# Selphspace vs InterAPPtion

Selphspace and InterAPPtion are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Selphspace ships an update every 3 weeks, InterAPPtion fortnightly. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Selphspace | InterAPPtion |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 49 MB | 48 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Selphspace GmbH](https://appshunter.io/developer/1639081378) | [Technische Universitaet Muenchen](https://appshunter.io/developer/491390196) |

## What reviewers say

### Selphspace

[App page](https://appshunter.io/ios/app/selphspace/id1639081376)

**Features:** Vision Pro support

**In-app purchases:** none


### InterAPPtion

[App page](https://appshunter.io/ios/app/interapption/id6747184842)

**In-app purchases:** none


## Frequently asked questions

### Is Selphspace free?

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

### Is InterAPPtion free?

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

### Do Selphspace or InterAPPtion have ads?

Neither Selphspace nor InterAPPtion shows ads.

### Which is updated more often, Selphspace or InterAPPtion?

Selphspace ships an update every 3 weeks, and InterAPPtion fortnightly. Most recently, Selphspace was updated on October 11, 2026 and InterAPPtion on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*