# ACO Viewer vs Mendeleev AR

ACO Viewer and Mendeleev AR are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | ACO Viewer | Mendeleev AR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 100 MB | 390 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AUGMENTED CITY SRL](https://appshunter.io/developer/1815788390) | [LAIKVIAR, OOO](https://appshunter.io/developer/1564902092) |

## What reviewers say

### ACO Viewer

[App page](https://appshunter.io/ios/app/aco-viewer/id1621584555)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mendeleev AR

[App page](https://appshunter.io/ios/app/mendeleev-ar/id1659611910)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ACO Viewer free?

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

### Is Mendeleev AR free?

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

### Do ACO Viewer or Mendeleev AR have ads?

Neither ACO Viewer nor Mendeleev AR shows ads.

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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.*