# Khan Academy vs Tap OChem

The clearest difference is price: Khan Academy at Free against Tap OChem's $4.99. Khan Academy also leads on ratings volume (113K vs 39) and chart position (#65 vs unranked). Tap OChem's advantage is review sentiment (92% vs 74%) and iOS requirement (13.2 vs 15.0). On rating, update cadence, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for Khan Academy against 4.7 for Tap OChem. That said, the two scores are not equally well evidenced: Khan Academy has 113K ratings behind it against 39, so its average is the more settled of the two. Written reviews are what separate them: 74% of Khan Academy's written reviews are positive against 92% of Tap OChem's.

Khan Academy ships an update every 6 weeks, Tap OChem every 3 months. The most recent releases landed on October 29, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Khan Academy | Tap OChem |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.6 (113K ratings)](https://appshunter.io/ios/app/khan-academy/id469863705/reviews) | **[4.7 (39 ratings)](https://appshunter.io/ios/app/tap-ochem/id579861146/reviews)** |
| Number of ratings | **113K** | 39 |
| Positive reviews | 74.2% of reviews | **91.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | **Free** | Paid |
| Best chart rank | **#65** | — |
| Size | 52 MB | 3.5 GB |
| Requires iOS | 15.0 | **13.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Khan Academy](https://appshunter.io/developer/469863708) | [Tap OChem, LLC](https://appshunter.io/developer/579861209) |

## What reviewers say

### Khan Academy

[App page](https://appshunter.io/ios/app/khan-academy/id469863705)

**Currently charting:** #65 Top Free · Education (US App Store)

Access a vast library of free educational content, including interactive exercises, videos, and articles. Master subjects from math and science to humanities and finance at your own pace, with offline access and personalized learning paths.

**Highlights:** Thousands of interactive exercises, videos, and articles, Study math, science, economics, finance, grammar, history, and more, Practice exercises with instant feedback and hints, Offline content access, Personalized learning mastery system, Syncs progress with website account

**In-app purchases:** none

**What reviewers like**

- 🚀 Impeccable app
- 👍 Very easy to learn with
- 👍 Great for learning math
- 👍 Excellent math program
- 👍 Fantastic learning tool

**What reviewers complain about**

- 🐛 New writing system issues
- 🐛 Incorrect grammar
- 🐛 Bugs and glitches
- 🐛 Deleted all my progress
- 🐛 Annoying keyboard issues

**Reported bugs**

- Incorrect answers marked wrong
- Keyboard issues
- Glitches in interactive diagrams
- Crashes and freezes
- Content not loading

**Requested features**

- Add dark mode
- Improve search and navigation
- Add more content for higher grades
- Allow redoing exercises
- Improve writing/drawing tools


### 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


## Frequently asked questions

### Is Khan Academy free?

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

### Is Tap OChem free?

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

### Which has better reviews, Khan Academy or Tap OChem?

Tap OChem is rated higher. Khan Academy averages 4.6 out of 5 from 113K ratings, while Tap OChem averages 4.7 from 39 ratings.

### Do Khan Academy or Tap OChem have ads?

Neither Khan Academy nor Tap OChem shows ads.

### Which is updated more often, Khan Academy or Tap OChem?

Khan Academy ships an update every 6 weeks, and Tap OChem every 3 months. Most recently, Khan Academy was updated on October 29, 2026 and Tap OChem on October 23, 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.*