Comparison

Brainblast vs OnePrep

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

Head to head
About

Brainblast

This app transforms SAT preparation into an engaging game. It offers practice questions, detailed explanations, and performance analytics to help users achieve their target scores. Designed for all levels of SAT students, it provides a clear path to improvement.

Highlights
  • Gamified SAT practice questions
  • Step-by-step problem explanations
  • Performance analytics and insights
  • Personalized skill-level progression
  • Target score goal setting
  • Progress tracking over time
Features
Read full description

Ready to hit your target SAT score? Brainblast is the most fun & effective way to get there. Every SAT score starts with a goal: the number you need to get into your dream school. Brainblast works backwards from that goal to give you a clear path to reach it. Because improving your SAT score is simple in theory: you need practice. A lot of it. The problem? Most SAT prep feels like… TORTURE Brainblast changes that. We turn Digital SAT prep into a game where every question moves you closer to your target score. #1: PLAY Answer real Digital SAT-style questions and beat topic-based levels designed around your skill level. By test day, you’ll be thinking: “I’ve already seen this before.” #2: LEARN Get clear, step-by-step explanations that show you the fastest way to solve every problem—not just the right answer. #3: Analyze See your SAT progress over time with detailed performance insights. Identify your strengths, fix your weaknesses, and always know what to study next. Watch your predicted SAT score rise as you improve. Designed for Every SAT Prep Student – whether you’re just starting SAT prep or retaking the SAT. Download Brainblast today and take the first step towards hitting your target SAT score. If you have any questions or feedback, please email support@brainblast.com Disclaimer: SAT® is a trademark registered and owned by the College Board®, which is not affiliated with and does not endorse this product or site. Privacy Policy: https://www.brainblast.com/privacy Terms: https://www.brainblast.com/terms End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

OnePrep

Prepare for standardized tests with a comprehensive study tool. Access thousands of practice questions, realistic mock exams, and AI-powered feedback. Get personalized guidance from an AI tutor to improve your scores.

Highlights
  • Thousands of SAT-style practice questions
  • Realistic timed mock exams
  • AI-powered feedback and grading
  • Personalized study guidance
  • Progress tracking
  • Cross-device compatibility
Read full description

All your SAT® prep in one place. OnePrep is the ultimate study companion for SAT® students. Practice with thousands of SAT-style questions, realistic mock exams, and AI-powered feedback designed to match the official SAT® format. Meet Prepy AI, your personal tutor. Get instant help with difficult questions, clear explanations, and personalized study guidance anytime. Key features Thousands of SAT-style practice questions with step-by-step explanations Realistic timed mock exams Instant AI feedback and grading Progress tracking to identify weak areas Study anywhere, anytime—OnePrep works seamlessly across all your devices. Join 250k+ students worldwide already improving their SAT® scores with OnePrep. Start studying today for free. Questions? contact@oneprep.xyz Terms of Use (EULA): https://www.oneprep.xyz/terms-of-service

Screenshots

Brainblast4 screens
OnePrep4 screens

Verdict

The call

Brainblast and OnePrep both sit at 4.6 stars, but that hides the real split: 60% of Brainblast's written reviews are positive against 41% of OnePrep's. Brainblast also leads on update cadence (every 2 days vs every 5 days) and chart position (#171 vs unranked). OnePrep's advantage is iOS requirement (15.1 vs 18.2). On price, rating, ratings volume 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. Brainblast sells 10 in-app purchases, starting at $149.00 per month and OnePrep sells 10 in-app purchases, starting at $28.49 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Brainblast against 4.7 for OnePrep. Both are backed by a comparable volume of ratings — 590 and 750 respectively. Written reviews are what separate them: 60% of Brainblast's written reviews are positive against 41% of OnePrep's.

UpkeepUpdate frequency

Brainblast ships an update every 2 days, OnePrep every 5 days. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

Scorecard4 real differences · 7 level
Brainblast versus OnePrep: the parameters behind the verdict, then further details
ParameterBrainblastOnePrep
PriceFreeFree
Rating4.6 (590 ratings)4.7 (750 ratings) — better
Positive reviews59.6% of reviews — better40.7% of reviews
Number of ratings590750 — better
Update frequencyEvery 2 days — betterEvery 5 days
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#171 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.215.1 — better
Further details — not scored
Size325 MB87 MB
Age rating+124+
DeveloperBrainblastMyDojo Inc.

Customer experience

Brainblast

All ratings589 ratings
Positive91.9%
Neutral2.5%
Negative5.6%
Written reviews57 reviews
Positive59.6%
Neutral14.0%
Negative26.3%

OnePrep

All ratings713 ratings
Positive94.0%
Neutral2.1%
Negative3.9%
Written reviews27 reviews
Positive40.7%
Neutral7.4%
Negative51.9%

In-app purchases

10 purchases

Brainblast

Subscriptions4
  • Brainblast Max – 1 Month3 Days trial$149.001 Month
  • Brainblast Max – 3 Months3 Days trial$199.003 Months
  • Brainblast Max – 6 Months3 Days trial$249.006 Months
Show 1 more
  • Brainblast Max – 12 Months3 Days trial$299.001 Year
One-time6
  • 1200 Gems$1.99
  • 6500 Gems$19.99
  • Brainblast Max - 30 Days$149.00
Show 3 more
  • Brainblast Max - 90 Days$199.00
  • Brainblast Max - 180 Days$249.00
  • Brainblast Max - 360 Days$299.00
10 purchases

OnePrep

Subscriptions4
  • OnePrep Pro (1 Week)$28.497 Days
  • OnePrep Pro (1 Month)$99.991 Month
  • OnePrep Pro (3 Months)$269.003 Months
Show 1 more
  • OnePrep Pro (1 Year)$589.001 Year
One-time6
  • OnePrep Plus Exam Pass (0-7 Days)$79.00
  • OnePrep Pro Exam Pass (0-7 Days)$89.00
  • OnePrep Pro Exam Pass (8-14 Days)$90.00
Show 3 more
  • OnePrep Pro Exam Pass (15-28 Days)$95.00
  • OnePrep Pro Exam Pass (31-44 Days)$134.99
  • OnePrep Pro Exam Pass (45-58 Days)$174.99

Questions

Is Brainblast free?
Brainblast is free to download, with in-app purchases available.
Is OnePrep free?
OnePrep is free to download, with in-app purchases available.
Which has better reviews, Brainblast or OnePrep?
OnePrep is rated higher. Brainblast averages 4.6 out of 5 from 590 ratings, while OnePrep averages 4.7 from 750 ratings.
Do Brainblast or OnePrep have ads?
Both Brainblast and OnePrep show ads.
Which is updated more often, Brainblast or OnePrep?
Brainblast ships an update every 2 days, and OnePrep every 5 days. Most recently, Brainblast was updated on November 8, 2026 and OnePrep on November 9, 2026.

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