# SM Surfaces vs Solis

The clearest difference is in-app purchases: SM Surfaces at none against Solis's 4. SM Surfaces also leads on iOS requirement (15.6 vs 26.2). Solis's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Solis sells 4 in-app purchases, starting at $2.99 per month. SM Surfaces asks for nothing beyond the download.

SM Surfaces ships an update every 3 months, Solis weekly. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | SM Surfaces | Solis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 57 MB | 14 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Santa Margherita S.p.a.](https://appshunter.io/developer/512152737) | [Ben Davin](https://appshunter.io/developer/6777220263) |

## What reviewers say

### SM Surfaces

[App page](https://appshunter.io/ios/app/sm-surfaces/id512152734)

Explore a collection of products and read the latest articles from a lifestyle magazine. Save product details for easy access to technical data and maintenance guides. Order samples directly through the app to experience the surfaces firsthand.

**Highlights:** Product discovery, Magazine articles, Save technical data, Installation guidelines, Maintenance guides, Order samples

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

**In-app purchases:** none


### Solis

[App page](https://appshunter.io/ios/app/solis-sun-hours/id6777219991)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solis Monthly | $2.99 | per month |
| Solis Weekly | $4.99 | per 7 days |
| Solis Annual | $29.99 | per year |
| Solis Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is SM Surfaces free?

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

### Is Solis free?

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

### Do SM Surfaces or Solis have ads?

Neither SM Surfaces nor Solis shows ads.

### Which is updated more often, SM Surfaces or Solis?

SM Surfaces ships an update every 3 months, and Solis weekly. Most recently, SM Surfaces was updated on October 16, 2026 and Solis on October 17, 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.*