# Biomolecules vs Trumpet Sight Reading

The clearest difference is price: Biomolecules at Free against Trumpet Sight Reading's $12.99. Biomolecules also leads on update cadence (every 2 weeks vs every 4 months). Trumpet Sight Reading's advantage is ads (none vs shown) and iOS requirement (11.0 vs 15.0). On in-app purchases and device support there is nothing between them.

Biomolecules is free to download; Trumpet Sight Reading costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Biomolecules ships an update every 2 weeks, Trumpet Sight Reading every 4 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Biomolecules | Trumpet Sight Reading |
| --- | --- | --- |
| Price | **Free** | $12.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/biomoleculesfunctional-groups/id6446133302/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Ad-supported | — |
| Size | 158 MB | 72 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carolina Biological Supply](https://appshunter.io/developer/413708533) | [Oleg Sokolov](https://appshunter.io/developer/1628122395) |

## What reviewers say

### Biomolecules

[App page](https://appshunter.io/ios/app/biomoleculesfunctional-groups/id6446133302)

Explore the properties and functions of biomolecules with this educational app. It covers basic chemistry topics essential for understanding biological molecules and their processes. This is part of a series designed for anyone interested in general, organic, and biological chemistry.

**Highlights:** Learn basic chemistry topics, Explore biomolecule properties, Understand biomolecule functions, Study general chemistry, Study organic chemistry, Study biological chemistry

**In-app purchases:** none


### Trumpet Sight Reading

[App page](https://appshunter.io/ios/app/trumpet-sight-reading/id6447368113)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Biomolecules free?

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

### Is Trumpet Sight Reading free?

Trumpet Sight Reading costs $12.99, with no in-app purchases.

### Do Biomolecules or Trumpet Sight Reading have ads?

Biomolecules shows ads; Trumpet Sight Reading does not.

### Which is updated more often, Biomolecules or Trumpet Sight Reading?

Biomolecules ships an update every 2 weeks, and Trumpet Sight Reading every 4 months. Most recently, Biomolecules was updated on October 12, 2026 and Trumpet Sight Reading on October 7, 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.*