读书郎家长助手 vs Unit Tools

1.功能强大的家长管理功能，远程监管孩子学习； 2.内容丰富的资讯和文章，助力父母陪伴孩子共同成长； 家长管理功能包括应用管理、下载管控、学习报告、一键护眼和远程截屏。 应用管理可以管控读书郎学生平板的应用，关闭或开启应用使用权限； 下载管控可以控制读书郎商城的下载权限，限定应用下载类型； 学习报告包含孩子的应用使用报告、双师直播课报告和智能学习系统报告，让父母了解孩子使用读书郎学生平板的学习情况； 一键护眼可以远程控制学生平板的护眼功能保护孩子视力，纠正孩子坐姿； 远程截屏可以发送截图指令，查看孩子学生平板的实时使用状态。 家长助手APP精选了亲子关系、家庭教育、政策解读、营养健康等资讯文章，让父母更好地照顾孩子身体健康，了解孩子的心理变化，助您的孩子健康成长，发展更加和谐的亲子关系。

Unit Tools goes beyond basic unit conversion — it's built for people who need more. SIZE CHARTS Compare international sizes without searching the web. • Men's & Women's shoe sizes — CN/EU, US, UK, JP • Kids' shoe sizes — from newborn (EU 16) to youth (EU 35), with age reference • Men's clothing — XS through 4XL with chest & shoulder measurements • Women's clothing — XXS through 4XL with EU sizing • Kids' clothing — by height, from 6 months to 15 years, with chest & waist Tap any row to pin it as a quick-reference card at the top of the chart. CHINESE TRADITIONAL UNITS Built for people who still think in 寸 and 斤. • Length: 寸 (Cun), 尺 (Chi), 丈 (Zhang) • Weight: 两 (Liang), 钱 (Qian) • Area: 亩 (Mu), 分 (Fen), 厘 — alongside hectares, acres, and square feet CONVERSION HISTORY Every conversion saves automatically. Tap any past entry to instantly restore its category, units, and value — no retyping. LIVE EXCHANGE RATES Pull the latest rates for 30+ major currencies on demand. Rates are displayed with their update date and clearly marked as reference only. 10+ UNIT CATEGORIES Length · Weight · Temperature · Volume · Speed · Pressure · Data Storage · Cooking · Area · Currency TWO THEMES, ZERO ADS A crisp light mode and a deep dark mode with a glowing gradient. No ads, no subscriptions, no in-app purchases. BILINGUAL Full English and 中文 support throughout the app — switch anytime in Settings.