# Chemistry Pro vs WePlanet

The clearest difference is rating: WePlanet at 5.0 against Chemistry Pro's 4.3. WePlanet also leads on in-app purchases (none vs 5). Chemistry Pro's advantage is update cadence (every 2 months vs every 7 months) and ratings volume (8 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Chemistry Pro sells 5 in-app purchases, starting at $4.99 per 7 days. WePlanet asks for nothing beyond the download.

WePlanet holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Chemistry Pro has 8 ratings behind it against 1, so its average is the more settled of the two.

Chemistry Pro ships an update every 2 months, WePlanet every 7 months. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Chemistry Pro | WePlanet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (8 ratings)](https://appshunter.io/ios/app/chemistry-pro/id1588453081/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/weplanet/id6478402645/reviews)** |
| Number of ratings | **8** | 1 |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 40 MB | 59 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ali Umer](https://appshunter.io/developer/1584417594) | [WePlanet Inc.](https://appshunter.io/developer/1732704697) |

## What reviewers say

### Chemistry Pro

[App page](https://appshunter.io/ios/app/chemistry-pro/id1588453081)

Learn chemistry from basic to advanced topics with offline access. This app offers hundreds of lessons in English, covering chemistry in everyday life. Unlock premium features and advanced lessons through in-app purchases or subscriptions.

**Highlights:** Hundreds of chemistry topics, Offline access, Learn from basics to advanced, Chemistry in life lessons, Review mode, In-app purchases for premium content

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chemistry | $4.99 | per 7 days |
| Chemistry | $6.99 | per month |
| Chemistry | $29.99 | per year |
| Chemistry | $2.99 | one-time |
| Chemistry | $49.99 | one-time |


### WePlanet

[App page](https://appshunter.io/ios/app/weplanet/id6478402645)

This app incentivizes eco-friendly actions by rewarding users with points and prizes for adopting sustainable practices. It aims to educate and inspire individuals and businesses to make a positive environmental impact through simple, actionable steps.

**Highlights:** Incentive-driven environmental solutions, Rewards for eco-friendly lifestyles, Points accumulation for sustainable actions, Eco-Challenges for user engagement, Education on sustainable practices, Inspires positive environmental change

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chemistry Pro free?

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

### Is WePlanet free?

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

### Which has better reviews, Chemistry Pro or WePlanet?

WePlanet is rated higher. Chemistry Pro averages 4.3 out of 5 from 8 ratings, while WePlanet averages 5.0 from 1 ratings.

### Do Chemistry Pro or WePlanet have ads?

Both Chemistry Pro and WePlanet show ads.

### Which is updated more often, Chemistry Pro or WePlanet?

Chemistry Pro ships an update every 2 months, and WePlanet every 7 months. Most recently, Chemistry Pro was updated on October 24, 2026 and WePlanet on October 22, 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.*