# ARLITY B2B vs Spacerek

The clearest difference is ads: ARLITY B2B at none against Spacerek's shown. ARLITY B2B also leads on iOS requirement (12.0 vs 15.1). Spacerek's advantage is update cadence (fortnightly vs every 14 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ARLITY B2B ships an update every 14 months, Spacerek fortnightly. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ARLITY B2B | Spacerek |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Fortnightly** |
| Size | 159 MB | 72 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XRS Group Sp. z o.o.](https://appshunter.io/developer/1682426414) | [Tomasz Rej](https://appshunter.io/developer/1862743817) |

## What reviewers say

### ARLITY B2B

[App page](https://appshunter.io/ios/app/arlity-b2b/id1563370240)

**In-app purchases:** none


### Spacerek

[App page](https://appshunter.io/ios/app/spacerek/id6757015976)

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

**In-app purchases:** none


## Frequently asked questions

### Is ARLITY B2B free?

ARLITY B2B is free to download, with no in-app purchases.

### Is Spacerek free?

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

### Do ARLITY B2B or Spacerek have ads?

Spacerek shows ads; ARLITY B2B does not.

### Which is updated more often, ARLITY B2B or Spacerek?

ARLITY B2B ships an update every 14 months, and Spacerek fortnightly. Most recently, ARLITY B2B was updated on October 10, 2026 and Spacerek on October 1, 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.*