# Dvina vs Ata Research

The clearest difference is in-app purchases: Ata Research at none against Dvina's 4. Dvina's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Dvina sells 4 in-app purchases, starting at $15.00 per month. Ata Research asks for nothing beyond the download.

## The numbers

| Metric | Dvina | Ata Research |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 205 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dvina Inc.](https://appshunter.io/developer/6806574299) | [Agents2agents, Inc.](https://appshunter.io/developer/1846433044) |

## What reviewers say

### Dvina

[App page](https://appshunter.io/ios/app/dvina/id6476095870)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dvina Plus Monthly | $15.00 | per month |
| Dvina Pro Monthly | $100.00 | per month |
| Dvina Plus Yearly | $144.99 | per year |
| Dvina Pro Yearly | $990.00 | per year |


### Ata Research

[App page](https://appshunter.io/ios/app/ata-research/id6760004849)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dvina free?

Dvina is free to download, with in-app purchases available.

### Is Ata Research free?

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

### Do Dvina or Ata Research have ads?

Neither Dvina nor Ata Research 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.*