# MarkChem vs Avira Imports

The clearest difference is update cadence: Avira Imports at weekly against MarkChem's every 3 weeks. Avira Imports also leads on iOS requirement (12.0 vs 15.6). 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.

MarkChem ships an update every 3 weeks, Avira Imports weekly. The most recent releases landed on September 26, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | MarkChem | Avira Imports |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 36 MB | 45 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shobhit Gupta](https://appshunter.io/developer/1532902469) | [ABACUS DESK IT SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1460244190) |

## What reviewers say

### MarkChem

[App page](https://appshunter.io/ios/app/markchem/id1532902467)

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

**In-app purchases:** none


### Avira Imports

[App page](https://appshunter.io/ios/app/avira-imports/id6478095310)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MarkChem free?

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

### Is Avira Imports free?

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

### Do MarkChem or Avira Imports have ads?

Neither MarkChem nor Avira Imports shows ads.

### Which is updated more often, MarkChem or Avira Imports?

MarkChem ships an update every 3 weeks, and Avira Imports weekly. Most recently, MarkChem was updated on September 26, 2026 and Avira Imports on October 4, 2026.

---

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