# CUStats — AI Usage Tracker for Mac and iOS CUStats is a native macOS menu bar app that tracks your Claude, OpenAI Codex, xAI Grok, Cursor, Devin, and Droid (Factory AI) usage limits in real time. See remaining capacity, live countdowns when you hit 100% usage, pace predictions, and day/week/month history. One-time purchase from the Mac App Store (from $9.99 in the US), no subscription. CUStats Go, the iOS companion app with home screen widgets and smart notifications, is available on the App Store (from $8.99); Android is coming soon. The released iOS App Store version is 1.11.0, supporting Claude, Codex, Grok, Cursor, Devin, and Droid (Factory AI). Droid on iOS uses a pasted Factory API key and requires token-rate-limit billing; Droid history charts and prepaid-balance display are unavailable. The iOS app requires 15.6 or later, and widgets require iOS 17 or later. ## Key features - Real-time Claude 5-hour and 7-day limit monitoring (Pro, Max, Team) - OpenAI Codex, xAI Grok, Cursor, and Devin usage monitoring - Droid on Mac and iOS: reported Factory token-rate-limit windows with a pasted API key. Mac also supports a read-only grant to ~/.factory/.env and positive prepaid balance; iOS does not display Droid prepaid balance or history charts - Live countdown timer at 100% usage - Session history with trend charts - Multi-account support (personal + work) - Local AES-GCM encryption on macOS and Keychain on iOS; no Mac telemetry, optional mobile crash reporting off by default with credential scrubbing ## Links - Download CUStats for macOS: - Download CUStats Go for iOS: - FAQ: - About: - Contact: - Privacy policy: - Agent-readable product facts: Request this page with `Accept: text/markdown`; markdown variants are available at `/index.md`, `/about.md`, `/contact.md`, `/privacy.md`, `/faq.md`, and `/changelog.md`.