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App	PolyPort.chat	Google Translate
Overall score	85	94
Tagline	Everyone's phone becomes their own interpreter	The dependable all-rounder
Best for	ClassroomFamilyBusiness	TravelShoppingFamily
Use-case fit	7	7
Verdict	The best choice when multiple people, speaking different languages, need to follow the same conversation in real time.	If you want one free app that handles almost every language and situation, Google Translate is still the safest default.
Pros	Live multi-device translation for groups, classrooms, and conferences Each participant sees and hears their own language Works across iPhone, Android, and web without everyone using the same app	Supports nearly 250 languages — the widest coverage of any free app Camera translation, handwriting, and voice conversation modes Free offline packs for dozens of languages
Cons	Requires an internet connection Still in early access Not designed for offline travel phrase translation	Quality drops on low-resource and long-tail languages Privacy-sensitive text is processed on Google servers Business document formatting is not its strength
Full review	Read review →	Read review →

Quick takeaway

PolyPort.chat leads this comparison with an overall score of 85. It is strongest for Classroom and Family. Google Translate is the closest alternative at 94. Choose PolyPort.chat if live multi-device translation for groups, classrooms, and conferences; pick Google Translate if supports nearly 250 languages — the widest coverage of any free app.