At Siperb, we believe in supporting the open-source community. If you are looking for a self-hosted solution, you can download and make use of the the free, open-source solution, called Browser Phone at: https://github.com/Siperb/Browser-Phone.
Personal users can access our hosted platform, SIPERB, at no cost, with a limited allocation of storage and basic community support (through our support forum).
For business users, we offer enhanced features and technical support, ensuring your team gets the help they need, when they need it. Business users are required to securely save their payment details via our trusted payments partner, Stripe, allowing seamless access to premium features and faster support response times.
Whether you’re tinkering at home or deploying at scale, we’ve got a plan that fits your needs.
| Feature | Personal 🎉FREE! | Business £2/user/month Volume Pricing | Business Pro £5/user/month Volume Pricing |
|---|---|---|---|
| Web Hosted Phone App | ✅ | ✅ | ✅ |
| iOS & Android Mobile Apps | ✅ | ✅ | ✅ |
| Push Notifications | ✅ | ✅ | ✅ |
| SIP over WebRTC (LTS & SRTP) | ✅ | ✅ | ✅ |
| Audio & Video Calls | ✅ | ✅ | ✅ |
| Multiple Simultaneous Calls | ✅ | ✅ | ✅ |
| Attended & Blind Transfer | ✅ | ✅ | ✅ |
| 3-way instant conference | ✅ | ✅ | ✅ |
| Provisioning | ✅ | ✅ | ✅ |
| Audio & Video Call Recording | ✅ | ✅ | ✅ |
| Buddy Sync Between Devices | ✅ | ✅ | ✅ |
| End-to-End Encryption | ✅ | ✅ | ✅ |
| WebSocket or Proxy Registration | ✅ | ✅ | ✅ |
| Community Support | ✅ | ✅ | ✅ |
| SIP Trace Logs | 7 days | 6 months | 12+ months |
| Register Activity Log | 7 days | 6 months | 12+ months |
| Console Debug Logs | ❌ | 6 months | 12+ months |
| Call Recording Storage & Sync | ❌ | 6 months | 12+ months |
| Message Stream Storage & Sync | ❌ | 6 months | 12+ months |
| Call QoS Storage & Sync | ❌ | 6 months | 12+ months |
| Custom Web Hooks | ❌ | ✅ | ✅ |
| Custom Navigation & Pages | ❌ | ✅ | ✅ |
| IFRAME Embedding | ❌ | ✅ | ✅ |
| Video Conference Rooms | ❌ | Coming Soon | Coming Soon |
| API Access (Permanent Token) | ❌ | Coming Soon | Coming Soon |
| Domain Users (see below) | ❌ | ✅ | ✅ |
| Direct Dialling (requires Domain Users) | ❌ | ✅ | ✅ |
| Technical Support | ❌ | ✅ | ✅ |
| Transcoding (DTLS-SRTP to RTP) | ❌ | ❌ | ✅ |
| Voicemail Call Answer | ❌ | Coming Soon | Coming Soon |
| Agentic Call Answer | ❌ | ❌ | Coming Soon |
| AI Call Transcribe | ❌ | ❌ | Coming Soon |
Domain Users: Graduated Volume Pricing
Siperb uses a graduated volume pricing model – with graduated pricing, only the units within each pricing tier are charged at the lower rate, instead of all users suddenly shifting to the lower rate.
Business Plan Domain Users Pricing Table
| Users | Price per Unit | Savings |
|---|---|---|
| 1 – 9 | £2.00 | 0.0% |
| 10 – 49 | £1.80 | £19.80 @10 = 1.0% |
| 50 – 99 | £1.50 | £91.50 @50 = 8.5% |
| 100 – 199 | £1.25 | £166.25 @100 = 16.9% |
| 200 – 499 | £1.10 | £291.10 @200 = 27.2% |
| 500+ | £1.00 | £621.00 @500 = 37.9% |
Business Pro Domain Users Pricing Table
| Users | Price per Unit | Savings |
|---|---|---|
| 1 – 9 | £5.00 | 0.0% |
| 10 – 49 | £4.50 | £49.50 @10 = 1.0% |
| 50 – 99 | £4.00 | £229.00 @50 = 8.4% |
| 100 – 199 | £3.50 | £428.50 @100 = 14.3% |
| 200 – 499 | £3.00 | £778.00 @200 = 22.2% |
| 500+ | £2.00 | £1,677.00 @500 = 32.9% |
Pricing Disclaimer:
- Prices are subject to change without prior notice.
- VAT will be applied where applicable based on your billing country.
- Siperb Ltd. is registered in the UK but is not currently a VAT-registered vendor. If VAT registration changes in the future, applicable taxes may be added.
- Volume discounts are automatically applied based on the number of users at the time of billing.
- All payments are processed securely via Stripe. Subscription renewals occur automatically unless canceled before the next billing cycle.
- By subscribing, you agree to our Terms of Service.