Google's new Android developer verification rules take effect from 30 September, changing how apps reach users in several countries.

The first phase applies to participating app stores in Brazil, Indonesia, Singapore and Thailand. Developers distributing apps there must verify their identity with Google.

The move is aimed at cutting fraud and malware by making it harder for anonymous developers to publish apps. Google says verified developers build more trust with users, and early tests showed fewer scam apps.

Details on how the rules will cover direct downloads outside app stores remain unclear, and developers are watching for Google's official documentation. Wider rollouts are expected later. The company has promised FAQs and developer outreach in the coming weeks. Google has not given a date for the next phase.

Smaller developers worry about paperwork and delays in getting verified. Google says it will offer support and clear timelines so genuine developers are not blocked.