Parkinson Symptom Tracking vs BioClock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Parkinson Symptom Tracking
This app helps patients, providers, and researchers track Parkinson's symptom severity over time. It offers accurate, fast, and accessible assessments for all disease stages. All features, including scores and reports, are included.
- Symptom severity tracking
- Assessments for all disease stages
- Accurate and fast data collection
- Easy accessibility
- On-demand PRO-PD scores
- Complete reports
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The Parkinson Symptom Tracker (PRO-PD App) has been designed for patients, providers, and researchers as a tool for assessing and tracking symptom severity over time. The scale has been designed to be sensitive at all stages of disease and to be accurate, fast, easy, and readily accessible. The PRO-PD App is provided by the Parkinson Center for Pragmatic Research (CPR), a Social Purpose Corporation whose goal is to make Parkinsonism preventable and reversible. We value your feedback and appreciate your support. All of the App features, including on-demand PRO-PD scores and complete reports are included. https://pd-symptoms.com/eula
BioClock
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BioClock is a privacy-first wellbeing companion for understanding rhythm, sleep timing, and BioTime. It estimates: • BioTime • circadian phase • rhythm support • predicted sleep window • calm mood-oriented pattern summaries BioClock is designed for local-first use. Core estimates run directly on the device, and optional sources such as Apple Health and manual input remain under your control. Features include: • a live BioTime dashboard • 7-day and 30-day trends • manual sleep and mood inputs • bedtime reminder settings • a Home Screen widget for BioTime at a glance • optional Live Activity visibility on supported devices • local wellbeing and clinician-support summaries • multilingual interface • local export BioClock is informational and observational. It is not a diagnostic device, psychiatric evaluator, or medical judgment tool.
Screenshots
Verdict
Parkinson Symptom Tracking and BioClock are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
Parkinson Symptom Tracking ships an update every 2 weeks, BioClock every 10 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | Parkinson Symptom Tracking | BioClock |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (30 ratings) — better | — |
| Positive reviews | 23.5% of reviews | — |
| Number of ratings | 30 — better | — |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.2 |
| Further details — not scored | ||
| Size | 16 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | NeurRx, SPC | Jakub Tencl |
In-app purchases
Parkinson Symptom Tracking
No in-app purchases
BioClock
No in-app purchases
Questions
Is Parkinson Symptom Tracking free?
Is BioClock free?
Do Parkinson Symptom Tracking or BioClock have ads?
Which is updated more often, Parkinson Symptom Tracking or BioClock?
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