. A 30-second flow for overall pain, fatigue, unstable joints, meds and braces used, and notes. Insights. Pain and fatigue trends, most-affected joints, weekly event frequency. Spot patterns across the last 30 days, 90 days, or all time. PDF reports for appointments. Generate a multi-page summary of your joint events, Beighton history, and pain/fatigue charts. Share it with your specialist via Mail, Messages, AirDrop, or Files — designed to look credible in a clinical setting. PRIVACY Everything you log stays on your device. No accounts, no servers, no analytics, no third-party trackers, no data shared with anyone. Uninstalling the app removes the data with it. PREMIUM The Today check-in, full Joint Log, and 30-day Insights are free. Premium unlocks Beighton tracking, comorbidity modules (POTS, MCAS), full Insights history, and PDF report export. Hypermobile Premium auto-renews at $5.99/month or $39.99/year. New subscribers get a 7-day free trial on the monthly plan. Cancel anytime in Settings → Apple ID → Subscriptions, at least 24 hours before the trial ends to avoid the charge. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://bagnew21.github.io/Hypermobile/privacy.html DISCLAIMER Hypermobile is a personal symptom tracker, not a medical device. It is not intended to diagnose, treat, cure, or prevent any disease. Self-reported data is useful for spotting patterns and sharing with clinicians, but it isn't a substitute for medical advice or examination.
Screenshots
Verdict
The clearest difference is rating: Hypermobile at 5.0 against MastCell Tracker's 3.3. MastCell Tracker's advantage is in-app purchases (none vs 2) and ratings volume (3 vs 1). On price, update cadence, 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. Hypermobile sells 2 in-app purchases, starting at $5.99 per month. MastCell Tracker asks for nothing beyond the download.
Hypermobile holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
MastCell Tracker ships an update every 3 weeks, Hypermobile monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | MastCell Tracker | Hypermobile |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.5 | 26.5 |
| Further details — not scored | ||
| Size | 17 MB | 3 MB |
| Age rating | 12+ | 12+ |
| Developer | Aleksandra Suman | WILLIAM BARRY AGNEW |
Customer experience
MastCell Tracker
Hypermobile
In-app purchases
MastCell Tracker
No in-app purchases
Hypermobile
- Premium Monthly7 Days trial$5.991 Month
- Premium Yearly$39.991 Year




