IT Service Providers

Magna Numeris

Paris start-up building peer-to-peer software and a cryptocurrency app using distributed ledger technology

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TrustList summary

Magna Numeris is a French start-up based in Paris that develops software and digital products for people who trade directly with one another. It uses distributed ledger technology to make exchanges between individuals quicker, cheaper and more secure.

Its stated aim is to help the peer-to-peer economy grow by improving how value is created and exchanged.

What Magna Numeris offers

Cartam: its first product, an app for cryptocurrency users who want to deal face to face.
Mobile apps: native applications for iOS and Android.
Peer-to-peer tooling: software meant to address problems that early adopters of crypto-assets meet in marketplaces.

Who it works with

The app is aimed at newcomers to cryptocurrency, experienced users and people who use peer-to-peer marketplace platforms.

Key facts

Based in: Paris, France
Technology: Distributed ledger technology
Platforms: iOS and Android

Summary written by TrustList from the business's own published information, Oct 2026.

Categories & features

Rankings

Magna Numeris is ranked on 5 TrustList rankings: #6 on 1, #16 on 1, #20 on 1, #23 on 1 and #42 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Magna Numeris has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

It service provider · 5 rankings

On 2 of these it sits behind VAADATA, ahead of Akka Technologies.

#6of 28
Android › France
It is the only one of the 28 here listing blockchain and one of 7 here listing java.
Of the 28 here, 27 also cover web development and 20 also cover HTML5.
Behind VAADATA.
#16of 16
Ui ux design › France
It is one of 4 here listing JavaScript and one of 6 here listing node.js.
Of the 16 here, 16 also cover iOS app and 15 also cover android; 2 also work in United Kingdom.
#20of 18
Ecommerce › France
It is one of 6 here listing web design and WordPress.
Of the 18 here, 14 also cover UI/UX design and 14 also cover e-commerce development.
Behind Processia, ahead of Akka Technologies.
#23of 29
Ios app › France
It is one of 14 here listing eCommerce and IT services.
Of the 29 here, 21 also cover mobile app development and 19 also cover .NET.
#42of 49
France
It is one of 19 here listing PHP and one of 20 here listing UI/UX design.
Its profile: “- Based in: Paris, France - Technology: Distributed ledger technology - Platforms: iOS and Android Magna Numeris is a French start-up based in Paris that develops software and digital products for people who trade directly with one another.”
Of the 49 here, 25 also cover IT services and 24 also cover eCommerce; 2 also work in Netherlands.
Behind Joyn'it, ahead of Miuros.