# Functional Groups vs Chemistry Solver

The clearest difference is review sentiment: Functional Groups at 100% against Chemistry Solver's 44%. Functional Groups also leads on rating (4.9 vs 4.6) and device support (3 vs 1). Chemistry Solver's advantage is update cadence (monthly vs every 4 months) and ratings volume (149 vs 21). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Functional Groups sells 1 one-off in-app purchase and Chemistry Solver sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Functional Groups holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Chemistry Solver has 149 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 100% of Functional Groups's written reviews are positive against 44% of Chemistry Solver's.

Functional Groups ships an update every 4 months, Chemistry Solver monthly. The most recent releases landed on September 13, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Functional Groups | Chemistry Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (21 ratings)](https://appshunter.io/ios/app/functional-groups/id1670252638/reviews)** | [4.6 (149 ratings)](https://appshunter.io/ios/app/chemistry-solver-ai-scanner/id6736952750/reviews) |
| Number of ratings | 21 | **149** |
| Positive reviews | **100.0% of reviews** | 44.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 11 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Clarity Applications](https://appshunter.io/developer/1646120472) | [DAMIEN, NATHANAEL ELLEDGE](https://appshunter.io/developer/1698307994) |

## What reviewers say

### Functional Groups

[App page](https://appshunter.io/ios/app/functional-groups/id1670252638)

Master organic chemistry functional groups through an engaging and interactive learning experience. Ideal for students in introductory or advanced courses, MCAT prep, and A-Level chemistry, this app covers dozens of essential groups with practice modes and progress tracking.

**Highlights:** 25+ basic and advanced functional groups, 300+ organic compounds, Multiple practice modes, Customizable study groups, Personalized review, Reference table and definitions, Progress tracking with achievements

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $9.99 | one-time |


### Chemistry Solver

[App page](https://appshunter.io/ios/app/chemistry-solver-ai-scanner/id6736952750)

This app uses AI to solve chemistry problems by scanning them. It provides step-by-step solutions, allows follow-up questions, and includes helpful chemistry tools. It also acts as a multidisciplinary AI tutor for subjects like math and physics.

**Highlights:** AI-powered problem solving, Scan and solve chemistry problems, Step-by-step solutions, Follow-up questions, Periodic Table and formulas, AI tutor for multiple subjects, History tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chemistry Solver Pro | $6.99 | per 7 days |
| Chemistry Solver Pro | $6.99 | per 7 days |
| Chemistry Solver Pro | $39.99 | per year |


## Frequently asked questions

### Is Functional Groups free?

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

### Is Chemistry Solver free?

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

### Which has better reviews, Functional Groups or Chemistry Solver?

Functional Groups is rated higher. Functional Groups averages 4.9 out of 5 from 21 ratings, while Chemistry Solver averages 4.6 from 149 ratings.

### Do Functional Groups or Chemistry Solver have ads?

Neither Functional Groups nor Chemistry Solver shows ads.

### Which is updated more often, Functional Groups or Chemistry Solver?

Functional Groups ships an update every 4 months, and Chemistry Solver monthly. Most recently, Functional Groups was updated on September 13, 2026 and Chemistry Solver on September 12, 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.*