Top 4 Writing Assistants Software Companies With $1M–$5M Revenue (September 2026)

United States

WebSpellChecker provides spell/grammar checking products for web applications. WebSpellChecker is a package of spell and grammar check solutions, that can be integrated into any web application. The package provides: – spell check and grammar check functionality for most popular rich text editors such as CKEditor, Froala Editor, and Froala Editor, and any HTML editable controls such as input, textarea, tags with contenteditable attribute or iframe; – 16 default languages for spell checking, with other 140+ that can be added at a custom request. – grammar check for English; – thesaurus tool for English, French, Italian, German and Spanish; – professional dictionaries (Law, Medicine); – user personal dictionaries; – company-wide customizable dictionaries that allow creating wordlists with domain- or company-specific terms or slang. WebSpellChecker offers a convenient subscription-based web service. There is no need to worry about maintaining your own infrastructure and digging into technical details trying to install and configure it – it is easier to set up. Not keen on using a web service due to high confidentiality and security practices? Use WebSpellChecker Server version, that is installed on your company servers. All information from your users will stay inside the company network. The package is well supported and can be customized for your business needs. The Support team is available 5x8 to answer your questions and provide you with the software updates. WebSpellChecker is a unique combination of spell and grammar check solutions for an extensive list of languages, both private and hosted versions of the software, and an affordable price. WebSpellChecker is used as a plugin in the partner text editor software: CKEditor and Froala Editor.

Boston, MA, United States

Ginger Software helps you communicate better and faster with AI-based writing tools. It corrects all types of mistakes based on context and works on the sentence level, not just locally. You can use Ginger Writer in your browser, on your PC, mobile device and deploy it in your company or organization. Founded in 2008, Ginger received backing from Zohar Gilon, Horizon Ventures (Li Ka-shing), Lightspeed, Harbor Pacific Capital, www.gingersoftware.com

Lynchburg, Virginia, United States

Our service is for people who need easy and clear guidance. Web of science price depends on many things like journal and publisher. We work with you step by step to explain costs and help you avoid hidden charges while preparing your manuscript.

Finland

Reclaim the drivers seat, co-write with AI. Simpler.ai is a distraction-free writing tool focusing on co-writing with AI. Instead of asking the AI to write for you, click the magic AI button when you want it to continue your text. Write at end, or in middle.