Free Tools

Customizable spinning wheel — 2 to 50 slots, custom prizes, weighted odds, fullscreen mode for live events.

Paste a list or upload CSV. Animated draw, pick 1 or many, exclude past winners, export to CSV.

Generate dozens of QR codes — warranty links, WiFi, vCard, promo URLs. Download single PNG or batch ZIP.

Flash sale countdown. Fullscreen display for in-store TV or Facebook Live overlay. Beep alert when done.

长度、重量、数据、汇率 — 一键转换。支持 MYR/USD/SGD/THB 等 12 种货币。

折扣、利润、小费、贷款月供 — 6 种财务计算模式，一键搞定。

加减天数、日期差、工作日计算、实时倒计时 — 4 种日期模式。

输入身高体重，计算身体质量指数，查看健康分类和健康建议。

生成安全随机密码，支持自定义长度和字符类型，实时强度评估。

Merge, split, rotate, watermark, compress PDFs. Browser-based, files never leave your computer.

打地鼠、抓泡泡、记忆配对 — 工作学习累了就来放松一下！

Tell us your budget + use-case, we build the parts list. Office, gaming, content creation, console.

See how a TV / monitor / speaker looks in your space. Drag-and-drop preview.

Side-by-side comparison of laptops, monitors, headphones.