Comparison

Cardokey vs Flow Card

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

Head to head
About

Cardokey

Features
Read full description

Eco-friendly NFC vCard application for contactless business cards Cardokey is a free application developed by Freemindtronic, an expert in sensitive data protection, which allows users to easily create environmentally-friendly NFC vCard business cards. The application features an intelligent system that optimizes the management of NDEF memory in NFC devices to provide an optimal user experience. It is completely anonymous and does not require any personal or professional information from the user. Cardokey is compliant with ISO/IEC 7816-4, ISO/IEC 14443, NFC Forum Type 2, ISO/IEC 18092, and ISO/IEC 15693 standards. It also fully complies with international rules on the protection of private and professional data, including the General Data Protection Regulation (GDPR), the Personal Information Protection and Electronic Documents Act (PIPEDA), the California Consumer Privacy Act (CCPA), EU regulations, Hong Kong regulations, Swiss regulations, Budapest regulations, Australian regulations, and COPPA. Cardokey is an eco-designed solution that contributes to achieving UN Sustainable Development Goal 12, which aims to ensure sustainable consumption and production patterns. It is compliant with ISO 14001, Basel, and WEEE standards, adheres to international standards for eco-responsible practices, circular and solidarity economy, sustainable economy, and carbon footprint reduction. The NFC vCard business cards created with Cardokey are compatible with all NFC-enabled iPhone devices. The application works in real-time, offline, without a database, including airplane mode. It allows users to create contactless business cards, URL links, or social media links on any NFC device, such as tags, ski tickets, metro tickets, or tags. Cardokey is a practical and eco-friendly solution for exchanging professional information without the need for paper, traditional business cards, or scanning QR codes. It allows users to customize their NFC business cards by adding their own vCard QR code with a logo that can be freely replaced for life. Professionals can also create generic business cards with a free space to attach a repositionable vCard QR code or other important information. This is the principle of eco-design of the Cardokey solution. In summary, Cardokey is an innovative, environmentally and privacy-friendly application that allows users to easily create NFC vCard business cards compatible with all NFC-enabled smartphones. It is practical, reliable, and compliant with international standards for data protection and the environment.

About

Flow Card

Features
Read full description

FlowCard helps you create and share smart digital business cards, manage your store profile, and grow your network from one app. With FlowCard you can: Create professional digital business cards with customizable themes and colors Add contact info, social links, websites, services, and product highlights Share instantly via QR code, link, NFC, and social apps Manage a store presence with products, categories, and customer-facing details Scan paper business cards and save contacts quickly with the built-in scanner Generate professional email signatures for consistent branding Create virtual backgrounds for meetings and online calls Receive notifications and track card/store engagement insights Manage multiple cards for personal, business, and team usage FlowCard is ideal for professionals, sales teams, entrepreneurs, and companies looking for a modern, fast, and eco-friendly way to present their brand. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Cardokey4 screens
Flow Card4 screens

Verdict

The call

The clearest difference is update cadence: Flow Card at every 2 months against Cardokey's every 5 months. Cardokey's advantage is iOS requirement (12.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Cardokey ships an update every 5 months, Flow Card every 2 months. The most recent releases landed on May 17, 2026 and September 10, 2026 respectively.

Scorecard2 real differences ยท 4 level
Cardokey versus Flow Card: the parameters behind the verdict, then further details
ParameterCardokeyFlow Card
PriceFreeFree
Update frequencyEvery 5 monthsEvery 2 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 โ€” better15.5
Further details โ€” not scored
Size43 MB93 MB
Age rating4+17+
DeveloperFreemindtronic SLWard Akel

In-app purchases

None

Cardokey

No in-app purchases

None

Flow Card

No in-app purchases

Questions

Is Cardokey free?
Cardokey is free to download, with no in-app purchases.
Is Flow Card free?
Flow Card is free to download, with no in-app purchases.
Do Cardokey or Flow Card have ads?
Neither Cardokey nor Flow Card shows ads.
Which is updated more often, Cardokey or Flow Card?
Cardokey ships an update every 5 months, and Flow Card every 2 months. Most recently, Cardokey was updated on May 17, 2026 and Flow Card on September 10, 2026.

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