Are you looking for the best free spreadsheet program for Android tablets? Look no further – PlanMaker HD Basic offers seamless compatibility with Microsoft Excel from 5.0 up to 2016, has a superior feature set and a touch-optimized user interface. Did we already mention that it's free?

Uncompromising compatibility: PlanMaker HD Basic reads and writes XLS, XLSX and XLSM files from Microsoft Excel 5.0 to 2016, including password-protected ones.

Intuitive to use: If you've already worked with PlanMaker or Excel, you'll pick up PlanMaker HD Basic in no time. The user interface is just like the one on the PC, but perfectly adapted to touchscreen use.

Save locally or in the cloud: PlanMaker HD Basic not only opens and saves documents on your Android tablet, but also in the cloud: Directly from PlanMaker HD Basic, you can edit documents in Dropbox, Google Drive, Amazon Cloud Drive, Evernote and OneDrive.

PlanMaker HD Basic is free to download and use. With its comprehensive feature set, it is ready for your everyday calculation and planning tasks. If you need the full feature set of a desktop spreadsheet program, a single inexpensive in-app purchase unlocks all features of the full PlanMaker HD.

The following is the feature list of PlanMaker HD Basic. Some of these features are available after this one-time in-app purchase.

Files and printing

► Open and save XLS, XLSX and XLSM from Excel 5.0 to 2016 faithfully to the original
► Import and export assistant for text files and dBASE databases
► Create PDF files directly in PlanMaker HD Basic
► Print via Google Print and other printing programs
► Scale the printout so that it fits on a specified number of pages
► Send worksheets by e-mail as XLS, XLSX, or PDF

Comprehensive calculation capabilities

► More than 350 calculation functions
► Worksheets with 1 million rows and 16,384 columns
► Complex numbers and array functions
► Perpetual time format (20:00 + 5:00 is not 1:00 but 25:00)
► Calculate with negative times
► External references (calculations that access data in other files)

Edit worksheets

► Freeze rows and columns
► Comments
► Syntax highlighting
► Formula auditing helps to troubleshoot worksheets
► Input validation (data validation)
► Sheet, workbook and document protection with encryption
► Spell checking in 17 and hyphenation in 33 languages

Analyzing data

► With pivot tables you can display data in a targeted way according to your individual specifications, summarize, sort into categories, compare and evaluate.
► AutoFilter
► Goal seeker
► Scenarios
► Create database ranges within worksheets
► Data grouping (outliner)
► Sort by up to 64 columns
► Transpose cell ranges

Creating attractive worksheets

► Cell and character styles
► Conditional formatting like in Excel 2016
► AutoFormat, borders, shading, fills
► Rotate and merge cells
► Center across columns
► Forms with input fields, checkboxes, dropdown lists etc.
► Headers and footers
► Colored tabs for worksheets

Graphics and drawing

► Draw and design directly in the worksheet using AutoShapes, freehand drawings and pictures
► Insert images in a range of formats, both from files and from the Android gallery
► Mirror effects, soft shadows and transparencies
► Crop images directly in the worksheet
► Change brightness, contrast and gamma of images directly in PlanMaker HD Basic
► Connector lines between objects
► Large symbols library for flowcharts and org charts
► TextArt feature for amazing type effects

Present and visualize data

► 80 Excel-compatible chart types in 2D and 3D
► Impressive special effects in charts: soft shadows, bevels, transparency, light sources etc.