Lume: AI Expense Tracker

Lume — speak your expenses, AI logs them

https://testflight.apple.com/join/EqtcymZu

Hi all,

Solo dev here. I built Lume because I kept abandoning expense trackers — logging always felt like data entry. So I made the logging part almost disappear: you say "spent 6.50 on a latte and 32 bucks on groceries" and AI turns it into two categorized transactions.

Everything that's in it:

  • Voice logging — speak one or several transactions in a sentence, AI splits and categorizes them
  • Receipt scanning — point the camera at a receipt (or share a screenshot/photo into the app), AI reads the total, merchant, and category
  • Manual entry — for when you'd rather type
  • Wallets — multiple accounts, currencies, transfers between them, net worth view
  • Budgets — monthly budget with projected end-of-month spending
  • Insights — category breakdown, income vs expense, trends
  • Expense splitting — share a cost with friends, track who owes what, settle up
  • Recurring transactions — upcoming charges surface on Home before they hit
  • Widgets — home screen and lock screen: net worth, today's spending, breakdown, quick-log buttons
  • Apple Watch app — today's total, budget ring, and voice logging from your watch
  • Siri — log by voice without opening the app (doesn't use AI)
  • Search & Spotlight — find any transaction
  • iCloud sync — data syncs across devices, processing happens on-device
  • 8 languages l10n

Pro subscription gates the AI features after 10 free logs — but TestFlight purchases are sandbox, so subscribing costs nothing here. Please do try it, the paywall is new.

I'd appreciate your help.

– Mikhail

Posted Jul 4, 2026, 6:39 PM UTC

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