# UNIVERGE MC550 VoIP > Unified voice and instant messaging for business communication and contact management. (iPhone/iPad app by NEC Corporation.) - Source: https://appshunter.io/ios/app/univerge-mc550-voip/id1342311700 (this page in markdown: same URL + `.md`) - Developer: [NEC Corporation](https://appshunter.io/developer/423274625) - Category: Business - Price: Free - Rating: 2.80/5 from 5 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 12.4 · 20 MB - Languages: American English, French (France), Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan) - Released: 2018-02-07 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/univerge-mc550-voip/id1342311700/reviews.md ## What is UNIVERGE MC550 VoIP? UNIVERGE MC550 application for iPhone allows you to seamlessly stay in touch with your work place by putting voice and instant message tools in one place. You can quickly find a co-worker or personal contact, see their status, and initiate communication with the touch of an icon. You can change your own status and view your missed calls and instant messages. You can dial an extension, return calls, and send IM’s with ease. By publishing just one single number, you can use the power of contact rules to decide which callers reach you while mobile, and on what devices. Rules are based on your status which can be driven by your work calendar (Exchange), and you can send calls to internal numbers or external phones, redirecting to a single number or ringing together with multi-ring or “twinning” with your work phone (or extension). Benefits include: • Increased productivity – Find those you need quickly with presence-enabled directory, contact lists, and communication history • Improved responsiveness – Help others reach you while away from your desk for faster decision making and fluid business continuity • Reduce the flood of email – Use IM to get answers rapidly without the latency of buried emails • Protect yourself and the company – Avoid giving out your cell phone number so that business contacts reach you via your enterprise number • Ultimate flexibility – Select alternate end points when placing calls from UNIVERGE MC550, allowing you to leverage the most convenient voice end point, from a conference room phone to your home phone, while showing your enterprise number to callers NOTE TO ADMINISTRATORS: *** This fixed mobile converged (FMC) solution leverages the enterprise voice infrastructure provided by UNIVERGE SV9500, SV9300, SV8500 or SV8300 (communication platform). *** ## Key features - Unified voice and instant messaging - Presence-enabled directory - Contact rules for call routing - Calendar integration for status updates - Communication history - Missed call and IM notifications ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/univerge-mc550-voip/id1342311700/reviews.md ### 2/5 — Constantly crashing and needing to reinstall *2020-05-07* It’s a decent app but it’s having issues with the constant need to be reinstalled. ## Frequently asked questions about UNIVERGE MC550 VoIP ### What is UNIVERGE MC550 VoIP? UNIVERGE MC550 VoIP is a business communication application that combines voice calls and instant messaging. It allows users to stay connected with their workplace by providing a unified platform for communication tools. ### What devices does UNIVERGE MC550 VoIP support? UNIVERGE MC550 VoIP is available for iPhone, iPad, and iPod. It is designed to provide seamless communication across these Apple devices. ### How does UNIVERGE MC550 VoIP improve productivity? It increases productivity by offering a presence-enabled directory and communication history, allowing users to quickly find and connect with colleagues. Instant messaging also helps reduce email clutter for faster responses. ### Can I control who reaches me with UNIVERGE MC550 VoIP? Yes, you can use contact rules to decide which callers reach you and on which devices. These rules can be based on your status, which can be driven by your work calendar. ### Does UNIVERGE MC550 VoIP have ads? No, UNIVERGE MC550 VoIP does not contain advertisements. It is a free application designed for business use without interruptions from ads. ### What is the age rating for UNIVERGE MC550 VoIP? UNIVERGE MC550 VoIP has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger individuals, for basic communication needs. ### How often is UNIVERGE MC550 VoIP updated? The latest version of UNIVERGE MC550 VoIP is 3.0.14, which was last updated on September 29, 2021. While the last update was in 2021, the app provides core communication functionalities. ### What is the user sentiment for UNIVERGE MC550 VoIP? The current rating for UNIVERGE MC550 VoIP is 2.8 stars from 5 ratings. This suggests a mixed to negative user sentiment, with some users experiencing issues or finding the app less than ideal. ## Version history (last 5 releases) ### 3.0.14 — 2021-09-29 - fix iPad softphone enable issue ### 3.0.13 — 2020-12-16 - fix background incoming call answer issue ### 3.0.12 — 2020-11-04 - Fix no speech path issue - IOS 14.1 SDK Update ### 3.0.11 — 2020-09-13 -IOS13 SDK update ### 3.0.9 — 2018-10-27 - fix dial by contact crash after upgrading to IOS 12. ## More apps by NEC Corporation - [UNIVERGE 3C Mobile Client](https://appshunter.io/ios/app/univerge-3c-mobile-client/id462689497) - [UNIVERGE MC550 Classic](https://appshunter.io/ios/app/univerge-mc550-classic/id494604213) - [UNIVERGE K-taiPortal Client](https://appshunter.io/ios/app/univerge-k-taiportal-client/id550418909) - [NEHOPS Smart](https://appshunter.io/ios/app/nehops-smart/id885384713) - [GNSS View](https://appshunter.io/ios/app/gnss-view/id924350018) - [GNSS Analyzer](https://appshunter.io/ios/app/gnss-analyzer/id1040750117) All apps by NEC Corporation: https://appshunter.io/developer/423274625 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*