Comparison

Parkinson Symptom Tracking vs BioClock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Symptom severity tracking
  • Assessments for all disease stages
  • Accurate and fast data collection
  • Easy accessibility
  • On-demand PRO-PD scores
  • Complete reports
Features
Read full description

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

About

BioClock

Features
Read full description

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

Parkinson Symptom Tracking4 screens
BioClock4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

ScorecardNo meaningful differences
Parkinson Symptom Tracking versus BioClock: the parameters behind the verdict, then further details
ParameterParkinson Symptom TrackingBioClock
PriceFreeFree
Rating2.6 (30 ratings) — better—
Positive reviews23.5% of reviews—
Number of ratings30 — better—
Update frequencyEvery 2 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.2
Further details — not scored
Size16 MB2 MB
Age rating4+4+
DeveloperNeurRx, SPCJakub Tencl

In-app purchases

None

Parkinson Symptom Tracking

No in-app purchases

None

BioClock

No in-app purchases

Questions

Is Parkinson Symptom Tracking free?
Parkinson Symptom Tracking is free to download, with no in-app purchases.
Is BioClock free?
BioClock is free to download, with no in-app purchases.
Do Parkinson Symptom Tracking or BioClock have ads?
Neither Parkinson Symptom Tracking nor BioClock shows ads.
Which is updated more often, Parkinson Symptom Tracking or BioClock?
Parkinson Symptom Tracking ships an update every 2 weeks, and BioClock every 10 days. Most recently, Parkinson Symptom Tracking was updated on November 3, 2026 and BioClock on November 5, 2026.

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