Comparison

vision.app vs VisionLens

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

Head to head
About

vision.app

Read full description

vision.app provides a simple and accessible way to check your sight from the comfort of your home. Our application includes intuitive tools designed to help you assess both your near and distance vision capabilities. Key Features: • Near Vision Test: Evaluate your ability to read and focus on close-range objects and text. • Far Vision Test: Screen your distance vision using our optotypes and Voice Recognition. • Simple Interface: Designed for ease of use, allowing you to perform checks in just a few minutes. IMPORTANT NOTICE - INFORMATIONAL USE ONLY This application is not a medical device. It is intended for educational and informational purposes only. This app does not provide medical diagnoses and is not a substitute for professional medical advice, diagnosis, or treatment. If you have concerns about your vision, please consult a qualified eye care professional.

About

VisionLens

Simulate various vision impairments in real-time using your device's camera. This tool helps patients and students understand conditions like floaters, myopia, and astigmatism by applying adjustable blur and glare effects.

Highlights
  • Real-time blur effects
  • Simulate floaters, myopia, astigmatism
  • Adjustable diopters and glare
  • Migraine aura simulation
  • Starburst overlays
Features
Read full description

Help patients and students “see as they see” with VisionLens. VisionLens applies real-time blur effects to your camera feed, allowing you to demonstrate how floaters, myopia, astigmatism, migraine aura, and other vision issues impact the world. Dial in diopters, cylinder strength, or glare intensity. Why VisionLens: Live camera simulators for floaters, myopia, astigmatism, combined blur glare/halo, and starburst overlays that react to light sources. Intuitive sliders with 0.5D steps. Perfect for optometrists, educators, or anyone explaining corrective lenses or vision issues. VisionLens helps audiences understand what blurred vision really looks like--no specialized hardware required.

Screenshots

vision.app4 screens
VisionLens4 screens

Verdict

The call

The clearest difference is update cadence: vision.app at every 3 weeks against VisionLens's every 6 weeks. VisionLens's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases 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

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

vision.app ships an update every 3 weeks, VisionLens every 6 weeks. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 7 level
vision.app versus VisionLens: the parameters behind the verdict, then further details
Parametervision.appVisionLens
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size10 MB19 MB
Age rating17+4+
DeveloperCapital Certainty SLOptilima LTD

In-app purchases

None

vision.app

No in-app purchases

None

VisionLens

No in-app purchases

Questions

Is vision.app free?
vision.app is free to download, with no in-app purchases.
Is VisionLens free?
VisionLens is free to download, with no in-app purchases.
Do vision.app or VisionLens have ads?
Neither vision.app nor VisionLens shows ads.
Which is updated more often, vision.app or VisionLens?
vision.app ships an update every 3 weeks, and VisionLens every 6 weeks. Most recently, vision.app was updated on October 1, 2026 and VisionLens on October 4, 2026.

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