# Metabolism Sim vs DAC App

The clearest difference is rating: Metabolism Sim at 3.2 against DAC App's 1.8. Metabolism Sim also leads on review sentiment (57% vs 20%) and update cadence (every 3 months vs every 12 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Metabolism Sim holds the better App Store score, 3.2 against 1.8. Both are backed by a comparable volume of ratings — 71 and 16 respectively. Written reviews point the same way: 57% of Metabolism Sim's written reviews are positive against 20% of DAC App's.

Metabolism Sim ships an update every 3 months, DAC App every 12 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Metabolism Sim | DAC App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (71 ratings)](https://appshunter.io/ios/app/metabolism-sim/id992862964/reviews)** | [1.8 (16 ratings)](https://appshunter.io/ios/app/dac-app/id1162772990/reviews) |
| Number of ratings | **71** | 16 |
| Positive reviews | **57.1% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 12 months |
| Monetization | Free | Free |
| Size | 132 MB | 16 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Amplify Education, Inc.](https://appshunter.io/developer/433704168) | [Educational Testing Service](https://appshunter.io/developer/923503056) |

## What reviewers say

### Metabolism Sim

[App page](https://appshunter.io/ios/app/metabolism-sim/id992862964)

This application simulates human metabolism, designed to complement a science curriculum. It requires a valid Amplify login and license provided by a school to function.

**Highlights:** Metabolism simulation, Science curriculum integration, Requires Amplify login, School-provided license needed

**In-app purchases:** none


### DAC App

[App page](https://appshunter.io/ios/app/dac-app/id1162772990)

This free application simplifies the recording of student audio responses for specific AP exams. It streamlines the process for both students and proctors, and automatically uploads audio files for school staff. Designed for use on school-issued iPads.

**Highlights:** Record audio responses for AP exams, Simplify recording process, Intuitive interface for students, Streamline post-exam tasks, Direct upload of audio files, Designed for school-owned iPads

**In-app purchases:** none


## Frequently asked questions

### Is Metabolism Sim free?

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

### Is DAC App free?

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

### Which has better reviews, Metabolism Sim or DAC App?

Metabolism Sim is rated higher. Metabolism Sim averages 3.2 out of 5 from 71 ratings, while DAC App averages 1.8 from 16 ratings.

### Do Metabolism Sim or DAC App have ads?

Neither Metabolism Sim nor DAC App shows ads.

### Which is updated more often, Metabolism Sim or DAC App?

Metabolism Sim ships an update every 3 months, and DAC App every 12 months. Most recently, Metabolism Sim was updated on November 6, 2026 and DAC App on November 2, 2026.

---

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