Greatarrow vs Vanta

Ask what's late, who's waiting and where the money went, answered from your real email, calendar and docs. Then let AI do the follow-ups and scheduling.

Private Markdown notes & GTD for iPhone with on-device AI. Start with a local vault, no account, then sync via iCloud or GitHub. Obsidian-compatible.

About Greatarrow

Ask what's late, who's waiting and where the money went, answered from your real email, calendar and docs. Then let AI do the follow-ups and scheduling. Open beta - feedback welcome Your AI can talk about your work. Then every AI you use can read your business, and act in it. Setup takes about five minutes, and a Free trial tier is available, no credit card needed. You re-explain the client, the deal, the codebase, the decision you made last Tuesday, before you can ask the actual question.

About Vanta

Private Markdown notes & GTD for iPhone with on-device AI. Start with a local vault, no account, then sync via iCloud or GitHub. Obsidian-compatible. Process your inbox to zero by hand, or let on-device AI sort each item for you. Your Next Actions stay pinned at the top, ready when you are. This is what Vanta actually stores: a folder of plain Markdown, on your device and in your own private GitHub if you connect it.