Communication & Collaboration
TwinPhone
Browser-based international calling service with pay-per-minute rates to 145+ countries
Overview
The TwinPhone homepage
TwinPhone is a browser-based international calling service that lets you call landlines and mobile phones in 145+ countries directly from your web browser using WebRTC technology. You pay per minute with transparent pricing shown before each call—$0.02/min to the US and Canada, with rates for other countries displayed upfront. No app installation, SIM card, or monthly subscription is required.
The service includes virtual US and Canadian phone numbers available from $3.19/month that receive calls and SMS in your browser. All calls are encrypted in transit using TLS for signalling and SRTP for media. The platform includes adaptive audio that adjusts to poor internet connections, and supports Chrome, Edge, Firefox, Brave, Safari and mobile browsers. Signing up requires only an email with a minimum top-up of $10, and your credit balance never expires. Teams can use a shared wallet with per-member analytics on the Enterprise plan.
Capabilities
- Call 145+ countries from web browser
- No app, SIM card or contract required
- Transparent per-minute pricing shown before call
- Encrypted calls with TLS and SRTP
- Adaptive audio for unstable connections
- Virtual US and Canada numbers for receiving calls and SMS
- Call history and contacts storage
- Enterprise plan with shared wallet and analytics
- Works on iOS and Android apps
- Balance never expires
Pricing
Calls: $0.02/min to US and Canada, $0.06–$0.12/min to UK, $0.08/min to India, rates for other countries shown before dialling. Virtual numbers: from $3.19/month for US, Canada or Puerto Rico numbers. Receiving calls: $0.02/min from balance. Minimum top-up: $10. Billed per minute, rounded up, with 60
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TwinPhone fact sheet
| Community votes | 0 |
|---|---|
| Founded | 2022 |
| Based in | Prague, Czech Republic |
| Website | twin-phone.com |
TwinPhone metrics
Vendor metrics for twin-phone.com: Ahrefs Domain Rating and Majestic link data, with the delta since the last review.
- Domain Rating
- 22
- +2 (up) since last check
- Trust Flow
- 15
- no change since last check
- Citation Flow
- 27
- no change since last check
- Referring domains
- 69
- no change since last check
- External backlinks
- 22,129
- no change since last check
Vendor Domain Rating (Ahrefs) checked 6 Nov 2026, spec changed 6 Nov 2026. Vendor topic: Computers/Internet/On the Web (15). Vendor Majestic data checked 25 Oct 2026, spec changed 25 Oct 2026. Link metrics supplied by Majestic. Trust Flow, Citation Flow and Topical Trust Flow are trademarks of Majestic-12 Ltd.
TwinPhone vendor domain
Open the vendor record
We read this from the registry's RDAP record on 5 Nov 2026, 20:17 UTC.
- Domain age
- 7 months
- Registered
- Expires
- Registrar
- NameCheap, Inc.
- DNSSEC
- Not signed
TwinPhone post-launch report
| Measure | At launch, then latest |
|---|---|
| Domain Rating (Ahrefs) | 21 to 20 −1 (down) since launch 25 Oct 2026, then 5 Nov 2026 |
| Trust Flow (Majestic) | 15 first measured 25 Oct 2026 |
| Referring domains (Majestic) | 69 first measured 25 Oct 2026 |
Day 11 since launch. Next receipt: day 30, 24 Nov 2026. Many things move these figures, so a change is not proof of cause. Only stored readings are shown.
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Buyer questions
How does TwinPhone work?
Open your browser, dial a number, and you're connected. TwinPhone uses WebRTC to route calls from your browser to any phone in 145+ countries with no app, plugins or hardware needed.
How much do calls cost and what are the rates?
Calls to the US and Canada cost $0.02/min. UK calls are $0.06–$0.12/min and India $0.08/min. The exact rate for any number appears on screen before the call connects. Calls bill per minute rounded up with no subscriptions, connection fees or hidden charges.
Are my calls encrypted and is TwinPhone safe?
Every call is encrypted in transit using TLS for signalling and SRTP for media. Encryption covers the path between your browser and the carrier network. TwinPhone does not record personal calls or sell your data.
Can I receive calls on a virtual number?
Yes, you can get a US, Canada or Puerto Rico virtual number from $3.19/month to receive calls and SMS right in your browser from anywhere in the world. Receiving calls costs $0.02/min from your balance.
What is the minimum to get started with TwinPhone?
Just $10 minimum top-up is required to start calling. There is no free calling credit on signup, no subscriptions or monthly fees, and your balance never expires.
Leave a review for TwinPhone
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TwinPhone has a free listing. The owner can unlock the full profile with a paid launch for $5:
- Founder story (locked)
- Milestones (locked)
- Demo video (locked)
- Dofollow website link (locked)
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