OpusTel vs MobyFon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpusTel
This app provides a real Swiss international telephone number for secure VoIP calls on iOS devices. It offers HD audio quality, free global calls between users, and call recording capabilities, all with a focus on user privacy.
- Real Swiss international telephone number
- Secure VoIP calls
- HD high-definition audio quality
- Free global calls between users
- Call recording
- Conference calls
- Automatic language selection
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OpusTel OpusTel is the mobile phone App for iPhone, iPod and iPad, permitting one to use a real Swiss international telephone number, e.g. 0041 41 520 60 00. It allows one to make and to receive secure VoIP calls from any iOS device using 5G/4G/3G/UMTS or Wi-Fi Internet connectivity. It was developed with the focus on privacy. Features: 1. Secure incoming and outgoing calls 2. Incomming calls are free of charge (no roamingcosts) 2. HD high-definition audio quality with the G722 and Opus codec 3. Free global calls from OpusTel to OpusTel 4. Easy transfer calls to any telephone number 5. Ability to record incoming and outgoing calls 6. Conference calls 7. Automatic language selection based on handy language (15 languages like EN, DE, CN, FR, ES, IT ...)
MobyFon
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.
- Use landline number on smartphone
- Mobile reachability with landline number
- Integrates landline service with mobile
- Easy to use interface
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Mit MobyFon telefonieren Sie einfach über Ihrem Festnetzanschluss und Ihrer Festnetznummer mit Ihrem Smartphone. Mit MobyFon sind Sie überall unter Ihrer Festnetznummer mobil erreichbar.
Screenshots
Verdict
The clearest difference is update cadence: MobyFon at every 3 months against OpusTel's every 14 months. On price, review sentiment, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OpusTel ships an update every 14 months, MobyFon every 3 months. The most recent releases landed on August 29, 2026 and July 24, 2026 respectively.
| Parameter | OpusTel | MobyFon |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Positive reviews | 80.0% of reviews | 83.3% of reviews — better |
| Number of ratings | 6 — better | — |
| Update frequency | Every 14 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 98 MB | 109 MB |
| Age rating | 4+ | 17+ |
| Developer | OpusTel | wilhelm.tel GmbH |
Customer experience
OpusTel
MobyFon
In-app purchases
OpusTel
No in-app purchases
MobyFon
No in-app purchases
