Best Spreadsheet Software for Microsoft 365

MobiOffice (formerly OfficeSuite) is an easy-to-use office suite alternative, used by over 250 million users across 195 countries. Available on Windows, Android, iOS, and macOS, MobiOffice includes MobiDocs, MobiSheets, and MobiSlides. MobiOffice helps you manage text documents, spreadsheets, and presentations with ease. It's compatible with all major file formats including Microsoft Office (DOCX, ODT, PPTX), Google (Docs, Sheets, Slides), Apple iWork, and more. Explore each component: MobiDocs: Create and modify documents with comprehensive formatting options. MobiSheets: Simplify data management and analysis to visualize insights and generate reports effortlessly. MobiSlides: Craft impressive presentations with customizable templates and multimedia capabilities. MobiOffice integrates with MobiDrive, MobiSystems’ cloud storage solution for easy document saving and synchronization. Try it free for 7 days to see how this office suite meets your needs. Optimized for all major platforms, MobiOffice’s components - MobiDocs, MobiSheets, and MobiSlides - are available as a complete suite or as standalone apps on Windows, delivering tailored and affordable solutions that suit individual needs.

Smartsheet is a recognized leader in work management and collaboration solutions designed to transform team discussions into productive outcomes. This platform empowers organizations by providing them with a robust toolkit that fosters innovation, attracts new clients, and drives revenue growth. With its intuitive spreadsheet-like design, Smartsheet includes features like file sharing, Gantt charts, automated workflows, user-friendly portals, and dynamic dashboards, among numerous other capabilities, making it an essential resource for effective project management. Ultimately, Smartsheet not only streamlines processes but also enhances overall team performance and collaboration.

Effortlessly develop personalized database applications in formats that align perfectly with your business requirements, though compatibility is limited to PC users. Access simplifies the creation of business applications, whether you choose to start with templates or build from the ground up. With its user-friendly and visually appealing design tools, Access enables you to craft attractive and highly functional applications quickly. You can customize your applications to suit both your business goals and customer needs, with the flexibility to make adjustments as those needs evolve. By leveraging Visual Basic for Applications, you can automate various business processes, enhancing the functionality of forms and reports. The Access connector library allows for seamless integration of data between Access and other business applications, enabling you to produce comprehensive visuals and insights within the familiar Access environment. Additionally, you can store your data securely in SQL Server and Microsoft Azure SQL, ensuring that your applications are reliable, scalable, secure, and manageable over the long term, thus providing a robust solution for your database needs. This capability not only streamlines operations but also helps your business adapt to changing market dynamics.

Microsoft Excel, part of Microsoft 365, transforms the way individuals and organizations work with data. It’s a powerful platform for creating dynamic spreadsheets, conducting financial analysis, and uncovering insights through AI-enhanced tools. The new Copilot in Excel uses natural language prompts to generate formulas, analyze trends, and even automate complex data modeling—no coding required. Excel’s integration with Python allows professionals to perform advanced analytics directly within their spreadsheets, bridging the gap between data science and everyday productivity. With PivotTables, charts, and conditional formatting, users can visualize data patterns and make data-driven decisions with confidence. Cloud-based real-time collaboration makes teamwork seamless, letting multiple people coauthor spreadsheets simultaneously from anywhere. Excel’s security, supported by OneDrive and Microsoft Defender, ensures your data remains protected and recoverable. Whether for budgeting, forecasting, or business intelligence, Excel remains the trusted tool for clarity, collaboration, and confidence in every calculation.

Sourcetable is an AI-powered spreadsheet and data platform designed for a wide range of data-related tasks, including analyzing files, cleaning and enriching data, conducting research, creating visualizations, generating reports, and supporting business intelligence. It combines the functionality of traditional spreadsheets like Excel and Google Sheets with enhanced capabilities for data integration and analysis. Sourcetable supports standard spreadsheet formulas and functions while allowing users to connect to over 100 databases and applications, enabling real-time data centralization and analysis. The platform integrates advanced AI models to automate workflows, identify patterns, and assist with decision-making. This reduces the need for manual processes and improves efficiency in working with data. Sourcetable is suitable for building dashboards, running financial analyses, preparing data for machine learning, or organizing and analyzing information for various applications. Its combination of traditional spreadsheet features and modern data capabilities provides users with tools for efficient, data-driven problem-solving.

Create models at ten times the speed, link them directly to your data sources, and share insights through interactive dashboards with stunning visuals. Causal's formulas are designed to be straightforward—eliminating the need for complex cell references or cryptic syntax, and a single formula in Causal can replace dozens or even hundreds of traditional spreadsheet formulas. With the built-in scenario feature, you can effortlessly establish and analyze various what-if scenarios, utilizing ranges like "5 to 10" to grasp the complete spectrum of potential outcomes for your model. Startups leverage Causal for critical tasks such as calculating runway, monitoring key performance indicators, planning staff compensation, and crafting financial models that are ready for investors. Create eye-catching charts and tables without the hassle of lengthy customization processes. Additionally, you can seamlessly toggle between different time scales and summary formats to suit your analysis needs. Unleash the power of your data and transform the way you visualize your business metrics.

The default file format for PlanMaker 2021 is XLSX, which eliminates the hassle of importing and exporting files. This compatibility allows you to seamlessly open workbooks created in PlanMaker using Microsoft Excel and vice versa, without any need for conversion. Additionally, PlanMaker 2021 enables the editing of XLS files and the creation of high-quality PDF documents from your spreadsheets. New features also include the ability to generate archival PDFs in PDF/A format for long-lasting document storage. Users familiar with Excel will find it easy to transition to PlanMaker 2021, as there is no need to adjust to a different interface or learn new calculation functions, ensuring full compatibility with Excel. This software supports up to one million rows per worksheet, making it suitable for handling large datasets effectively. To manage these extensive data sets, you can utilize pivot tables, data consolidation, scenarios, data grouping, autofilter, and specialized filters. Furthermore, real-time calculations displayed in the status bar keep you informed of any data updates, enhancing your workflow efficiency. Overall, PlanMaker 2021 stands out as a versatile tool for both novice and advanced users alike.

IRI CellShield®, protects sensitive information in Microsoft Excel®, allowing you to comply data privacy laws. You can protect your columns with reversible or non-reversible masking options. CellShield protects your data, no matter how many sheets they are. Multiple search methods are available to locate and report on PII across the LAN. Protect it all at once with CellShield. Intuitive graphical dialogs allow you to classify and mask it. CellShield's core technology uses the award-winning IRI FieldShield flat file and database data masking product. Data that is hidden in one platform can be seen in another. CellShield EE, the only fully-featured professional data discovery, masking and auditing package for Excel 2010, 2016, and 2019 (plus Office 365 workbooks) in your LAN, is available. CellShield EE goes beyond the security and scope a single password can provide by combining and automating all of these additional capabilities.

Macabacus is the best productivity and brand compliance tools available to help you create better presentations and models faster in Microsoft Office. These tools are essential for consultants and power finance users. Power users can use these tools to address common problems and make it easier to build financial models. Visually identify inconsistencies and errors in your models that could lead to costly mistakes. You can quickly create complex charts, check brand compliance, add components, and much more. To improve Excel's stability and performance, declutter and reduce spreadsheet file sizes. Synchronize the table of contents and section slides/shapes to allow you to focus on the content. You can quickly align, resize, or otherwise manipulate shapes without the need for tedious manual adjustments.

Velixo is a powerful tool that integrates with Excel and leverages APIs to provide instantaneous ERP reporting, automation, budgeting, planning, and data analysis, all while maintaining strict governance standards and formatting integrity. This solution facilitates self-service reporting right within Excel, allowing finance and operations teams to take charge of their tasks and save valuable time. With bi-directional connectivity to your cloud ERP and Microsoft 365, Velixo offers live data extraction, the ability to create dynamic reports, and one-click writeback for budgets, journal entries, project forecasts, and various ERP records. Its Smart-Refresh engine enhances performance through in-memory caching and incremental updates, ensuring that users always work with the most current data. The tool includes specialized Accelerator functions designed for ERP, making the report creation process user-friendly and efficient, while also enabling seamless multi-company, multi-currency, and multi-tenant consolidations. Additionally, users can take advantage of advanced drill-down features, allowing for an in-depth exploration of underlying transactions and easy navigation back to specific ERP documents, fostering a deeper understanding of their financial data. Overall, Velixo transforms traditional reporting practices by streamlining workflows and empowering users with robust analytical capabilities.