# Tap OChem vs Kaplan MCAT

The clearest difference is review sentiment: Tap OChem at 92% against Kaplan MCAT's 5%. Tap OChem also leads on rating (4.7 vs 4.2) and iOS requirement (13.2 vs 15.6). Kaplan MCAT's advantage is price (Free vs $4.99) and ratings volume (266 vs 39). On update cadence, ads, in-app purchases and device support there is nothing between them.

Kaplan MCAT is free to download; Tap OChem costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Tap OChem holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Kaplan MCAT has 266 ratings behind it against 39, so its average is the more settled of the two. Written reviews point the same way: 92% of Tap OChem's written reviews are positive against 5% of Kaplan MCAT's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Tap OChem | Kaplan MCAT |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.7 (39 ratings)](https://appshunter.io/ios/app/tap-ochem/id579861146/reviews)** | [4.2 (266 ratings)](https://appshunter.io/ios/app/kaplan-mcat/id1556269310/reviews) |
| Number of ratings | 39 | **266** |
| Positive reviews | **91.7% of reviews** | 4.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Paid | **Free** |
| Size | 3.5 GB | 66 MB |
| Requires iOS | **13.2** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tap OChem, LLC](https://appshunter.io/developer/579861209) | [Kaplan](https://appshunter.io/developer/426399130) |

## What reviewers say

### Tap OChem

[App page](https://appshunter.io/ios/app/tap-ochem/id579861146)

Visualize complex organic chemistry reactions and concepts with animated explanations. This app covers a wide range of undergraduate organic chemistry topics, aiding in exam preparation and understanding of molecular behavior.

**Highlights:** Animated organic chemistry reactions, Detailed concept explanations, Electron pushing diagrams, Full-color text descriptions, MCAT, PCAT, OAT, DAT prep, Regular content updates

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Kaplan MCAT

[App page](https://appshunter.io/ios/app/kaplan-mcat/id1556269310)

This mobile app serves as a companion for Kaplan's MCAT prep courses, offering on-the-go access to study materials. It features a Qbank with thousands of questions, video lessons, flashcards, and progress tracking that syncs with your desktop account.

**Highlights:** Qbank quizzes with 3,000+ questions, Detailed question explanations, Video Library access, Flashcards for science concepts, Progress tracking and performance analytics, Customizable quizzes

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Custom quizzes
- 👍 Flashcards
- 👍 Review videos
- 👍 Simple to use

**What reviewers complain about**

- 🐛 App logs out on close
- 🐛 Quizzes don't resume
- 🐛 Login issues persist
- 🐛 Constant "Loading Data"
- 🐛 Incompatible with older courses

**Reported bugs**

- Cannot log in, redirects to login screen
- App logs out immediately after login
- App stays on login page after entering credentials
- App won't allow sign-in, returns to home screen
- App immediately logs out when closed

**Requested features**

- Optional auto-login feature
- Easy textbook access
- Live session integration
- Schedule access
- Text size options for flashcards


## Frequently asked questions

### Is Tap OChem free?

Tap OChem costs $4.99, with no in-app purchases.

### Is Kaplan MCAT free?

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

### Which has better reviews, Tap OChem or Kaplan MCAT?

Tap OChem is rated higher. Tap OChem averages 4.7 out of 5 from 39 ratings, while Kaplan MCAT averages 4.2 from 266 ratings.

### Do Tap OChem or Kaplan MCAT have ads?

Neither Tap OChem nor Kaplan MCAT shows ads.

### Which is updated more often, Tap OChem or Kaplan MCAT?

Tap OChem ships an update every 3 months, and Kaplan MCAT every 3 months. Most recently, Tap OChem was updated on October 23, 2026 and Kaplan MCAT on October 27, 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.*