Cloud PBX
Phone System.

Professional business phone system in the cloud. Advanced features, unlimited incoming calls, call recording, IVR, voicemail and mobile and desktop apps included.

20+ Free Features
99.9% Uptime
£4.20 From /mo
See Pricing Talk to Sales
TISA PBX Command Center
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Sarah Mitchell
Ext 101 · Adam K. · Inbound
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Live Transcription
Sarah: Yes, I'd like to upgrade our plan to include more extensions for the new office...
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John Mitchell
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Ext 104 · Rachel D. · Transferred
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All Included

20+ Features, Zero Extra Cost

Every plan comes loaded with professional features to power your business communications.

IVR Menus

Interactive voice menus to route callers to departments

Digital Receptionist

Automated attendant greets and directs every caller

Call Recording

Record calls with 90 day cloud storage

Voicemail to Email

Voicemails delivered as audio files to your inbox

Voicemail

Personal voicemail per extension with custom greetings

Ring Groups

Ring multiple extensions at once or in sequence

Call Forward

Forward to any number, mobile or extension

Time Based Routing

Route calls by time of day, weekday or holiday

Caller ID Control

Choose how your business number appears to callers

Call Queues

Queue callers with hold music until an agent is free

Active Encryption

Enterprise grade encryption on every call

Custom Prompts

Upload greetings, hold music and menu prompts

Never Miss a Call

Failover routing and auto redirect to stay reachable

Admin Portal

Web portal to manage users, extensions and settings

Call Logs

Full call history with duration and caller details

Call Analytics

Usage reports and real time dashboard insights

Call Transfer

Blind or attended transfer between extensions

Call Park

Park calls and pick them up from any extension

Hold Music

Custom or default hold music for waiting callers

Do Not Disturb

Silence calls on any extension when you need focus

Conference Calling

Multi party conference bridges for team meetings

VoIP Phone Support

Compatible with all standard SIP and VoIP handsets

Speed Dial

One touch dialling for frequent contacts

Intercom & Paging

Broadcast announcements across extensions instantly

User Permissions

Role based access control for admins and users

Call Transcription

Automatic speech to text transcripts of every call

Sentiment Analysis

AI powered caller mood detection and call scoring

UK Based Support

Dedicated UK support team for setup and ongoing help

Your Phone, Everywhere

Desktop, Mobile & Web Portal

Access your business phone system from any device. Make and receive calls, manage settings and monitor your team from anywhere.

TISA Desktop CloudPBX App

Desktop App

Full softphone for Windows and Mac

Download
Windows Mac (Intel) Mac (Apple Silicon)
TISA Mobile App

Mobile App

Your business number on iOS and Android

Download
iOS Android
TISA CloudPBX Web Portal

Web Portal

Manage your system from any browser

Access
Cloud PBX Portal
Business Benefits

Why Businesses Choose TISA

Everything you need to run professional business communications from anywhere.

No Hardware Needed

Fully cloud based system. No expensive equipment, no maintenance, no engineer visits.

Scale Instantly

Add or remove users in seconds as your team grows. No hardware limits, no waiting.

Work From Anywhere

Your office phone on any device, anywhere. Mobile, desktop or VoIP handset.

Professional Image

IVR menus, branded caller ID and digital receptionist make any business sound enterprise grade.

Cost Effective

Save up to 60% compared to traditional phone systems with more features and flexibility.

Reliable & Secure

99.9% uptime with active encryption and redundant cloud infrastructure across the UK.

Bespoke Pricing

Build Your Package

Pay only for what you use. Choose your extensions, numbers and features. Available on 30-day rolling, 12 or 24 month terms.

TISA Bespoke
Build your own package
Custom
pay only for what you use
  • SIP extensions from £4.20/mo
  • UK numbers from £3.18/mo
  • SIP trunks from £8.51/mo
  • AI call intelligence add-ons
  • Flexible call recording storage
  • Number porting available
  • 20+ free standard features
Build Your Package Talk to Sales

All prices exclude VAT. Billed monthly per user per extension.

Our prices are reviewed once a year on 1 April, based on the UK inflation rate (CPI) plus 3.9%,
totalling 6.9% for 2026, and unlike our competitors, we never increase your price mid contract.

Getting Started

Live in 3 Steps

We handle the setup. You just start taking calls.

Step 01

Contact Us

Speak to our team to discuss your requirements and choose the right plan.

Step 02

We Set It Up

We configure your Cloud PBX with extensions, IVR, ring groups and features.

Step 03

Go Live

Start taking calls with full training and ongoing UK based support.

Talk to an Expert Today

Setup your business telecoms in few minutes.

or reach us directly
WhatsApp Us 07536 939 500 [email protected]
International Rates