PrimaryPad is described as 'free web-based word processor designed for UK primary schools that allows pupils and teachers to work together in real-time' and is a Word Processor in the Office & Productivity category. There are more than 10 alternatives to PrimaryPad for a variety of platforms, including Online / Web-based, Windows, SaaS, Self-Hosted solutions and Linux. The best alternative is Notion. It's not free, so if you're looking for a free alternative, you could try Google Docs or CryptPad. Other great apps like PrimaryPad are Pastebin.com (Freemium), Etherpad (Free, Open Source), Walling (Freemium) and Indigrid (Free).
CryptPad is a private-by-design alternative to popular office tools and cloud services. All the content stored on CryptPad is encrypted before being sent, which means nobody can access your data unless you give them the keys.
The website is mainly used by programmers to store pieces of sources code or configuration information, but anyone is more than welcome to paste any type of text. The idea behind the site is to make it more convenient for people to share large amounts of text online.
An online word processor that lets you create and edit documents in your web browser and save them in the cloud, so that you can share them with anyone. Zoho can allow multiple users to work on a document simultaneously.