CellMonitor vs NetUsageLog

Know exactly where your data goes — across every SIM, every cycle, every day. CellMonitor tracks your cellular and WiFi usage in real time, right on your device. No account needed. No VPN. No subscriptions. Just accurate, private data tracking that works with any carrier worldwide. DUAL-SIM & eSIM SUPPORT The only data tracker built for modern iPhones. Track each SIM independently with separate billing periods, data caps, and custom labels. Switch between Work and Personal, Home and Travel — CellMonitor keeps them all in check. SMART DASHBOARD See your usage at a glance with a color-coded progress ring that shifts from calm to warning as you approach your limit. Daily average, daily budget, and days remaining — everything you need in one view. SPEED TEST Test your download speed, upload speed, and latency without leaving the app. Keep a history of results to spot trends or compare networks. USAGE REPORTS Export detailed CSV or formatted PDF reports of your daily usage — perfect for expense tracking, business travel, or just staying informed. Share via email, AirDrop, or any app. WIDGETS THAT WORK Four widget sizes — from a compact ring on your Home Screen to an extra-large dashboard with a 7-day usage chart. Always know where you stand without opening the app. APPLE WATCH COMPANION Your data usage, right on your wrist. CellMonitor syncs automatically to your Apple Watch with a two-page dashboard showing your progress ring, daily stats, and per-SIM breakdown. THRESHOLD ALERTS Set a custom warning percentage for each SIM. CellMonitor notifies you before you hit your cap — so you never get surprised by overage charges again. BUILT FOR PRIVACY Everything stays on your device. No cloud. No login. No tracking. CellMonitor uses iOS system interfaces to read usage data — nothing leaves your iPhone. WHY CELLMONITOR? - Works with every carrier, every plan, everywhere - Flexible billing cycles (any start day, any end day) - Sent vs. received breakdown for cellular and WiFi - Reboot-safe — never lose your count - Background refresh every 15 minutes - Optimized for iPhone, iPad, and Apple Watch - Built with SwiftUI and Swift Charts — fast, smooth, native One price. Every feature. No subscriptions. No ads.

Track Every MB. Stop Being Surprised by Your Mobile Bill. NetUsageLog helps you monitor your Wi-Fi and mobile data usage, track consumption based on your own plans and quotas, and receive alerts before you run out. Simple, clean, and completely on-device. Why Choose NetUsageLog ◆ Match Your Real Billing Cycle Set a monthly reset day (for example, the 3rd of every month), create custom date ranges, or use a daily eSIM quota mode that matches your carrier's billing cycle or travel data plan. ◆ Daily eSIM Quota Support – Perfect for Travelers Designed for eSIM plans that provide a daily data allowance. Automatically resets each day and shows your remaining data and recommended daily usage. Ideal for international travel. ◆ Separate Tracking for Dual SIM and eSIM Monitor each SIM or eSIM independently and assign custom names such as "Primary SIM" or "Travel eSIM". ◆ Usage Alerts Receive automatic notifications when your mobile data usage reaches 80% or 100% of your quota. Only mobile data counts toward plan limits; Wi-Fi usage is excluded. ◆ Visualize Long-Term Trends View usage charts and statistics over the last 7 days, 30 days, or 12 months. Analyze usage patterns by individual SIM line. ◆ Home Screen Widgets Check your current usage and remaining quota directly from your Home Screen without opening the app. ◆ Privacy First All data stays on your device. No VPN required and no usage data is uploaded to any server. Full backup and restore support helps you keep your data when changing devices. ◆ Multiple Languages Traditional Chinese, Simplified Chinese, English, Japanese, Korean, and Spanish. ◆ Important Note iOS does not allow apps to continuously monitor network usage in the background. Usage statistics are updated only when the app is opened. All figures are estimates and may differ from your carrier's records. Mobile data tracking requires a physical device. ◆ NetUsageLog Pro (Optional Upgrade) One-time purchase to unlock: Ad-free experience Data backup and restore Advanced history and statistics Stay informed. Stay within your data plan. NetUsageLog makes every MB count.