# SAT® vs OnePrep

SAT® and OnePrep both sit at 4.8 stars, but that hides the real split: 77% of SAT®'s written reviews are positive against 41% of OnePrep's. SAT® also leads on in-app purchases (none vs 10) and ads (none vs shown). OnePrep's advantage is update cadence (every 5 days vs every 2 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. OnePrep sells 10 in-app purchases, starting at $28.49 per 7 days. SAT® asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for SAT® against 4.7 for OnePrep. Both are backed by a comparable volume of ratings — 1.8K and 756 respectively. Written reviews are what separate them: 77% of SAT®'s written reviews are positive against 41% of OnePrep's.

SAT® ships an update every 2 months, OnePrep every 5 days. The most recent releases landed on November 11, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | SAT® | OnePrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.8K ratings)](https://appshunter.io/ios/app/sat-practiceprepflashcards/id931558522/reviews)** | [4.7 (756 ratings)](https://appshunter.io/ios/app/oneprep-sat-act-and-ap-prep/id6755932961/reviews) |
| Number of ratings | **1.8K** | 756 |
| Positive reviews | **76.7% of reviews** | 40.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 45 MB | 87 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Varsity Tutors](https://appshunter.io/developer/866311651) | [MyDojo Inc.](https://appshunter.io/developer/1854476769) |

## What reviewers say

### SAT®

[App page](https://appshunter.io/ios/app/sat-practiceprepflashcards/id931558522)

Prepare for the SAT® exam with professionally written practice questions and comprehensive study content for Math, Critical Reading, and Writing sections. Analyze your strengths, track progress, and create custom flashcards to master exam topics.

**Highlights:** Practice questions for Math, Reading, and Writing, Timed, full-length practice tests, Feedback on strengths and weaknesses, Flashcard library for vocabulary and grammar, Custom flashcard creation, Progress tracking of past scores

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great app for SAT prep
- 💡 Provides a variety of practice questions and tests
- 🚀 Helpful explanations for answers
- 🚀 Convenient to use on the go
- 🚀 Free app with lots of content

**What reviewers complain about**

- 🐛 Outdated content not aligned with new SAT format
- 🐛 Bugs and glitches in the app
- 🐛 Some questions have errors or are poorly worded
- 🐛 Question of the day feature not working as expected

**Reported bugs**

- App crashes when swiping up for notifications
- Question of the day feature shows the same question repeatedly
- Some math questions have missing information or incorrect formatting
- Writing questions have issues with recognizing singular 'they/them' pronouns

**Requested features**

- Update content to match the new SAT format
- Add an offline mode to download content
- Improve navigation and allow users to select specific questions
- Fix bugs and improve overall app stability


### OnePrep

[App page](https://appshunter.io/ios/app/oneprep-sat-act-and-ap-prep/id6755932961)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OnePrep Pro (1 Week) | $28.49 | per 7 days |
| OnePrep Pro (1 Month) | $99.99 | per month |
| OnePrep Pro (3 Months) | $269.00 | per 3 months |
| OnePrep Pro (1 Year) | $589.00 | per year |
| OnePrep Plus Exam Pass (0-7 Days) | $79.00 | one-time |
| OnePrep Pro Exam Pass (0-7 Days) | $89.00 | one-time |
| OnePrep Pro Exam Pass (8-14 Days) | $90.00 | one-time |
| OnePrep Pro Exam Pass (15-28 Days) | $95.00 | one-time |
| OnePrep Pro Exam Pass (31-44 Days) | $134.99 | one-time |
| OnePrep Pro Exam Pass (45-58 Days) | $174.99 | one-time |


## Frequently asked questions

### Is SAT® free?

SAT® is free to download, with no in-app purchases.

### Is OnePrep free?

OnePrep is free to download, with in-app purchases available.

### Which has better reviews, SAT® or OnePrep?

SAT® is rated higher. SAT® averages 4.8 out of 5 from 1.8K ratings, while OnePrep averages 4.7 from 756 ratings.

### Do SAT® or OnePrep have ads?

OnePrep shows ads; SAT® does not.

### Which is updated more often, SAT® or OnePrep?

SAT® ships an update every 2 months, and OnePrep every 5 days. Most recently, SAT® was updated on November 11, 2026 and OnePrep on November 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*