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SIP.US vs VoIP.ms Comparison (2026)

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SIP.US

VoIP.ms

Overview

SIP.US is a cloud-based VoIP solution, which helps businesses manage processes for providing SIP trunk services to analog/digital telephone adapters & IP-PBX systems. It operates on clients’ broadband internet connection and uses tier-1 network to set up business phones for routing dialer traffic.

VoIP.ms is a cloud-based IP telephony system, which helps businesses streamline communication and manage incoming or outgoing calls using voicemail, caller ID, DID forwarding, encryption, call hunting and various other functionalities.

Platforms supported

Web-based
iPhone app
Android app
Windows Phone app

Typical customers

Freelancers
Small businesses
Mid size businesses
Large enterprises

Customer support

Phone
Online
Knowledge base
Video tutorials

view more detailsview details

Platforms supported

Web-based
iPhone app
Android app
Windows Phone app

Typical customers

Freelancers
Small businesses
Mid size businesses
Large enterprises

Customer support

Phone
Online
Knowledge base
Video tutorials

view more detailsview details

Video & Screenshots

Pricing

Starting from

14.95

Per month

Free trial available
Credit cardless trial
Free account
Subscription based

Starting from

1.1

Per month

Free trial available
Credit cardless trial
Free account
Subscription based

User reviews

4.7

Value for money

Ease of use

Features

Customer support

84%

would recommend this app

4.8

698

571

107

Value for money

Ease of use

Features

Customer support

93%

would recommend this app

Pros

“There was a complete guide on how to setup our Grandstream UCM PBX with SIP.US and SIP.US also provided a phone number with the service.”

Jason T.

Network Administrator

“They have redundancy options and the quality of the phone calls are just fantastic.”

Jason T.

Network Administrator

“Sometimes when I need help I have to go back and forth with support between SIP and our phone system provider.”

April M.

IT Admin

Pros

“The service provides great call quality, competitive pricing, and a wide range of useful features that have helped streamline my business communications.”

Roberto Z.

SEO

“Additionally, the ability to customize call routing and integrate with other systems is a huge advantage.”

Roberto Z.

SEO

“The call quality was fine but we have to press the Flash button to get a dial tone.”

Nicholas D.

President

Cons

“I tried calling the customer service number, guy male who answered stated he can't assist me with the setup of my account so far, I'm definitely dissatisfied”

RODNEY M.

CEO

“The lack of features and documentation were low points.”

parsana d.

Administrator

“The customer portal feels a little disorganized to me.”

Aaron D.

IT Director

Cons

“Used VoIP.ms back then, even stuck with them through the DDoS attacks that took them down for weeks and cost me a lot of money.”