Simbuster gives you a second phone number, AI receptionist, IVR call routing, travel eSIMs, mobile top-ups, calling and texting app in one communication telecom app.

Get a second phone number for work, business, travel, online selling, customer calls or private communication. Keep your personal number separate, make and receive calls through virtual number, manage messages, route caller and stay connected without carrying another phone or swapping your physical SIM.

SECOND PHONE NUMBER FOR CALLS & TEXTS NOW
Get a second phone number for work, travel, online marketplaces, customer calls, side projects or unlimited private communication.

Use your second number to:
* Keep your personal number private
* Separate work and personal communications
* Communicate with customers plus clients
* Manage online selling and marketplace contacts
* Stay reachable while travelling
* Avoid carrying a second phone or physical SIM

Number availability, unlimited calling and messaging features vary by country, number type and provider support.

AI RECEPTIONIST & IVR TELECOM CALL ROUTING
Turn your second phone number into a professional business phone system.

Create telecom call flows directly from your phone:
* Build IVR menus
* Create professional greetings
* Route caller to the right person or department
* Send free calls to voicemail
* Manage business hours and call handling
* Use AI tools to answer incoming calls when you're unavailable

Simbuster helps freelancers, founders, small businesses, property managers, coaches, consultants, online sellers and remote teams handle calls without a complicated phone system.

AI VOICE AVATARS & PROFESSIONAL GREETINGS
Create memorable greetings and receptionist prompts with AI voice avatars and character-style voices.

Use them for:
* Business greetings
* Welcome messages
* IVR prompts
* Receptionist messages
* After-hours messages
* Branded or creative call experiences usind second phone number

Create professional audio without a studio or voice actor.

CALLING APP & CALL COMMUNICATION
Make and receive supported calls through Simbuster and manage your unlimited calling phone service provider in one place.

Depending on your number and plan, you can access:
* International calling
* Calling credits
* Call routing
* Voicemail
* AI call handling
* 2nd line phone number
* Professional greetings
* Smart call management tools

TRAVEL ESIM DATA
Stay connected while travelling with supported eSIM data plans.

Activate mobile data without swapping your physical SIM card. Simbuster travel eSIMs can help you stay connected on holidays, business trips and international travel.

Useful for travellers, digital nomads, students and people living or working abroad.

MOBILE TOP-UPS
Send prepaid mobile top-ups to supported networks and countries.

Top up your own mobile or help friends, family and team members stay connected when they need it using Simbuster phone service providers.

BUILT FOR WORK, TRAVEL & PRIVATE COMMUNICATION
Simbuster is designed for:
* Second phone numbers
* Business phone numbers
* Private calling and texting app
* Customer communications
* AI receptionist phone service provider
* IVR and call routing
* International communication
* Travel eSIM data
* Mobile top-ups
* Freelancers and small businesses
* Remote teams
* Expats and digital nomads

One app for your numbers, calls, receptionist tools, travel connectivity and unlimited mobile phone services.

Feature availability varies by country, number type, plan and telecom provider. SMS, verification codes, calls, eSIMs, caller id, top-ups, AI tools, IVR and voicemail may not be available for all users or phone numbers.