# Ruspectra vs Slavonaut

The clearest difference is in-app purchases: Ruspectra at none against Slavonaut's 2. Ruspectra also leads on update cadence (every 6 days vs every 3 weeks) and iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Slavonaut sells 2 in-app purchases, starting at $4.99 per month. Ruspectra asks for nothing beyond the download.

Ruspectra ships an update every 6 days, Slavonaut every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Ruspectra | Slavonaut |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 45 MB | 30 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hidenori Ishiii](https://appshunter.io/developer/1440959870) | [FILIP VASIC](https://appshunter.io/developer/1849381609) |

## What reviewers say

### Ruspectra

[App page](https://appshunter.io/ios/app/ruspectra/id6749314898)

**In-app purchases:** none


### Slavonaut

[App page](https://appshunter.io/ios/app/slavonaut/id6757680806)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Slavonaut Plus Monthly | $4.99 | per month |
| Slavonaut Plus Yearly | $34.99 | per year |


## Frequently asked questions

### Is Ruspectra free?

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

### Is Slavonaut free?

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

### Do Ruspectra or Slavonaut have ads?

Neither Ruspectra nor Slavonaut shows ads.

### Which is updated more often, Ruspectra or Slavonaut?

Ruspectra ships an update every 6 days, and Slavonaut every 3 weeks. Most recently, Ruspectra was updated on October 25, 2026 and Slavonaut on October 28, 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.*