OAT Prep: Optometry Admission

Original Optometry Admission Test practice for iPhone and iPad

Paid app — purchase required. There is no free tier and no free trial. A subscription or a one-time Lifetime purchase unlocks the question bank and every study feature. Prices are shown in the app before you buy.

What the app contains

2,315 original practice questions across all six reported subjects, each with five answer choices and a worked explanation.
9 original science reading passages of about 800 to 950 words, each with 18 items, matching the shape of the real reading test.
Full 230-item mock OAT at real timing: Natural Sciences 100 items / 90 min, Reading Comprehension 50 / 60, Physics 40 / 50, Quantitative Reasoning 40 / 45.
Estimated 200–400 score report with Academic Average, Total Science and all six subject standard scores.
170 spaced-repetition flashcards across physics formulas, general chemistry, organic chemistry, biology and test strategy.
Practice by subject and by published specification topic, quick practice, weak-area drills, review of missed and bookmarked items.
Progress dashboard with projected scores, per-subject mastery, a full-length trend, a test-day countdown and a daily streak.
Works fully offline. No account, no ads, no analytics SDKs, no third-party trackers.

Exam format reference

Test	Items	Time
Survey of the Natural Sciences (Biology 40, General Chemistry 30, Organic Chemistry 30)	100	90 min
Reading Comprehension (3 passages)	50	60 min
Physics	40	50 min
Quantitative Reasoning	40	45 min
Total	230	4 h 5 min

Standard scores are reported on a 200–400 scale with a reference mean of 300 and a standard deviation of 40. Always confirm the current format and policies on the official exam website before your test date.

Original content

Every passage, question, answer key and explanation in this app was written originally for this app. No question, passage or explanation is reproduced from any official practice material or from any other preparation product. The public references consulted while verifying the science and the exam format are listed inside the app under Sources.

Disclaimer

OAT® and Optometry Admission Test® are administered by the Optometry Admission Testing Program under the auspices of the Association of Schools and Colleges of Optometry (ASCO), with testing services provided by the American Dental Association. This app is an independent, unofficial study aid. It is not affiliated with, authorised, endorsed by, sponsored by, or in any way officially connected to ASCO, the American Dental Association, the American Optometric Association, or any school or college of optometry.

Standard score estimates shown in the app are produced by our own model built from the publicly published 200–400 scale. They are indicative practice feedback only; they are not official scores and are not an official conversion. Science content is educational material prepared for exam preparation and is not medical, optometric or clinical advice.