# TangCai Invest AB > Independent Swedish company building apps, providing software consulting, and making angel investments. Official company homepage: https://tangcai.se/ Business contact: info@tangcai.se ## Apps - [SnusTracker](https://tangcai.se/#snustracker): Log snus usage and follow patterns and progress. [App Store](https://apps.apple.com/app/id6752117399) and [Google Play](https://play.google.com/store/apps/details?id=com.snustracker). - [Draw Animations](https://www.drawanimations.com): Create frame-by-frame animations from drawings. - [Steadsy](https://steadsy.app): Weekly commitments, check-ins, and shared progress. In development; the homepage is not a claim of public download availability. - [OptionWise](https://home.optionwise.se): Manage employee participation and help employees understand their options. - [CareMetrics](https://caremetrics.se/sv/): Treatment and outcome analytics for dental teams. - [Strength Progress Tracker](https://tangcai.se/#strength-progress-tracker): Strength workout logging, sets and reps, training volume, progress, and personal records. [App Store](https://apps.apple.com/app/id6747354472) and [Google Play](https://play.google.com/store/apps/details?id=com.tangcai.gymprogresstracker). ## Company services - Digital products: useful apps for everyday life and business. - Software consulting: help bringing software ideas into usable products. - Angel investments: support for early-stage founders. The homepage is the primary source. Product websites provide their own current availability and details.