If you're looking for something to replace ExtendOffice, there are a few other options worth a look.
SheetSavvy AI is a full-featured spreadsheet assistant that automates complex tasks, generates formulas, and imports data from other sources. It's got an AI assistant for tasks like creating templates and analyzing data, and a formula generator that constructs and explains complex formulas using Natural Language Processing. It's good for boosting productivity when you're doing data analysis and collaborating with others.
Another top contender is Microsoft 365. This suite combines familiar Office tools with AI-infused cloud services to help you get more done. It's got sophisticated tools for writing, data analysis, email and file storage, and flexible pricing options for personal use, small businesses and enterprise-level security and productivity tools.
If you're more focused on email, Superhuman offers an AI-powered tool to help you and your colleagues get more done with email. It's got a split inbox, AI-assisted writing, follow-up reminders and collaboration tools to cut distractions and boost productivity. It works with both Gmail and Outlook, so Superhuman is a good option if you want to get your email life in order.