# GreenLink Softphone vs ImmersionUp

GreenLink Softphone and ImmersionUp 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.

GreenLink Softphone ships an update every 4 months, ImmersionUp every 5 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | GreenLink Softphone | ImmersionUp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (89 ratings)](https://appshunter.io/ios/app/greenlink-softphone/id1515605771/reviews)** | — |
| Number of ratings | **89** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | — |
| Size | 111 MB | 7 MB |
| Requires iOS | **15.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GreenLink Networks](https://appshunter.io/developer/1515605770) | [Immersion Neuroscience](https://appshunter.io/developer/1448844104) |

## What reviewers say

### GreenLink Softphone

[App page](https://appshunter.io/ios/app/greenlink-softphone/id1515605771)

This business application provides a VoIP calling service for users of GreenLink Networks. It enables voice communication over the internet, offering a convenient way to stay connected for professional purposes.

**Highlights:** VoIP calling service, Internet-based communication, Professional connectivity, GreenLink Networks integration

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

**In-app purchases:** none


### ImmersionUp

[App page](https://appshunter.io/ios/app/immersionup/id1670201109)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GreenLink Softphone free?

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

### Is ImmersionUp free?

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

### Do GreenLink Softphone or ImmersionUp have ads?

Neither GreenLink Softphone nor ImmersionUp shows ads.

### Which is updated more often, GreenLink Softphone or ImmersionUp?

GreenLink Softphone ships an update every 4 months, and ImmersionUp every 5 months. Most recently, GreenLink Softphone was updated on October 24, 2026 and ImmersionUp on October 27, 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.*