Zadarma is described as 'Cloud communications platform Zadarma offers the best VoIP phone system – Cloud PBX, virtual numbers in 100+ countries, free CRM system and integration with top CRM systems, useful widgets, speech analytics, eSIM, low-cost rates on international calls and more' and is a Phone System in the business & commerce category. There are more than 10 alternatives to Zadarma for a variety of platforms, including Web-based, Android, iPhone, SaaS and Mac apps. The best Zadarma alternative is Teliqon. It's not free, so if you're looking for a free alternative, you could try CallHippo or Calley - Automatic Call Dialer. Other great apps like Zadarma are Grasshopper Virtual Phone, CloudTalk.io, UniTel Voice and Ninja Number.
Teliqon is a Global Cloud Communications Platform combining Cloud PBX, UCaaS, CPaaS, business messaging, virtual phone numbers, and contact center solutions in one system.
Estonia
EU
Use your personal device for business with a virtual phone line supporting call history, voicemails, and faxes via an app. Enjoy PDF signing, caller ID, and push notifications. Plans start at $14/month, ideal for remote management. Non-customers can sign PDFs for free.
United States
Cloud-based call center software offering over 50 advanced features for customer experience, rapid setup, centralized management, CRM and helpdesk integrations, compatibility with any device, real-time customer info, performance metrics, and no hardware required.
SlovakiaEU
UniTel Voice is a virtual phone system app priced and designed for small business owners and startups. It turns your cell phone into your office phone and lets you run your business from anywhere.
United States
Ninja Number is a second phone line that works on your smartphone and provides the leading edge solution for business owners to manage inbound communications economically, efficiently, effectively and effortlessly.
Call Me Private masks your phone number behind a virtual number, for privacy, or for a professional look for your business.
Anello Voice offers telecom services. With Anello Voice, you won't be tethered to a traditional landline phone. Wherever you go, your phone number follows.
Cloud telephony platform delivering instant virtual numbers in over 50 countries, easy-to-use web interface, robust backend, setup in less than three minutes, softphone solution replacing desk phones, scalable for global support teams and remote work.
United States
HotTelecom is a virtual phone numbers provider. Toll-free numbers, virtual SMS numbers and fax numbers are also available. Virtual PBX and other additional services will make your communication process easier for your business.
Numgo provides virtual phone numbers from multiple countries for calls, SMS and supported online verifications through web and mobile apps. It also offers travel eSIM data plans, helping users stay connected internationally.
United Kingdom
Introducing "CALLEY" an Android Application for Automatic Call Dialing. Use it for Bulk Calling your friends, clients for invitations, followups or promotional offers.
Telfon- a virtual phone calling app, is one of the best cloud telephony solutions. The software for communication is apt for all kinds of businesses. Real estate, hiring institutes, call centers, sales & marketing experts, etc. can use the advancement.
