Reflex vs Formulate App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Pupillary readings via iPhone camera
- 5-second test duration
- Patient progress tracking
- Baseline feature for deviations
- Clinical decision support tool
- Rapid biomarker validation
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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
Formulate App
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The essential clinical calculator and digital formulary designed exclusively for Registered Dietitians. Formulate streamlines infant, pediatric and adult nutritional care by putting your hospital's exact inventory right at your fingertips. Built for the fast-paced hospital environment, Formulate helps registered dietitians make accurate, data-driven decisions in seconds. Infant: Master complex recipes. Instantly calculate exact nutrition for varying volumes and determine caloric concentrations based on reported parental mixing instructions (displacement) Pediatric: Seamlessly manage nutritional requirements for growing patients with precise, age-appropriate data. Adult: Quickly evaluate standard, elemental, and specialized adult formulas for critical and acute care. KEY FEATURES: Custom Digital Formulary: Select the specific formulas your hospital or healthcare system carries. Precision Volumetric Calculations: Input any volume to view the exact macronutrient and micronutrient breakdown instantly. Side-by-Side Formula Comparison: Compare two formulas simultaneously to determine the most clinically appropriate option for your patient. Match them by volume, or by total calories to weigh formulas of differing caloric density. Error-Reduction Tools: Standardize mixing calculations to ensure patient safety and optimal caloric delivery. Works Offline: All data is stored on device. No account, no sign-in, and no tracking. Created to support evidence-based practice, Formulate reduces cognitive load, saves time during rounds, and ensures accuracy when every milliliter counts. Note: This app is intended for use by Registered Dietitians and qualified healthcare professionals. It is a reference and calculation aid, not a medical device, and does not provide medical advice. Always verify values against the manufacturer's current product label.
Screenshots
Verdict
The clearest difference is in-app purchases: Formulate App at none against Reflex's 5. Formulate App also leads on iOS requirement (15.1 vs 17.6). On price, 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. Reflex sells 5 in-app purchases, starting at $1.99 per month. Formulate App asks for nothing beyond the download.
| Parameter | Reflex | Formulate App |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (23 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 23 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 22 MB | 32 MB |
| Age rating | +17 | 4+ |
| Developer | Brightlamp, Inc. | CARLYN ALEXIS SHEAR |
In-app purchases
Reflex
- Critical Care Monthly$1.991 Month
- Monthly Subscription1 Month trial$41.991 Month
- Monthly Subscription$41.991 Month
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- Yearly Subscription1 Month trial$419.991 Year
- Yearly Subscription$419.991 Year
Formulate App
No in-app purchases








