# Building Atoms and Isotopes vs Learn Genetics

The clearest difference is review sentiment: Building Atoms and Isotopes at 33% against Learn Genetics's 0%. Building Atoms and Isotopes also leads on chart position (#195 vs unranked). On price, update cadence, ads and in-app purchases there is nothing between them.

Building Atoms and Isotopes costs $1.99 and Learn Genetics $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Building Atoms and Isotopes ships an update every 18 months, Learn Genetics every 12 months. The most recent releases landed on August 13, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Building Atoms and Isotopes | Learn Genetics |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/building-atoms-and-isotopes/id436996679/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 12 months** |
| Monetization | Paid | Paid |
| Best chart rank | **#195** | — |
| Size | 10 MB | 34 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Carolina Biological Supply](https://appshunter.io/developer/413708533) | [Muhammad Umair](https://appshunter.io/developer/1696049320) |

## What reviewers say

### Building Atoms and Isotopes

[App page](https://appshunter.io/ios/app/building-atoms-and-isotopes/id436996679)

**Currently charting:** #195 Top Paid · Education (US App Store)

Explore the composition of elements by building atoms, ions, and isotopes. Select the correct number of protons, neutrons, and electrons. Includes atomic theory information and an interactive periodic table on iPad.

**Highlights:** Build atoms, ions, and isotopes, Select protons, neutrons, and electrons, Atomic theory information, Interactive periodic table (iPad), Element composition exploration

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Genetics

[App page](https://appshunter.io/ios/app/learn-genetics/id6451423279)

Explore the fundamental principles of genetics, from DNA and inheritance to genetic testing and therapy. This app provides comprehensive information on how traits are passed down through generations and the latest advancements in genomic research.

**Highlights:** Genetics news and blogs, Genetics cells and DNA, Health and genetic variants, How genes work, Inheriting genetic conditions, Genetics and human traits, Genetic consultation and testing

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

**In-app purchases:** none


## Frequently asked questions

### Is Building Atoms and Isotopes free?

Building Atoms and Isotopes costs $1.99, with no in-app purchases.

### Is Learn Genetics free?

Learn Genetics costs $1.99, with no in-app purchases.

### Do Building Atoms and Isotopes or Learn Genetics have ads?

Neither Building Atoms and Isotopes nor Learn Genetics shows ads.

### Which is updated more often, Building Atoms and Isotopes or Learn Genetics?

Building Atoms and Isotopes ships an update every 18 months, and Learn Genetics every 12 months. Most recently, Building Atoms and Isotopes was updated on August 13, 2026 and Learn Genetics on September 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*