provides a wide range of services


Yiyinotes provides you with free services, including note creation, editing, and deletion for Windows, MAC, and Android platforms. Just launch Yiyinotes to view the content of the notes filled in, which is much convenient for your office and daily life.

We are constantly researching and developing Yiyinotes to create an ideal software tool with sound functionalities and a friendly user interface.

Please reach out to our support team if you have any questions on using Yiyinotes products, like download, installation, and update. Yiyi support team is very happy to assist and responds to your request with patience.

Your feedback and suggestion will be highly appreciated. It helps us to make a better product for you.

We continue to improve Yiyi’s design and upgrade it to a new level based on the initial edition. An amazing note-taking tool is coming soon.

software development and consultancy

Yiyi® not only develops software utilities on its own, but also provides you with software development solutions, upgrades, and software consultancy. Our support team keeps serving you with various products and services, which are of great expertise.

This well-experienced team has been in top rating as they help clients to successfully solve problems on data transfer, photo recovery, PDF file conversion, and data cleanup fields.

Software Custom Build

Need a custom build of certain software? Yiyi® can still design and produce software with personalities on demand. Meanwhile, branding cooperation is available. Add Yiyi into your product portfolio with your own brands and trademark.

Discover Yiyi® for you
Choose a product and we’ll find you the best solution.

Chengdu Yiyi Technology Development Co., Ltd. was established in November 2013. The founder of the company also owns an Internet company that has been focusing on overseas markets for nearly ten years. The company has a very deep understanding and accumulation of European and American markets. Yiyi company adheres to the core concept of “Efficient and Innovative”, advocates a human-based management, and actively creates a positive and productive team atmosphere.

Company Address: Building 1, No. 38, Tianyi Street, High-tech Zone, Chengdu