# Elba vs 3ChemBio

The clearest difference is update cadence: 3ChemBio at every 3 days against Elba's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Elba ships an update every 9 months, 3ChemBio every 3 days. The most recent releases landed on November 3, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Elba | 3ChemBio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 days** |
| Size | 39 MB | 48 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chi Leung Chow](https://appshunter.io/developer/1502523878) | [3CHEMBIO (INTERNATIONAL) LIMITED](https://appshunter.io/developer/6803423187) |

## What reviewers say

### Elba

[App page](https://appshunter.io/ios/app/elba/id1514331446)

**Features:** macOS Compatibility

**In-app purchases:** none


### 3ChemBio

[App page](https://appshunter.io/ios/app/3chembio/id6803422570)

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

**In-app purchases:** none


## Frequently asked questions

### Is Elba free?

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

### Is 3ChemBio free?

3ChemBio is free to download, with no in-app purchases.

### Do Elba or 3ChemBio have ads?

Neither Elba nor 3ChemBio shows ads.

### Which is updated more often, Elba or 3ChemBio?

Elba ships an update every 9 months, and 3ChemBio every 3 days. Most recently, Elba was updated on November 3, 2026 and 3ChemBio on October 29, 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.*