Comparison

Spencer Vision Guard vs FlowEye

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

Head to head
About

Spencer Vision Guard

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Vision Guard: Clinical Research Vision Monitoring Vision Guard is a research application designed to support clinical trials in ophthalmology by enabling remote vision monitoring for patients. The app is currently in a validation phase, partnering with multiple clinics to assess the accuracy of remote vision testing compared to traditional clinical measurements. FEATURES โ€ข Landolt C Vision Test: Standardized visual acuity testing โ€ข Remote Data Collection: Enables vision monitoring from patient locations โ€ข Clinical Validation: Compares results with gold standard BCVA measurements โ€ข Secure Platform: Encrypted data transmission for research teams โ€ข Multi-Clinic Partnership: Validating methodology across partner clinics PURPOSE Vision Guard administers the Landolt C test, a recognized method for measuring visual acuity. The app collects vision data from volunteers, with results validated against traditional in-clinic BCVA measurements to assess the reliability of remote testing approaches. RESEARCH STATUS Currently in controlled validation with volunteer participants and partner clinics. The goal is to determine if remote vision testing can provide reliable data comparable to traditional clinical measurements. IMPORTANT NOTES โ€ข Research and clinical trial use only โ€ข Requires authorized clinic credentials for access โ€ข Not for diagnostic or treatment purposes โ€ข Results must be interpreted by qualified healthcare professionals โ€ข Limited availability during validation phase FOR CLINICAL RESEARCH TEAMS Vision Guard offers a platform for collecting vision data from clinical trial participants remotely, potentially reducing in-person visit frequency while maintaining research data quality. Designed to support ongoing ophthalmology research. Privacy & Data Security Patient data is encrypted in transit and accessible only to authorized research team members with proper credentials. --- This application is for research purposes and requires authorized access. Not a replacement for professional medical care.

About

FlowEye

Features
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FlowEye is your personal eye care coach, designed for anyone who spends hours in front of a screen. Using your iPhone's front camera and on-device face landmark processing, FlowEye tracks blink patterns and eye openness in real time without recording or uploading any video. Everything stays private, on your device. Medical Disclaimer: FlowEye is a wellness and habit-tracking app, not a medical device. It does not diagnose, treat, cure, or prevent any disease or medical condition, and it is not a substitute for professional medical advice. Please consult a doctor or qualified eye care professional in addition to using this app and before making any medical decisions. CORE FEATURES Real-Time Eye Tracking FlowEye detects facial landmarks on-device to estimate blink rate, eye openness, and screen-use strain patterns. When your eyes may need a break, you'll know before discomfort builds. 20-20-20 Rule Reminders Every 20 minutes, FlowEye reminds you to look at something 20 feet away for 20 seconds. This is a common wellness habit for screen breaks. Intervals are fully customizable from 10 to 60 minutes. Guided Eye Exercises Four guided exercises support regular eye movement breaks with real-time gaze verification: - Clockwise Circle: full-range eye rotation - Horizontal Scan: left-right sweep - Vertical Scan: up-down sweep - Near-Far Focus: guided near/far focus break Forced Eye Rest Timer Choose Micro Rest (1 min), Deep Rest (5 min), or Eye Meditation (10 min). The timer only counts down while your eyes are genuinely closed, detected by the camera, so you get real rest, not just waiting. Eye Care Statistics Track blink rate, strain score, session duration, posture alerts, and rest count. View 7-day trend charts for eye care duration, rest frequency, and strain index. Posture Monitoring Detects if you're sitting too close, head down, or head tilted, and shows a real-time alert banner to help you correct your posture before it becomes a habit. PRIVACY FIRST - Camera frames and face landmarks are processed entirely on-device - No video is ever recorded, stored, or transmitted - Face data is not retained and is not shared with Google or any third party - No account required to use core features - No ads, no tracking, no third-party analytics FLOWEYE PRO Unlock the full experience with a one-time lifetime purchase: - Unlimited guided eye exercises - Export eye care reports - Custom reminder intervals - Advanced 7-day trend charts - No ads, forever WHO IS THIS FOR? - Remote workers and office professionals - Students studying for long hours - Gamers and developers - Anyone who wants regular screen breaks and eye care reminders Start building healthier screen break habits today.

Screenshots

Spencer Vision Guard4 screens
FlowEye4 screens

Verdict

The call

The clearest difference is price: Spencer Vision Guard at Free against FlowEye's $9.99. Spencer Vision Guard also leads on in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Spencer Vision Guard is free to download; FlowEye costs $9.99 up front. FlowEye sells 1 one-off in-app purchase. Spencer Vision Guard asks for nothing beyond the download.

Scorecard2 real differences ยท 4 level
Spencer Vision Guard versus FlowEye: the parameters behind the verdict, then further details
ParameterSpencer Vision GuardFlowEye
PriceFree โ€” better$9.99
Update frequencyโ€”Every 2 days
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.217.0 โ€” better
Further details โ€” not scored
Size4 MB20 MB
Age rating4+4+
DeveloperYasir SepahFlitface Vision (Beijing) Technology Co., Ltd.

In-app purchases

None

Spencer Vision Guard

No in-app purchases

1 purchases

FlowEye

One-time1
  • FlowEye Lifetime Pro$5.99

Questions

Is Spencer Vision Guard free?
Spencer Vision Guard is free to download, with no in-app purchases.
Is FlowEye free?
FlowEye costs $9.99, and also offers in-app purchases.
Do Spencer Vision Guard or FlowEye have ads?
Neither Spencer Vision Guard nor FlowEye shows ads.

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