Free online tools
Free Online Eye Tests
Quick, educational vision screenings you can try right now. Reviewed by Dr. Roxanna Gangi, Your Trusted Optometrist in Toronto. Each test is mobile-friendly, lightweight, and takes only a few minutes.
Disclaimer: These tools are for general awareness and education only. Many serious eye conditions develop without symptoms. Only a comprehensive in-person exam with Dr. Roxanna Gangi can properly assess your vision and ocular health.
Vision screening tools
Educational checks based on standard in-clinic tests an optometrist might use.
Colour Vision Test
3 min12-plate Ishihara screening for red-green colour deficiency.
Open testContrast Sensitivity Test
2 minCheck how well you can distinguish low-contrast letters on your screen.
Open testAmsler Grid Test
1 minSpot wavy or missing lines that may suggest macular changes.
Open testAstigmatism Test
1 minSunburst chart to check if some line directions look sharper than others.
Open testPeripheral Vision Awareness Test
2 minFocus on a center target and tap when shapes appear in your side vision.
Open testNight Vision Difficulty Test
2 minIdentify low-contrast shapes and letters in nighttime-style scenes.
Open testDry Eye Symptom Quiz
2 min9-question quiz on burning, dryness, watery eyes, and screen-related discomfort.
Open testDigital Eye Strain Assessment
2 min10-question screen-use questionnaire to gauge digital eye strain symptoms.
Open testReading Speed & Eye Movement Test
2 minRead a short paragraph and answer one quick question to gauge reading comfort and speed.
Open testVisual performance games
Lightweight games that exercise visual attention, reaction time, and short-term memory.
Spot the Difference
5–10 min10 eye-themed puzzles. Trains visual attention and detail recognition.
Open testVisual Reaction Time
2 minTap targets the moment they appear. Three difficulty levels.
Open testEye Memory Match
3–6 minFlip cards and find matching pairs. Easy / Medium / Hard.
Open testEye Tracking Exercise
1 minFollow a moving dot with your eyes — slow, medium, or fast.
Open testConcerned about your vision?
Book a comprehensive eye exam with Dr. Roxanna Gangi, Optometrist.