About this app
包含了9种设计精美，简单实用的常用数学小工具：大写数字转换，日期间隔计算，生成随机数字，多种进制转换，颜色色值转换，重量单位换算，长度单位换算，面积单位换算，体积单位换算。
Latest release
What’s New
Version 1.2
Jan 13, 2025
Bug fix
Audience growth
Ratings growth
7-day gain
+0
Ratings / day
0.0
30-day gain
+0
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
Current
Free
Historical low
Free
Paid → free
0×
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 31, 2026 · 1:58 PM Free
Screenshots
