Mitel One

Spec sheet

What it does

Mitel One combines business voice, video meetings, messaging, file sharing and collaboration in one application.Read 15 Oct 2026 · mitel.com

Integrations

Mitel One licensing includes Microsoft Teams integration through Mitel Assistant, and qualifying bundles include calendar integrations.Read 15 Oct 2026 · mitel.com

Founded

1973Read 4 Oct 2026 · mitel.com

API and SDK scope

CloudLink exposes REST APIs for telephony, presence, conversations, notifications, administration, authentication and service delivery.Read 15 Oct 2026 · developer.mitel.io

API availability

Mitel advertises third-party integration tools and APIs for embedding communications into workflows and applications.Read 15 Oct 2026 · mitel.com

Browser requirements

The web application supports Safari 14.1+, Chrome 94+, Edge 90+ and Firefox 90+.Read 15 Oct 2026 · mitel.com

Clients

Mitel lists web clients for PC and Mac plus mobile clients for iOS and Android.Read 15 Oct 2026 · mitel.com

Cloud deployment

The web application runs in the cloud and does not require software installation.Read 15 Oct 2026 · mitel.com

Company facts

LinkedIn lists Mitel as a privately held telecommunications company founded in 1972, headquartered in Kanata, Ontario, with 1,001–5,000 employees.Read 15 Oct 2026 · linkedin.com

Company scale

Mitel's official about page states that it has more than 5,500 partners and over 2,100 patents.Read 15 Oct 2026 · mitel.com

Desktop installation

The progressive web app can be installed from Chrome or Edge and provides push notifications and hardware access.Read 15 Oct 2026 · productdocuments.mitel.com

Developer tooling

Mitel provides a Postman API library, OAuth token guidance, sample code, tutorials and a developer forum.Read 15 Oct 2026 · developer.mitel.io

Documentation and support

Mitel provides a Document Center, Learning Center tutorials and global technical support for customers, providers and partners.Read 15 Oct 2026 · mitel.com

Feature: availability

Users can view live availability status and manage their own availability with do-not-disturb controls.Read 15 Oct 2026 · play.google.com

Feature: calling

Calling features include softphone operation, call transfer and three-party calls.Read 15 Oct 2026 · mitel.com

Feature: file sharing

File attachments and document sharing are supported, with storage limits determined by bundle.Read 15 Oct 2026 · mitel.com

Feature: meetings

Mitel One provides meetings, including screen sharing, scheduled meetings and recording in qualifying bundles.Read 15 Oct 2026 · mitel.com

Feature: mentions

Users can mention people in Mitel One conversations.Read 15 Oct 2026 · mitel.com

Feature: messaging

The application supports messaging streams, group chats, secure messages and photo sharing.Read 15 Oct 2026 · play.google.com

Feature: widgets

Widgets are included among Mitel One features.Read 15 Oct 2026 · mitel.com

Google Play listing

The Android listing shows 10K+ downloads, encrypted data in transit and no data shared with third parties; it does not display a star rating in the opened page.Read 15 Oct 2026 · play.google.com

Home screen

The home screen presents calls, meetings and messages together so users do not need to switch between applications.Read 15 Oct 2026 · mitel.com

Licence

Mitel One is distributed under a paid, non-exclusive Mitel software licence; the EULA identifies the software and documentation as proprietary.Read 15 Oct 2026 · mitel.com

Limit: Bluetooth

Bluetooth support is limited to pairing, call answer/end, mute and volume, and Bluetooth audio can introduce a delay on the web app.Read 15 Oct 2026 · mitel.com

Limit: performance and bugs

G2 lists performance issues and software bugs among Mitel review themes.Read 15 Oct 2026 · g2.com

Limit: support and usability

G2 comparison data says reviewers rate Mitel support lower than competing products and identify usability gaps.Read 15 Oct 2026 · g2.com

Limit: tablet support

Mitel says the mobile client is not certified generally for iPads and tablets and disables some features on them.Read 15 Oct 2026 · productdocuments.mitel.com

Mobile requirements

The mobile client requires 64-bit hardware; documented versions are Android 11–14 and iOS 15–17, with at least 4 GB RAM and 32 GB storage recommended for Android.Read 15 Oct 2026 · productdocuments.mitel.com

Notable news: restructuring

An Aragon Research note dated November 21, 2025 says Mitel emerged from Chapter 11 on June 20, 2025 after reducing debt by about $1.15 billion and annual interest by about $135 million.Read 15 Oct 2026 · mitel.com

Praise: ease and integration

G2 summaries describe Mitel as easy to implement and integrate with existing systems, with a user-friendly GUI.Read 15 Oct 2026 · g2.com

Praise: reliability

Trustpilot reviewers report a Mitel SIP phone system running reliably for more than ten years and praise knowledgeable customer-facing staff.Read 15 Oct 2026 · uk.trustpilot.com

Rating on Apple App Store

5.0 out of 5 from 2 ratingsRead 15 Oct 2026 · apps.apple.com

Rating on Capterra

4.2 out of 5 from 5 reviews for Mitel, as reported in an independent RFP directory.Read 15 Oct 2026 · rfp.wiki

Rating on Chrome Web Store

4.3 out of 5 from 9 ratingsRead 15 Oct 2026 · chromewebstore.google.com

Rating on G2

3.9 out of 5 from 447 reviews for Mitel Networks products overallRead 15 Oct 2026 · g2.com

Rating on Gartner Peer Insights

4.3 out of 5 from 0 reviews in the opened current pageRead 15 Oct 2026 · gartner.com

Rating on Software Advice

4.2 out of 5 from 5 reviews for Mitel, as reported in an independent RFP directory.Read 15 Oct 2026 · rfp.wiki

Rating on Trustpilot

3.6 out of 5 from 2 reviewsRead 15 Oct 2026 · uk.trustpilot.com

Remote work

Mitel states that users can work from offices, homes or other locations worldwide.Read 15 Oct 2026 · mitel.com

Security and privacy

Mitel states that cloud services process customer personal data with technical and organisational safeguards and GDPR processor obligations.Read 15 Oct 2026 · mitel.com

Unified communications

The product combines voice, video and messaging with movement between those communication modes.Read 15 Oct 2026 · mitel.com

Plans and prices

Every Mitel One plan and price →

Where Specifiction places it

• Unified Communications Software#12 of 288.2