Google Workspace + Microsoft 365 together around 95% of hosted corporate seats. Total people using email (2024–2025): about 4.5–4.6 billion. Google (Gmail con

Google Workspace + Microsoft 365 together around 95% of hosted corporate seats. Total people using email (2024–2025): about 4.5–4.6 billion. Google (Gmail consumer + Google Workspace): ≈3.0 billion active users/mailboxes. numbers from perplexity, but probably good enough for casual conversation