Flookup Blog Overview

Latest Articles

Get the most out of your data. Our blog provides expert insights, practical guides and advanced strategies for data cleaning, advanced fuzzy matching and intelligent data automation with Flookup Data Wrangler. Improve your data quality, streamline your workflows and make better decisions with our proven techniques.

Automate Deduplication in Google Sheets

Step-by-step Apps Script workflow using Flookup to find, score and schedule deduplication in your spreadsheets. Includes scheduling tips for safe, repeatable runs on large datasets.

Last updated: March 2026

Semantic Fuzzy Matching With Embeddings

How embeddings improve deduplication and hybrid strategies to combine with Flookup for high-accuracy results. Practical examples show when embeddings add value versus classical methods.

Last updated: March 2026

Hybrid Fuzzy Matching With Embeddings in Google Sheets and Excel

Practical hybrid patterns for spreadsheet users: Apps Script and Office Script recipes, cost worked examples and benchmarks. Includes concise guidance on performance and cost trade-offs.

Last updated: March 2026

Python Data Cleaning and Fuzzy Matching Guide

A practical guide to data cleaning and fuzzy matching in Python using popular libraries. Discover how Flookup offers a powerful and more intuitive alternative for your data workflows, with code examples you can reuse.

Last updated: November 2025

Custom Functions and Spreadsheet Solver: Your Complete Guide

Learn how to use Flookup's custom functions and Spreadsheet solver for powerful data cleaning in Google Sheets. Practical guide with real-world examples for fuzzy matching, deduplication and text standardisation.

Last updated: June 2026

The Hidden Costs of Dirty Data

Dirty data can silently drain your resources. This article explores the hidden costs, explains the 1-10-100 rule and shows why investing in a solid data cleaning strategy is a business imperative. It includes simple metrics to help quantify the impact for your organisation.

Last updated: November 2025

A Guide to CRM Data Cleaning and Fuzzy Matching

Learn how to streamline your CRM data cleaning process. This case study shows how Flookup simplifies cleaning and deduplication in Google Sheets, ensuring your customer data is accurate and reliable. Practical steps help you apply these patterns quickly in your CRM workflows.

Last updated: September 2025

Semantic Data Trust Layer for AI and RAG

Why AI agents hallucinate and how a Semantic Data Trust Layer prevents it. Learn how entity resolution in Google Sheets ensures high-integrity data for RAG pipelines and LLMs by resolving entities before they reach the model.

Last updated: April 2026

How to Remove Duplicates in Google Sheets

Go beyond basic duplicate removal. This guide shows you how to eliminate all types of duplicates in Google Sheets, including fuzzy, partial and sound-alike matches, using Flookup. Step-by-step examples make it easy to follow along on your own data.

Last updated: September 2025

How to Use the Soundex Function in Google Sheets

Unlock phonetic matching in Google Sheets. Learn how Flookup's advanced sound-alike algorithms provide a powerful and more accurate alternative to the traditional Soundex function, with practical examples to try.

Last updated: September 2025

SEO Site Migration and Redirects in Google Sheets

Simplify your next website migration. Learn how to use Flookup in Google Sheets to create accurate 301 redirect maps and manage 404 errors, ensuring a smooth SEO transition. Includes a downloadable template to jump-start the process.

Last updated: September 2025

OpenRefine Alternative for Data Cleaning

For users who need a powerful data cleaning tool that lives in Google Sheets, Flookup is the ideal OpenRefine alternative, offering seamless integration, scheduled automation and high-accuracy fuzzy matching. This article compares workflows so you can choose the right tool for each task.

Last updated: September 2025

Fuzzy Matching for Excel on Mac

The Excel Fuzzy Lookup Add-in is not available on Mac. This guide covers the best alternatives, from Power Query to Flookup, for Mac users who need fuzzy matching in their spreadsheet workflow. Includes setup notes and recommended alternatives for common scenarios.

Last updated: September 2025

Top 10 Tips for Cleaning Data in Google Sheets

Transform messy spreadsheets into clean, reliable data. This article provides ten actionable tips for normalising text, removing duplicates and automating your data cleaning workflows in Google Sheets, with quick wins you can apply today.

Last updated: August 2025

Fuzzy Matching Algorithms Explained

Go beyond exact matches. This guide demystifies fuzzy matching algorithms, explaining how they work, what similarity scores mean and how to apply them for smarter data cleaning. Includes recommended thresholds and examples to help you choose settings.

Last updated: August 2025

How to Automate Data Cleaning in Google Sheets With Macros

Stop wasting time on repetitive data cleaning. This tutorial teaches you how to record and use macros in Google Sheets to automate your cleaning tasks, boosting speed and accuracy. Offers practical examples and common pitfalls to avoid.

Last updated: August 2025

A Guide to Data Cleaning in Google Sheets

Understand the fundamentals of data cleaning in Google Sheets. This guide covers key concepts, common data quality issues and practical strategies using Flookup Data Wrangler, plus a short checklist to get started.

Last updated: August 2025

The Best Alternative to the Excel Fuzzy Lookup Add-in

Move beyond the limitations of the classic Excel Fuzzy Lookup Add-in. This article compares it to Flookup, a modern alternative that offers superior performance and cross-platform flexibility, with migration tips for Excel users.

Last updated: September 2025