# Dopamine vs SdvigApp

The clearest difference is update cadence: SdvigApp at weekly against Dopamine's monthly. SdvigApp also leads on iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Dopamine sells 2 in-app purchases, starting at $4.99 per month and SdvigApp sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Dopamine ships an update monthly, SdvigApp weekly. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Dopamine | SdvigApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sdvigapp/id6801518679/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 14 MB | 11 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ksenia Shubova](https://appshunter.io/developer/1877285298) | [Samur Gafurov](https://appshunter.io/developer/6778918335) |

## What reviewers say

### Dopamine

[App page](https://appshunter.io/ios/app/dopamine-adhd-to-do-chat/id6759327169)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dopamine Monthly | $4.99 | per month |
| Dopamine Yearly | $39.99 | per year |


### SdvigApp

[App page](https://appshunter.io/ios/app/sdvigapp/id6801518679)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SdvigApp Plus | $1.99 | per month |
| SdvigApp Plus | $22.99 | per year |


## Frequently asked questions

### Is Dopamine free?

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

### Is SdvigApp free?

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

### Do Dopamine or SdvigApp have ads?

Neither Dopamine nor SdvigApp shows ads.

### Which is updated more often, Dopamine or SdvigApp?

Dopamine ships an update monthly, and SdvigApp weekly. Most recently, Dopamine was updated on October 13, 2026 and SdvigApp on October 24, 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.*