Aimeter仪表 vs Cost Notebook

武汉卓虎科技有限公司致力于物联网技术的应用，通过万物互联让我们的生活更美好。“Aimeter仪表”用来管理和控制卓虎科技旗下的智能产品，例如智能插座、智能插排等。基于这些智能硬件以及“Aimeter仪表”应用来便利和丰富人们的工作与生活，让我们的生活更美好！

Cost notebook helps you track the real cost of what you own, not just the purchase price. Record when you bought an item, when you stopped using it, and (optionally) resale value. The app automatically calculates total cost, daily cost, and value retention so you can clearly see long-term spending efficiency. Key Features Item lifecycle tracking Save purchase date, deactivation date, and optional resale price for each item. Automatic cost analysis Instantly compute net cost, daily cost, annualized retention, and base retention. List insights View total holding cost and average daily cost across your records. Search, sort, and star Quickly find records, sort by different metrics, and mark important items. CSV import/export Import is always free. Export can be unlocked via in-app purchase. Core functions available offline; unlocking CSV export requires online purchase via the App Store. Private by design Your data stays on your device. No account required. No cloud sync. Cost notebook is built for people who want cleaner spending decisions, better ownership visibility, and simple long-term cost tracking.