ISBLANK in WPS on Windows: Introduction

WPS ISBLANK is a spreadsheet function for checking whether a referenced cell is empty; this guide covers 3 core tasks, with 3 available without membership and 0 membership-related items.

At a Glance

Metric	Value	Notes
Core tasks	3	Matches the number of rows in the How-to Index
Available without membership	3	Matches the number of Free rows in the index
Membership-related items	0	Matches the number of membership-related rows in the index

About This Feature

Overview

ISBLANK is a logical spreadsheet function in WPS that checks whether a referenced cell is empty. It returns TRUE when the referenced cell is blank and FALSE when it is not blank. It is commonly used for data entry checks, conditional logic, and formulas combined with IF.

Core uses include:

Checking whether a referenced cell is empty and returning TRUE or FALSE.
Serving as a condition inside spreadsheet formulas.
Working with other functions to control outputs and prompts.

System Requirements

Item	Requirement
Operating system	A Windows device that can run WPS Office normally
App version	It is recommended to use the latest version of WPS Office
Network	Local formula calculation does not require a constant connection; download, installation, and account services require internet access
Other	You need an editable spreadsheet file and permission to enter formulas

Download & Installation

Item	Details
Official download	WPS Office Free Download
Check after installation	Open WPS Spreadsheet, then enter `=ISBLANK(A1)` in a cell to confirm the function is available

Source: WPS Download Center

Compare with Alternatives

Dimension	WPS	Microsoft	Google	Notion	Adobe
Capability Summary	Provides the ISBLANK function in spreadsheets to test whether a referenced cell is empty and return TRUE or FALSE.	Excel provides `ISBLANK(value)` to test whether a reference points to an empty cell.	Google Sheets provides `ISBLANK(value)` to check whether a referenced cell is empty.	Notion does not provide the same spreadsheet function name; database formulas typically use `empty()` to test whether a property value is empty.	Adobe Acrobat focuses on PDF form field calculations rather than a spreadsheet cell function equivalent to ISBLANK.
WPS Advantages	Advantage: Directly matches spreadsheet cell workflows for blank-value checks; Distinct: works naturally with IF and similar logic formulas in worksheet cells.	Compared with WPS: also supports blank checks, but the official page is part of the broader Excel IS function set.	Compared with WPS: also supports blank checks and explicitly notes that spaces, empty strings, and hidden characters return FALSE.	Compared with WPS: centered on database property formulas instead of worksheet cell formulas.	Compared with WPS: centered on PDF form rules rather than spreadsheet cell evaluation.
Official Source	—	Excel IS functions	Google Sheets ISBLANK	Notion formula syntax	Acrobat form field calculations

Overall Conclusion

For spreadsheet blank checks, WPS, Excel, and Google Sheets all provide a direct function path. Notion and Adobe are better suited to database or form-rule scenarios, so they are not direct spreadsheet replacements for this task.

Use Cases

No.	Scenario	Suitable For	Main Need	How ISBLANK Helps
1	Data entry review	Spreadsheet maintainers	Need to find cells that are still empty	Use ISBLANK to test target cells quickly
2	Conditional calculation control	Finance and operations users	Want to avoid calculating with blank cells	Combine ISBLANK with IF before returning a result
3	Completion marking	Project collaborators	Need to flag unfilled items quickly	Use the TRUE/FALSE result for filtering or prompts
4	Template checking	Template designers	Need to verify key fields before delivery	Add ISBLANK checks to important columns
5	Formula branching	Advanced users	Need blank-aware logic in larger formulas	Use ISBLANK as part of nested conditions

Membership & Benefits

Free vs WPS Premium

Feature Area	Free	WPS Premium
ISBLANK function	Available	Available
Basic spreadsheet formula editing	Available	Available
Additional PDF, template, and extended office benefits	Some limits apply	More extended benefits are included
Cloud storage	1 GB	20 GB or more depending on plan

Source: WPS Office pricing page

Recommendations

Scenario	Recommended Plan	Why
Everyday blank-cell checks in spreadsheets	Free	ISBLANK itself is available for regular spreadsheet work
Need more cloud storage and broader office benefits	WPS Premium	Better suited for users who also need more document, PDF, template, or collaboration benefits

WPS membership page: Subscribe now