# Decimal Rounding vs MCAT Biochem

The clearest difference is price: MCAT Biochem at Free against Decimal Rounding's $3.99. MCAT Biochem also leads on update cadence (every 3 months vs every 12 months) and iOS requirement (10.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

MCAT Biochem is free to download; Decimal Rounding costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Decimal Rounding ships an update every 12 months, MCAT Biochem every 3 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Decimal Rounding | MCAT Biochem |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/decimal-rounding/id594005395/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 1 MB | 7 MB |
| Requires iOS | 17.6 | **10.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Esa Helttula](https://appshunter.io/developer/339440196) | [Ruveneco Incorporated](https://appshunter.io/developer/843185259) |

## What reviewers say

### Decimal Rounding

[App page](https://appshunter.io/ios/app/decimal-rounding/id594005395)

This educational app helps users learn and practice rounding decimal numbers. It offers guided step-by-step problem-solving with customizable settings for a stress-free learning experience. Ideal for students and anyone needing to master decimal rounding.

**Highlights:** Learn decimal rounding, Customizable problems, Random problem generation, Step-by-step guidance, Stress-free learning environment, Adjustable interface colors and animations

**Features:** macOS Compatibility

**In-app purchases:** none


### MCAT Biochem

[App page](https://appshunter.io/ios/app/mcat-biochem/id1077668565)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Decimal Rounding free?

Decimal Rounding costs $3.99, with no in-app purchases.

### Is MCAT Biochem free?

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

### Do Decimal Rounding or MCAT Biochem have ads?

Neither Decimal Rounding nor MCAT Biochem shows ads.

### Which is updated more often, Decimal Rounding or MCAT Biochem?

Decimal Rounding ships an update every 12 months, and MCAT Biochem every 3 months. Most recently, Decimal Rounding was updated on November 1, 2026 and MCAT Biochem on November 2, 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.*