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Built from public records and checked 2026-10-22. Not an audit of WeChat. How scores are made · spotted a mistake? Tell us.
C
Apple App Store apps high jurisdiction risk

WeChat

Messaging and payments super-app · Score 69/100 · Last checked 2026-10-22

The short version

Mainland China users are on Weixin under a separate policy. Assume the operator can read messages: WeChat is not end-to-end encrypted.

Built from: public records, checked 2026-10-22.

Score breakdown

Security record65
Documented incidents and safeguards (public record, not a technical test)
Data jurisdiction28
Which laws and governments can reach your data
Ownership transparency90
How plainly the owner can be traced
Third-party exposure92
Documented analytics, advertising and attribution partners

Who owns it

WeChat→WeChat International Pte. Ltd. (Singapore); Tencent International Service Europe B.V. (EEA, UK, Switzerland)→Tencent Holdings Limited

Parent based in: 🇨🇳 China

Laws that can apply: PIPL, National Intelligence Law, Data Security Law

Where your data can go

WhoCountryWhy they are involved
Tencent (own servers)🇸🇬 Singapore Stores data in Singapore and Malaysia (Hong Kong for Hong Kong and Macao users)
Adyen🇳🇱 Netherlands (EU) Payment card processing
MessageBird🇳🇱 Netherlands (EU) SMS delivery
Twilio🇺🇸 United States SMS delivery

Jurisdictions touched: 🇨🇳 China · 🇸🇬 Singapore · 🇳🇱 Netherlands (EU) · 🇺🇸 United States

What the public record says

mediumCitizen Lab: files sent between international accounts were scanned for censorship

In May 2020 Citizen Lab reported that files sent by non-China accounts were hashed and used to censor China-registered accounts, and that this was not clearly disclosed. Source

mediumCitizen Lab: WeChat collects more usage data than its policy says

A June 2023 report said Mini Program and Channels usage is collected by WeChat itself, with no reasonable opt-out of analytics. Source

mediumCitizen Lab: custom MMTLS encryption has weaknesses; no end-to-end encryption

An October 2024 analysis found MMTLS is a modified TLS 1.3 with weakened parts. It did not break it, and it is not end-to-end encryption. Source

Sources

Ownership, locations and data partners come from the company's own pages and filings where they exist. Last checked 2026-10-22.