Compare Lumo by Proton vs HIX AI vs AppFlowy

Side-by-side comparison of Lumo by Proton, HIX AI, AppFlowy
FeatureLumo by ProtonHIX AIAppFlowy
DescriptionLumo is Proton's AI assistant for questions, writing help, and file chats, built so your conversation history stays encrypted and private. A free plan lets anyone try it, and Plus adds unlimited chats for people who want privacy-first help every day.HIX AI helps you draft articles, emails, and chat replies with a suite of writing tools. A free plan is available without a credit card, and paid plans unlock higher limits for people who create content regularly.AppFlowy is an open-source workspace for docs, tasks, and databases with optional AI helpers. A free Personal cloud plan and self-host options let you keep data closer, while Pro unlocks higher AI and collaboration limits.
PricingFree $0; Lumo Plus $12.99/mo monthly or $9.99/mo billed yearly ($119.88/yr)Free plan available; paid plans from about $4.99-$9.99 (confirm current tier names on pricing page)Personal free at $0/mo; Pro about $16/member/mo billed annually ($20 monthly); self-host options available
Main categoryChat assistantsWritingResearch and notes
WebsiteVisit Lumo by ProtonVisit HIX AIVisit AppFlowy
Info last checkedOctober 17, 2026October 14, 2026October 13, 2026

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