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X4

App StoreData labelling & annotation🇺🇸

No liveness check has reached it yet; it is registered on the App Store and has been in the index since 7 Oct 2026. How this is checked

X4 uses AI to photograph business cards, extract contact details, and save them as searchable digital contacts. It also preserves card images, supports editing and multilingual recognition, and provides public company website insights for professionals and networkers.

Inferred · not functionally tested

FreeiOS
Visit App Store

Overview

6 features

Purpose: Manually entering business card details and organizing new professional contacts.

Inferred · not functionally tested

Audience: professionals and business networkers

Inferred · not functionally tested

Functions: data_extraction

Inferred · not functionally tested

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: MOBILE · deployment: ios

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: apps.apple.com. These links do not verify the individual claims.

In the Data labelling & annotation space, X4 takes a focused approach. Inferred · not functionally tested: Manually entering business card details and organizing new professional contacts. Inferred · not functionally tested: X4 is a consumer product aimed at professionals and business networkers. Basis unknown · not verified: X4 is free to use. Basis unknown · not verified: It ships for iOS.

Behind X4 is Sungyong Moon, based in the United States, and it first shipped in 2026. Inferred · not functionally tested: Among its 6 catalogued features are AI card recognition, contact extraction, and company insights.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • AI card recognition
  • Contact extraction
  • Company insights
  • Card search
  • Contact editing
  • Original image storage

Topics: Inferred · not functionally tested

Tags
business-card-scannercontact-managementocr-extractionnetworking
AI capabilities
StructuredImage
Inference: Cloud API

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
iOS

Trust & compliance

Public signals
HTTPSFree tierStore listing found

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed7 Oct · 19:50 UTC
    X4 seen via Apple App Store — New Apps (RSS)
    Source: Apple App Store — New Apps (RSS) · Open

Frequently asked questions about X4

What does X4 do?
Inferred · not functionally tested: Manually entering business card details and organizing new professional contacts. It is catalogued under Data labelling & annotation on PulseGate.
Who should use X4?
Inferred · not functionally tested: X4 is a consumer product built for professionals and business networkers.
Is X4 free?
Basis unknown · not verified: Yes — X4 is free to use.
What platforms does X4 run on?
Basis unknown · not verified: X4 runs on iOS.
Is X4 still active?
Unverified. X4 has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to X4?
Similar projects tracked by PulseGate include 《名片扫描 Business Card Reader Pro》App, BizCard Contacts, and Business Card Scanner vCardify.《名片扫描 Business Card Reader Pro》AppBizCard ContactsBusiness Card Scanner vCardify
Who develops X4?
X4 is developed by Sungyong Moon, based in the United States.
When did X4 launch?
X4 first shipped in 2026.

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