In a development that could reshape digital communication, WhatsApp is reportedly testing a feature that enables users to send messages to people on other messaging platforms — potentially including India’s homegrown app Arattai. The move comes just weeks after Zoho founder Sridhar Vembu publicly championed the idea of interoperability among messaging apps, urging the industry to adopt open, UPI-like communication standards.
According to reports by WaBetaInfo, the Meta-owned messaging giant has begun limited testing of cross-platform messaging in Europe. This experimental feature allows WhatsApp users to chat directly with people using third-party apps — without needing to download or open those platforms. While still in early stages, it raises the intriguing possibility that WhatsApp use

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