# Space Savers Self vs 4DD

The clearest difference is update cadence: 4DD at every 3 days against Space Savers Self's every 3 weeks. On price, ads, 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.

Space Savers Self ships an update every 3 weeks, 4DD every 3 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Space Savers Self | 4DD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 20 MB | 67 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sprytki.pl sp. z o.o.](https://appshunter.io/developer/1795884501) | [POLSKIE TOWARZYSTWO WSPIERANIA PRZEDSIEBIORCZOSCI SA](https://appshunter.io/developer/518246270) |

## What reviewers say

### Space Savers Self

[App page](https://appshunter.io/ios/app/space-savers-self-storage/id6741895452)

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

**In-app purchases:** none


### 4DD

[App page](https://appshunter.io/ios/app/4dd/id6756258112)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Space Savers Self free?

Space Savers Self is free to download, with no in-app purchases.

### Is 4DD free?

4DD is free to download, with no in-app purchases.

### Do Space Savers Self or 4DD have ads?

Neither Space Savers Self nor 4DD shows ads.

### Which is updated more often, Space Savers Self or 4DD?

Space Savers Self ships an update every 3 weeks, and 4DD every 3 days. Most recently, Space Savers Self was updated on October 9, 2026 and 4DD on October 7, 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.*