Comparison

Reflex vs Pfizer C4951085

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

Head to head
About

Reflex

This tool measures and tracks pupillary activity using an iPhone camera for quick, 5-second tests. It helps medical professionals monitor patient progress and identify deviations for clinical decision support.

Highlights
  • Pupillary readings via iPhone camera
  • 5-second test duration
  • Patient progress tracking
  • Baseline feature for deviations
  • Clinical decision support tool
  • Rapid biomarker validation
Features
Read full description

Measure and track autonomic pupillary activity by simply holding the iPhone up to your patient's eye for a quick 5-second test. Track patient progress using the baseline feature and frequently follow-up to determine deviations with Reflex, an accessible pupillary tool for clinical decision support. Here's what you can expect from Reflex: -Fast and reliable pupillary readings at the touch of a screen. -Track important changes and fluctuations from pupil readings over time. -Validate your clinical efforts with the state-of-the-art in rapid biomarkers. Reflex is only for medical professional use. Seek a physician's advice if you're experiencing ocular or neurological issues. Pricing & Terms: Reflex offers the following subscription option for unlimited use per period: * 1 month: $39.99 (USD) * 1 year: $399.99 (USD) This price applies to United States residents. Prices may vary in other countries respecting your local currency exchange rate. Your subscription will be charged to your iTunes account. At the end of the term, unless auto-renewables subscriptions are disabled, your subscription will automatically renew in your iTunes account. You will be charged for the regular price of your subscription within 24 hours prior to the end of the current term. You can turn off automatic renewal in your iTunes account settings at any time, but you must do so at least 24 hours before the end of the current term. Refunds will not be provided for the unused portion of any term. Reflex is a registered Class I 510(K) Exempt medical device. Privacy policy: https://reflexapp.io/privacy-policy/ Terms and conditions: https://reflexapp.io/terms-conditions

About

Pfizer C4951085

Features
Read full description

The Pfizer eCOA App is intended for use to collect participants reported outcomes relating to the C4951085 clinical trial. In order to log into the app, participants must be given accounts by the site.

Screenshots

Reflex3 screens
Pfizer C49510854 screens

Verdict

The call

The clearest difference is in-app purchases: Pfizer C4951085 at none against Reflex's 5. Reflex's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Reflex sells 5 in-app purchases, starting at $1.99 per month. Pfizer C4951085 asks for nothing beyond the download.

UpkeepUpdate frequency

Reflex ships an update every 2 weeks, Pfizer C4951085 every 2 months. The most recent releases landed on October 14, 2026 and September 27, 2026 respectively.

Scorecard2 real differences · 8 level
Reflex versus Pfizer C4951085: the parameters behind the verdict, then further details
ParameterReflexPfizer C4951085
PriceFreeFree
Rating3.5 (23 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings23 — better—
Update frequencyEvery 2 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.617.0 — better
Further details — not scored
Size22 MB108 MB
Age rating+1712+
DeveloperBrightlamp, Inc.ERT,INC

In-app purchases

5 purchases

Reflex

Subscriptions5
  • Critical Care Monthly$1.991 Month
  • Monthly Subscription1 Month trial$41.991 Month
  • Monthly Subscription$41.991 Month
Show 2 more
  • Yearly Subscription1 Month trial$419.991 Year
  • Yearly Subscription$419.991 Year
None

Pfizer C4951085

No in-app purchases

Questions

Is Reflex free?
Reflex is free to download, with in-app purchases available.
Is Pfizer C4951085 free?
Pfizer C4951085 is free to download, with no in-app purchases.
Do Reflex or Pfizer C4951085 have ads?
Neither Reflex nor Pfizer C4951085 shows ads.
Which is updated more often, Reflex or Pfizer C4951085?
Reflex ships an update every 2 weeks, and Pfizer C4951085 every 2 months. Most recently, Reflex was updated on October 14, 2026 and Pfizer C4951085 on September 27, 2026.

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