# PerfectPrep vs OnePrep

The clearest difference is in-app purchases: OnePrep at none against PerfectPrep's 11. OnePrep also leads on ads (none vs shown) and rating (5.0 vs 4.6). PerfectPrep's advantage is ratings volume (883 vs 1). On price, update cadence, monetization model and device support there is nothing between them.

Both are free to download. PerfectPrep sells 9 in-app purchases, starting at $4.99 per 7 days. OnePrep asks for nothing beyond the download.

OnePrep holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PerfectPrep has 883 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of PerfectPrep's written reviews are positive against 88% of OnePrep's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PerfectPrep | OnePrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (883 ratings)](https://appshunter.io/ios/app/perfectprep-act-and-sat-prep/id1524653663/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/oneprep/id1529720146/reviews)** |
| Number of ratings | **883** | 1 |
| Positive reviews | 66.7% of reviews | **88.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 122 MB | 141 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mosaic S.r.l.](https://appshunter.io/developer/570748343) | [PrepLadder](https://appshunter.io/developer/1201201685) |

## What reviewers say

### PerfectPrep

[App page](https://appshunter.io/ios/app/perfectprep-act-and-sat-prep/id1524653663)

Prepare for standardized college entrance exams with a personalized study plan, practice tests, and detailed explanations. Track your progress, review concepts with flashcards, and access video lessons to boost your score. Get expert tips and predictions to ace your ACT or SAT.

**Highlights:** Personalized study plans, Subject-specific practice tests, Full practice exams, Detailed answer explanations, Flashcards for concept review, Video lessons and tutorials, Progress tracking and score prediction

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PerfectPrep Premium 1 Week | $4.99 | per 7 days |
| PerfectPrep Premium 1 Week | $4.99 | per 7 days |
| PerfectPrep Premium 1 Month | $9.99 | per month |
| PerfectPrep Premium 1 Month | $9.99 | per month |
| PerfectPrep Premium 1 Month | $9.99 | per month |
| PerfectPrep Premium 1 Month | $14.99 | per month |
| PerfectPrep Premium 6 Months | $19.99 | per 6 months |
| PerfectPrep Premium 6 months | $39.99 | per 6 months |
| PerfectPrep Premium 6 Months | $39.99 | per 6 months |

**What reviewers like**

- 👍 Good app for SAT prep
- 👍 Easy to use with many useful features
- 👍 Helpful for studying and preparing for the SAT
- 👍 Great for students and anyone taking the SAT
- 👍 Awesome app

**What reviewers complain about**

- 🐛 Incorrect content and errors in practice questions
- 🐛 Software bugs and issues with practice tests
- 💰 Not completely free, some features require payment
- 🐛 Answers marked wrong even though they are correct

**Reported bugs**

- Constant notifications despite disabling them
- Time limits not accurate for practice tests
- Many typos in the app

**Requested features**

- Dark mode option
- More free practice content


### OnePrep

[App page](https://appshunter.io/ios/app/oneprep/id1529720146)

This digital education platform offers comprehensive preparation for aspiring Chartered Accountants. It provides video lectures, notes, a question bank, and direct faculty support from renowned CA educators. Access everything needed to excel in CA Intermediate & Final exams on a single, convenient platform.

**Highlights:** Video lectures, Colored notes, QBank for practice, Direct faculty support, Topic-wise classes, Revision materials

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Amazing content and faculties
- 👍 Great for CA preparation
- 👍 Helpful for students
- 👍 Well-explained content
- 👍 Complete coverage and support

**What reviewers complain about**

- 🐛 Not user friendly
- 🐛 Outdated books sent
- 🐛 No response to calls/mails
- 🐛 Bad and worst service
- 🐛 App unstable on iPad

**Reported bugs**

- App unstable on iPad
- Full screen option not working on iPhone

**Requested features**

- Laptop accessibility
- Full screen view
- Better sound quality
- Full screen option working on iPhone


## Frequently asked questions

### Is PerfectPrep free?

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

### Is OnePrep free?

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

### Which has better reviews, PerfectPrep or OnePrep?

OnePrep is rated higher. PerfectPrep averages 4.6 out of 5 from 883 ratings, while OnePrep averages 5.0 from 1 ratings.

### Do PerfectPrep or OnePrep have ads?

PerfectPrep shows ads; OnePrep does not.

### Which is updated more often, PerfectPrep or OnePrep?

PerfectPrep ships an update fortnightly, and OnePrep fortnightly. Most recently, PerfectPrep was updated on October 15, 2026 and OnePrep on October 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.*