# SDay vs Студия красоты MARILYN

The clearest difference is in-app purchases: Студия красоты MARILYN at none against SDay's 3. SDay's advantage is update cadence (monthly vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SDay sells 3 in-app purchases, starting at $4.99 per month. Студия красоты MARILYN asks for nothing beyond the download.

SDay ships an update monthly, Студия красоты MARILYN every 16 months. The most recent releases landed on November 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SDay | Студия красоты MARILYN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/sday/id6742406337/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 95.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 16 months |
| Monetization | Freemium | — |
| Size | 54 MB | 25 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Kirill Karavaev](https://appshunter.io/developer/1822553564) | [Ekaterina Kurbatova](https://appshunter.io/developer/1450977672) |

## What reviewers say

### SDay

[App page](https://appshunter.io/ios/app/sday/id6742406337)

Simplify your life and enhance productivity with this straightforward application. It aims to cut through complexity, offering tools to help you achieve more. Designed for ease of use, it focuses on improving daily routines.

**Highlights:** Life improvement tools, Productivity boost, Simplified interface, Focus on daily routines

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SDay Pro Monthly | $4.99 | per month |
| SDay Pro Annual | $49.99 | per year |
| SDay Pro Lifetime | $149.99 | one-time |


### Студия красоты MARILYN

[App page](https://appshunter.io/ios/app/marilyn/id6746373034)

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

**In-app purchases:** none


## Frequently asked questions

### Is SDay free?

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

### Is Студия красоты MARILYN free?

Студия красоты MARILYN is free to download, with no in-app purchases.

### Do SDay or Студия красоты MARILYN have ads?

Neither SDay nor Студия красоты MARILYN shows ads.

### Which is updated more often, SDay or Студия красоты MARILYN?

SDay ships an update monthly, and Студия красоты MARILYN every 16 months. Most recently, SDay was updated on November 8, 2026 and Студия красоты MARILYN on October 10, 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.*