# MobyFon vs SIPBlue 2.0

The clearest difference is iOS requirement: MobyFon at 16.0 against SIPBlue 2.0's 18.2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

MobyFon ships an update every 3 months, SIPBlue 2.0 every 2 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | MobyFon | SIPBlue 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (7 ratings)](https://appshunter.io/ios/app/sipblue-20/id6466404244/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 109 MB | 77 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [wilhelm.tel GmBH](https://appshunter.io/developer/1316559598) | [QuestBlue Systems, Inc](https://appshunter.io/developer/1518813567) |

## What reviewers say

### MobyFon

[App page](https://appshunter.io/ios/app/mobyfon/id1316559599)

Make calls using your home landline number and service from your smartphone. Stay reachable everywhere with your fixed-line number. This app allows seamless integration of your landline service with your mobile device.

**Highlights:** Use landline number on smartphone, Mobile reachability with landline number, Integrates landline service with mobile, Easy to use interface

**In-app purchases:** none


### SIPBlue 2.0

[App page](https://appshunter.io/ios/app/sipblue-20/id6466404244)

This communication app offers secure, high-definition voice and video calls, instant messaging, and SMS/MMS services. It features end-to-end encryption, call history, and an intuitive interface for seamless connectivity anywhere, anytime.

**Highlights:** HD voice and video calls, Instant messaging, SMS/MMS services, End-to-end encryption, Call history, QR code login, Auto provisioning

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

**In-app purchases:** none


## Frequently asked questions

### Is MobyFon free?

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

### Is SIPBlue 2.0 free?

SIPBlue 2.0 is free to download, with no in-app purchases.

### Do MobyFon or SIPBlue 2.0 have ads?

Neither MobyFon nor SIPBlue 2.0 shows ads.

### Which is updated more often, MobyFon or SIPBlue 2.0?

MobyFon ships an update every 3 months, and SIPBlue 2.0 every 2 months. Most recently, MobyFon was updated on October 6, 2026 and SIPBlue 2.0 on October 2, 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.*