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Luke: AI Companion & Journal

Auto diary, fully on-device
Ryuichi Sumida · Lifestyle
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App info

Developer
Ryuichi Sumida
Category
Lifestyle, Productivity
Released
Oct 8, 2026
Version
1.0 (Oct 8, 2026)
Price
Free
Size
702.6 MB
Requires
iOS 27.0
Age rating
4+
Languages
English and Japanese

In-app purchases

Luke Pro$29.99
Luke Pro$4.99
Current prices, App Store US.
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About Luke: AI Companion & Journal

Luke is a lifelog that remembers your life, and keeps every bit of it on your iPhone. Give Luke access to your photos and location, and it quietly builds a journal you never had to write: where you went, who you were with, what the day looked like. Ask about any of it in plain language, and Luke answers from your own memories, not from the internet. JOURNAL • A timeline for every day, built from your photos and the places you visited • Add a note, a voice memo, or a mood in seconds • Month and year views to look back on any stretch of your life MEMORIES • People: Luke recognizes faces on your iPhone and shows who you spend time with, as a ranking, a circle, or a connection graph • Places: your rhythm across home, work, and favorite spots, with the visit history of each • Timeline: month highlights, trips, and then-vs-now comparisons • Chats: import a LINE or WhatsApp chat and see your…
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