SIP.US by Siptrunk

SIP.US software reviews, alternatives, pricing, & feature 2026

4.8/5 from 70 reviews and ratings
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VoIP Software

SIP.US reviews and summary

SIP.US is a focused, business-class SIP trunk service provider that connects directly to a company's existing IP-PBX system or analog/digital telephone adapters. Operating over the customer's own broadband connection, it offers unlimited calling rate plans. Since 2007, the company has specialized solely in SIP Trunking, building a reputation on a Tier-1 network, easy setup, and a powerful self-service control panel for management. The service emphasizes simplicity and instant activation, famously offering a free trial account setup in less than 60 seconds, making it straightforward for businesses to adopt VoIP without long-term commitments. SIP.US is tailored for small to medium-sized businesses with an on-premise PBX (like Cisco, Avaya, or FreePBX)...

Best for

SIP.US is tailored for small to medium-sized businesses with an on-premise PBX (like Cisco, Avaya, or FreePBX) looking to transition to VoIP or replace their traditional phone lines. It's also suitable for IT administrators who prefer direct control over their telephony infrastructure via a self-service panel.

Starting price $24.95 Per-Month
Category VoIP Software
Vendor Siptrunk
Key takeaways

Our verdict

Our verdict is that SIP.US is a reliable, no-fuss SIP trunking provider with a clear niche. Its long-standing specialization, straightforward pricing, and exceptional ease of trial make it an excellent, low-risk option for businesses seeking to modernize their voice connectivity with a proven service.

Quick facts

SIP.US at a glance

Overall rating 4.8/5
Reviews 70
Starting price $24.95 Per-Month
Vendor Siptrunk
Founded 2007
Location United States
Category VoIP Software
Ratings

SIP.US ratings

Ratings in this section summarize available rating data. Software reviews are shown separately when users submit reviews.

4.8

/
5

70 reviews and ratings

Rating summary

Star distribution will appear after software reviews are submitted.

Decision notes

SIP.US pros and cons

Potential strengths

  • Clear buyer-fit positioning is available in the profile data.
  • High aggregate rating with meaningful review volume.
  • Starting price is available in the profile data.

Points to verify

  • Confirm current pricing, contract terms, and included plan details with the vendor.
  • Confirm product-specific availability for category-level features before buying.
  • There are no written reviews for this software yet.
Buyer fit

Who uses SIP.US?

SIP.US is tailored for small to medium-sized businesses with an on-premise PBX (like Cisco, Avaya, or FreePBX) looking to transition to VoIP or replace their traditional phone lines. It's also suitable for IT administrators who prefer direct control over their telephony infrastructure via a self-service panel.

Feature research

SIP.US features

These are common features buyers compare in VoIP Software. Product-specific availability should be confirmed with the vendor.

User Access Management

Control user entry and feature availability through role-based permissions and secure credentials.

Audio Call Recording

Capture audio from phone interactions to support quality assurance and compliance reviews.

Intelligent Call Routing

Automatically directing voice calls to the appropriate department or agent based on set rules.

Centralized Contact Database

A searchable database for organizing contact details, addresses, and social profiles.

IVR & Voice Response

Process touch-tone and vocal inputs to deliver automated, relevant voice responses.

Digital Voice Communication

Facilitates the digital transfer of vocal and other forms of information.

Virtual SIP Connectivity

Enables high-quality voice-over-IP connectivity for internet-based call management.

Integrated Communication Platform

Integrates and unifies various communication tools into a singular platform to improve business interaction and teamwork.

Voicemail to Text Conversion

Converts spoken voicemail messages into written text, delivered via email.

Pricing

SIP.US pricing

Starting price $24.95 Per-Month

Pricing model: Flat Rate

Pricing can change. Confirm current plans and terms with the vendor.

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Compare

SIP.US alternatives

Compare SIP.US with other VoIP Software tools that buyers often evaluate.

GoTo Meeting by GoTo

4.5 (9.2K)

GoTo Meeting helps teams in voip software by giving them one practical place to keep the day-to-day work moving. It is most useful when ownership, handoff points, and deadlines are...

RingCentral MVP by RingCentral

4.2 (927)

RingCentral MVP helps teams in voip software by giving them one practical place to keep work moving. It is most useful when ownership, handoffs, and deadlines are already defined,...

BlueJeans by Verizon

4.3 (514)

BlueJeans is a meetings platform for teams that need video, audio, and web conferencing across desktops, mobile devices, and room systems. It is worth comparing if join speed and h...

VoIP.ms by VoIP.ms

4.8 (296)

VoIP.ms is a BYOD VoIP provider for buyers who want more control over calling setup, local numbers, outbound calling, and business or residential phone service.

Grasshopper by GoTo

4.4 (313)

Grasshopper gives small businesses a business phone number and call handling without a full office phone system. It is most useful when owners need client calls and texts separated...

Google Voice by Google

4.5 (221)

Google Voice gives individuals and very small teams a simpler way to handle calls, texts, voicemail, forwarding, number assignments, and ring groups. It is a good shortlist candida...

Google Hangouts by Google

4.3 (226)

Google Hangouts is listed as a web conferencing and messaging tool for chats, voice or video calls, and group conversations. Buyers should confirm current Google Chat and Meet over...

Software reviews

SIP.US software reviews

No software reviews yet

No software reviews have been submitted for SIP.US yet.

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FAQ

SIP.US FAQs

SIP.US is a focused, business-class SIP trunk service provider that connects directly to a company's existing IP-PBX system or analog/digital telephone adapters. Operating over the customer's own broadband connection, it offers unlimited calling rate plans. Since 2007, the company has specialized solely in SIP Trunking, building a reputation on a Tier-1 network, easy setup, and a powerful self-service control panel for management. The service emphasizes simplicity and instant activation, famously offering a free trial account setup in less than 60 seconds, making it straightforward for businesses to adopt VoIP without long-term commitments.

SIP.US is tailored for small to medium-sized businesses with an on-premise PBX (like Cisco, Avaya, or FreePBX) looking to transition to VoIP or replace their traditional phone lines. It's also suitable for IT administrators who prefer direct control over their telephony infrastructure via a self-service panel.

SIP.US pricing is listed from $24.95 Per-Month. Pricing can change. Confirm current plans and terms with the vendor.

SIP.US is listed in VoIP Software.

SIP.US is listed with Siptrunk as the vendor.

Buyers often compare SIP.US with other VoIP Software tools such as GoTo Meeting, RingCentral MVP, BlueJeans, VoIP.ms. Review ratings, pricing, and fit before choosing.

Yes. Use the Write a review button on this page to submit a software review for SIP.US.
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