Comparison

Math Central vs ABO Exam Prep

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

Head to head
About

Math Central

Sharpen your math abilities with a wide range of practice problems covering arithmetic, algebra, geometry, and more. The app offers randomly generated questions that don't repeat, allowing for continuous learning and skill development. Track your progress and compete with others on the Game Center Leaderboard.

Highlights
  • Arithmetic practice
  • Exponential concepts
  • Equation solving
  • Statistics and geometry
  • Measurement conversions
  • Progress tracking
  • Game Center Leaderboard
Features
Read full description

Put your math skills to the test with Math Central. Math Central helps test and grow your math skills so you can become a math whiz. All questions are randomly generated and don't repeat so you can have an enjoyable experience learning from a variety of problems. You can practice the following math concepts in Math Central: - Arithmetic: Addition, Subtraction, Multiplication, Division, & Mixed Ops - Exponential: Basic Exponents, Fractional Exponents, nth Roots, & Scientific Notation - Equations: Basic Equations, Quadratic Equations, Functions, & Proportions - Statistics: Basic Statistics - Geometry: Shapes & Lines - Measurements: Comparing & Converting Lengths - Fractions, Decimals, Percentages, & Conversions - Other: Number Systems; Speed, Distance, Time; Sequences; & Number Theory You can also increase the difficulty level to match your skill level so you can always feel challenged. In addition, you can track your results to see your progress and compare it to others with the Game Center Leaderboard. ARE YOU READY TO BE A MATH WHIZ? Give us any feedback or suggestions at feedback.akashcentral@gmail.com.

About

ABO Exam Prep

Prepare for optician certification exams with over 1,200 practice questions, detailed explanations, and realistic mock exams. Track your progress, study offline, and gain the confidence needed to pass your ABO and NCLE tests.

Highlights
  • 1,200+ practice questions
  • Detailed explanations
  • Realistic mock exams
  • Daily quiz challenges
  • Performance analytics
  • Offline study mode
Features
Read full description

Pass your ABO exams with confidence! ABO Test Prep Mastery is your all-in-one solution for optician certification. Whether you're preparing for the ABO exam, the ABO contact lens exam, or both, this app provides the tools and structure to master the material—anytime, anywhere. With over 1,200 ABO practice questions, detailed explanations, daily quizzes, and mock exams that mirror the real test format, you’ll gain the skills and confidence needed to succeed on test day. Features That Make You Exam-Ready: ABO Practice Questions Get access to 1,200+ multiple-choice questions covering all exam topics—ocular anatomy, optics, lens materials, contact lenses, dispensing, frame fitting, regulatory standards, and more. Realistic Exam Simulations Timed, full-length mock exams simulate the official ABO exam environment, helping you reduce anxiety and improve time management. Daily Quiz Challenges Answer 10 new questions each day to stay consistent and reinforce learning. Contact Lens & Lens Scan Practice Includes scenarios to identify contact lenses, perform lens scans, and understand contact lens tracker systems and lens identifiers—key components of the ABO exam. Detailed Explanations Every question includes in-depth reasoning, allowing you to master content and avoid common mistakes in optometry and ophthalmology. Performance Analytics Track your performance, analyze progress, and review weak areas like pupillary distance measurement, optics, and eye anatomy. Offline Study Mode No Wi-Fi? No problem. Download practice content and study on the go, anywhere—even during your examen de conducir wait! Supports All Learners Designed for students, practicing opticians, optometrists, and even aspiring ophthalmologists looking to sharpen their training for eyes. Premium Access Start for free with dozens of questions. Upgrade to unlock full access to all ABO test prep practice test tools, mock exams, and personalized analytics. Who Is This App For? Aspiring opticians preparing for the ABO certification exams Eye care professionals seeking to refresh their knowledge in ophthalmology, contact lens fitting, and optics Students & educators needing structured optician exam study tools Anyone looking for visual training, including those familiar with tools like LensaApp Topics Covered: ABO Exam Content Lens Materials & Designs Frame Selection & Fitting Contact Lenses & Maintenance Pupillary Distance & Fitting Measurements Prisms, Lens Power, and Refraction Eye Conditions & Common Disorders Anatomy of the Eye Optical Physics & Answer Lens Questions Compliance & Legal Guidelines Join thousands who have used ABO Test Prep Mastery to ace their exams and grow their careers. Whether you're learning opticianry, preparing for your license test, or planning to become an eye doctor, this app provides the structure, content, and confidence you need to succeed. Please Review For More Details: Privacy Policy: https://docs.google.com/document/d/1AZSo72FatLsTXyjnVapThJYohIQvJYf-H9XnehPzXAw/edit?usp=sharing Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Download now and take the first step toward becoming ABO certified. Pass your optician exam and stand out in the world of ophthalmology and optometry.

Screenshots

Math Central4 screens
ABO Exam Prep4 screens

Verdict

The call

Math Central and ABO Exam Prep both sit at 4.7 stars, but that hides the real split: 88% of Math Central's written reviews are positive against 0% of ABO Exam Prep's. Math Central also leads on in-app purchases (none vs 2) and ratings volume (46 vs 3). ABO Exam Prep's advantage is device support (4 vs 2). On price, rating, update cadence and ads 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. ABO Exam Prep sells 2 in-app purchases, starting at $8.99 per month. Math Central asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Math Central against 4.7 for ABO Exam Prep. That said, the two scores are not equally well evidenced: Math Central has 46 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 88% of Math Central's written reviews are positive against 0% of ABO Exam Prep's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Math Central versus ABO Exam Prep: the parameters behind the verdict, then further details
ParameterMath CentralABO Exam Prep
PriceFreeFree
Rating4.7 (46 ratings) — better4.7 (3 ratings)
Positive reviews87.5% of reviews — better0.0% of reviews
Number of ratings46 — better3
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS14.1 — better15.6
Further details — not scored
Size10 MB129 MB
Age rating4+4+
DeveloperAkash PulinthanathuMd Tariqul Islam

Customer experience

Math Central

All ratings43 ratings
Positive93.0%
Neutral7.0%
Negative0.0%
Written reviews8 reviews
Positive87.5%
Neutral12.5%
Negative0.0%

ABO Exam Prep

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Math Central

No in-app purchases

2 purchases

ABO Exam Prep

Subscriptions1
  • Monthly$8.991 Month
One-time1
  • Unlimited Plan$17.99

Questions

Is Math Central free?
Math Central is free to download, with no in-app purchases.
Is ABO Exam Prep free?
ABO Exam Prep is free to download, with in-app purchases available.
Which has better reviews, Math Central or ABO Exam Prep?
Math Central is rated higher. Math Central averages 4.7 out of 5 from 46 ratings, while ABO Exam Prep averages 4.7 from 3 ratings.
Do Math Central or ABO Exam Prep have ads?
Neither Math Central nor ABO Exam Prep shows ads.
Which is updated more often, Math Central or ABO Exam Prep?
Math Central ships an update every 2 months, and ABO Exam Prep every 2 months. Most recently, Math Central was updated on November 6, 2026 and ABO Exam Prep on October 30, 2026.

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