# Dotta vs Valdis

The clearest difference is in-app purchases: Valdis at none against Dotta's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Dotta sells 1 one-off in-app purchase. Valdis asks for nothing beyond the download.

Dotta ships an update weekly, Valdis every 8 days. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Dotta | Valdis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 82 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [Perma Evidence SA](https://appshunter.io/developer/1628117471) | [Alexander Vlasov](https://appshunter.io/developer/1868628304) |

## What reviewers say

### Dotta

[App page](https://appshunter.io/ios/app/dotta/id6578448069)

This AI assistant offers voice-activated interaction for easy access to advanced technology. Users can ask thousands of questions with a simple credit top-up, avoiding subscriptions. It's designed for all skill levels.

**Highlights:** AI-powered assistance, Voice interaction, Simple button interface, Credit top-up system, No subscriptions required

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| up to 5000 questions $5+VAT | $4.99 | one-time |


### Valdis

[App page](https://appshunter.io/ios/app/valdis/id6757744130)

**In-app purchases:** none


## Frequently asked questions

### Is Dotta free?

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

### Is Valdis free?

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

### Do Dotta or Valdis have ads?

Neither Dotta nor Valdis shows ads.

### Which is updated more often, Dotta or Valdis?

Dotta ships an update weekly, and Valdis every 8 days. Most recently, Dotta was updated on October 4, 2026 and Valdis on October 3, 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.*