Comparison

MTT Virtual PBX vs Mercaux

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MTT Virtual PBX

This app provides global telecommunications services, enabling profitable communication between employees, offices, and branches. It offers a full-featured cloud PBX with features like IVR, call recording, and analytics, all accessible from a single mobile application.

Highlights
  • Global telecommunications access
  • Cloud PBX functionality
  • Extension and IVR support
  • Call redirecting and recording
  • Corporate employee directory
  • Instant messaging and file transfer
  • Conference call management
Features
Read full description

MTT Virtual PBX - access to telecommunications services from anywhere all over the world and profitable communication between employees, offices and branches. Be always in touch and don’t miss any calls. MTT Virtual PBX - is a universal mobile application with which you can call in any direction and us all the full-feat. cloud PBX, including extension, IVR, call redirecting, call recording, call analytics and much more. Universal workplace makes it possible and easy • Convenient and fast local communications in Your Company • Fast and easy communication and data transfer in you company and one convenient chat instead uncomfortable email • A simple solution to merge calls in the conference • Corporate Employee Directory • Flexible call redirect setting to any mobile workplace • Corporate Instant Messaging and secure file transfer • User friendly conference call, multichannel support, call transfer and IM/call management, user status call/messages history • Its ease to check your balance Use only one mobile application for all communication with any Internet channel all over the world!

About

Mercaux

Empowers retail sales associates with digital tools to enhance the in-store customer experience. Features include sales assistance, personalized styling, clienteling, and streamlined store operations to drive sales uplift.

Highlights
  • Sales Assist with product information
  • Customer styling and storytelling
  • Personalized clienteling
  • In-store fulfillment options
  • Omnichannel experience integration
  • Mobile checkout
  • Store operations management
Features
Read full description

Mercaux brings the benefits of digital in-store to drive sales uplift. We enable retailers to transform the customer shopping experience by delivering the speed, convenience, rich content and personalisation of online, into the hands of sales associates and customers. Our app provides retailers with an end-to-end solution, with functionalities that cover: Sales Assist Empower sales associates with all the information they need right at their fingertips Styling & Storytelling Engage customers with the power of rich content and inspirational storytelling Clienteling Personalise the relationship with customers to create a more meaningful experience Fulfilment Allow customers to click & collect or reserve items in other stores Omnichannel Create rich and consistent experiences across every touch point, both online and offline Mobile Checkout Check out customers conveniently from the app anywhere in the store Store Operations Streamline operations and communicate directly between head office and stores Our mission is to empower retailers to create the store of the future. Download the Mercaux app and realise your sales uplift today. Please note: This app is for use by store associates and an active account with Mercaux is required for login. The availability of features will depend on the specifics of your agreement with Mercaux. Please speak to your retail HQ for more information.

Screenshots

MTT Virtual PBX4 screens
Mercaux4 screens

Verdict

The call

The clearest difference is rating: Mercaux at 4.0 against MTT Virtual PBX's 2.8. MTT Virtual PBX's advantage is iOS requirement (13.0 vs 15.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Mercaux holds the better App Store score, 4.0 against 2.8. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews split almost evenly too, at 25% and 25% positive.

UpkeepUpdate frequency

MTT Virtual PBX ships an update every 2 months, Mercaux every 6 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
MTT Virtual PBX versus Mercaux: the parameters behind the verdict, then further details
ParameterMTT Virtual PBXMercaux
PriceFreeFree
Rating2.8 (5 ratings)4.0 (4 ratings) — better
Positive reviews25.0% of reviews25.0% of reviews
Number of ratings5 — better4
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size67 MB83 MB
Age rating4+12+
DeveloperMTTMercaux Inc.

Customer experience

MTT Virtual PBX

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews56 reviews
Positive25.0%
Neutral8.9%
Negative66.1%

Mercaux

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

In-app purchases

None

MTT Virtual PBX

No in-app purchases

None

Mercaux

No in-app purchases

Questions

Is MTT Virtual PBX free?
MTT Virtual PBX is free to download, with no in-app purchases.
Is Mercaux free?
Mercaux is free to download, with no in-app purchases.
Which has better reviews, MTT Virtual PBX or Mercaux?
Mercaux is rated higher. MTT Virtual PBX averages 2.8 out of 5 from 5 ratings, while Mercaux averages 4.0 from 4 ratings.
Do MTT Virtual PBX or Mercaux have ads?
Neither MTT Virtual PBX nor Mercaux shows ads.
Which is updated more often, MTT Virtual PBX or Mercaux?
MTT Virtual PBX ships an update every 2 months, and Mercaux every 6 weeks. Most recently, MTT Virtual PBX was updated on November 6, 2026 and Mercaux on November 3, 2026.

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