Software Alternatives, Accelerators & Startups

Google Sheets VS dataprep.dev

Compare Google Sheets VS dataprep.dev and see what are their differences

Google Sheets logo Google Sheets

Synchronizing, online-based word processor, part of Google Drive.

dataprep.dev logo dataprep.dev

100% local, zero uploads. Process millions of rows entirely in your browser. The ultimate privacy-first toolkit for CSV, ecommerce, and marketing data.
  • Google Sheets Landing page
    Landing page //
    2022-01-17
  • dataprep.dev 20+ Local Data Cleaning Tools (Zero Server Uploads)
    20+ Local Data Cleaning Tools (Zero Server Uploads) //
    2026-07-25
  • dataprep.dev Instant SQL on CSV: Local Browser Queries (DuckDB-Wasm)
    Instant SQL on CSV: Local Browser Queries (DuckDB-Wasm) //
    2026-07-25
  • dataprep.dev Shopify Order Exports: Schema Dictionary & Flatten Tool
    Shopify Order Exports: Schema Dictionary & Flatten Tool //
    2026-07-25

The Browser Data Toolkit for Privacy-Conscious Professionals

dataprep.dev is a 100% local, pure-browser data processing engine designed to solve the biggest headaches in data preparation: Excel crashes and privacy risks.

Powered by cutting-edge DuckDB-Wasm technology, our toolkit brings database-level performance directly into your browser tab. Your data never leaves your device. No servers, no uploads, no GDPR headaches.

๐Ÿš€ Core Capabilities

  • Zero Uploads: Process sensitive PII, financial data, and customer lists with absolute peace of mind.
  • Blazing Fast: Handle million-row CSV and JSON files in seconds.
  • E-commerce & Ads Ready: Instantly flatten messy Shopify order exports, clean Amazon Settlement reports, and normalize ad spend data.
  • SQL on CSV: Run native SQL queries directly against your local files without setting up a backend database.

๐Ÿ› ๏ธ 20+ Niche Tools Included:

  • CSV Merger: Combine up to 50 files instantly without opening them.
  • GDPR Anonymizer: Replace real names/emails with synthetic data before feeding it to ChatGPT.
  • Deep JSON to CSV: Flatten deeply nested JSON arrays into flat tables.
  • Regex Replacer & Format Cleaner.

Stop fighting with bloated spreadsheet software. Clean locally, analyze anywhere.

dataprep.dev

$ Details
free
Platforms
Windows Linux Mac Online
Release Date
2026 July
Startup details
Country
United States
State
Delaware
Founder(s)
Hank
Employees
1 - 9

Google Sheets features and specs

  • Accessibility
    Google Sheets is cloud-based, allowing users to access their documents from anywhere with an internet connection, on any device.
  • Collaboration
    Multiple users can work on the same spreadsheet simultaneously, with real-time updates and the ability to see each other's changes.
  • Integrations
    Easily integrates with other Google Workspace apps like Google Drive, Docs, and Forms, as well as third-party services.
  • Cost
    Basic features are available for free, with additional advanced features accessible through affordable Google Workspace subscriptions.
  • Functionality
    Offers a wide range of built-in functions and formulas, supporting complex calculations and data analysis.
  • Version History
    Keeps a detailed version history of every change made, allowing users to revert to previous versions as needed.

Possible disadvantages of Google Sheets

  • Feature Limitations
    Lacks some advanced features found in more robust spreadsheet applications like Microsoft Excel, such as certain data visualization and pivot table capabilities.
  • Data Limitations
    Less efficient at handling very large datasets, which can slow down user experience and affect performance.
  • Internet Dependence
    Requires a stable internet connection for optimal use, though offline capabilities are available but limited.
  • Privacy Concerns
    Storing sensitive data on cloud-based services can raise privacy and security concerns for some users.
  • Customization
    Limited customization options compared to some other spreadsheet software, particularly in terms of advanced scripting and macro functions.

dataprep.dev features and specs

  • Data Privacy
    100% local processing (Zero Uploads). Data never leaves your browser.
  • Core Engine
    Powered by DuckDB-Wasm for database-level speeds without a backend.
  • Key Tools
    SQL on CSV, CSV Merger, GDPR Anonymizer, & JSON Flattening.
  • E-commerce Ready
    Instantly clean and flatten Shopify, Amazon, and Stripe export reports.

Google Sheets videos

Excel Online vs. Google Sheets

More videos:

  • Tutorial - Google Sheets Quickstart - Easy Tutorial 2018
  • Review - Airtable vs. Google Sheets

dataprep.dev videos

Instant SQL on CSV in Browser (DuckDB-Wasm) - Zero Uploads

Category Popularity

0-100% (relative to Google Sheets and dataprep.dev)
Spreadsheets
98 98%
2% 2
Data Analysis
0 0%
100% 100
Office Suites
100 100%
0% 0
Productivity
96 96%
4% 4

Questions & Answers

As answered by people managing Google Sheets and dataprep.dev.

What's the story behind your product?

dataprep.dev's answer:

I was trying to clean up a massive, messy Shopify order export. Excel kept freezing, and I absolutely refused to upload sensitive customer emails to random online converters. I got so frustrated that I decided to stop complaining and build a local-first toolkit to solve my own workflow nightmare.

Who are some of the biggest customers of your product?

dataprep.dev's answer:

1, Indie hackers and solo founders. 2, Boutique digital marketing agencies. 3, Privacy-conscious data freelancers.

What makes your product unique?

dataprep.dev's answer:

Most data tools force you to upload your CSVs to their servers. We don't. We compiled DuckDB into WebAssembly, meaning you get a blazing-fast, database-level engine running entirely inside your local browser tab. It's 100% private and works instantly.

Why should a person choose your product over its competitors?

dataprep.dev's answer:

If you try to open a 2GB CSV in Excel, it freezes and crashes. If you use Python Pandas, you have to write code and manage environments. dataprep.dev gives you the power of code (SQL queries, regex, merging 50 files) with a simple drag-and-drop UI, without ever freezing your computer.

How would you describe the primary audience of your product?

dataprep.dev's answer:

E-commerce sellers flattening messy Shopify exports, performance marketers cleaning ad reports, and data analysts who need to anonymize PII (GDPR compliance) before feeding datasets to AI models like ChatGPT.

Which are the primary technologies used for building your product?

dataprep.dev's answer:

DuckDB-Wasm is the core data engine handling the heavy lifting. The frontend is built with React/Next.js and styled with Tailwind CSS. It's a modern, serverless architecture.

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Google Sheets and dataprep.dev

Google Sheets Reviews

HIGHLIGHTING DUPLICATES: GOOGLE SHEETS VS FLOOKUP
Highlighting your data is a very good way to get an overview of what your data looks like before performing destructive operations like removing duplicates or using that data for any other purpose. Unfortunately, at the time of writing this article, Google Sheets does not provide a predefined way of highlighting duplicates. However, with custom formulas and conditional...

dataprep.dev Reviews

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What are some alternatives?

When comparing Google Sheets and dataprep.dev, you can also consider the following products

Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.

Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.

Apple Numbers - Numbers lets you build beautiful spreadsheets on a Mac, iPad, or iPhone โ€” or on a PC using iWork for iCloud. And itโ€™s compatible with Apple Pencil.

Apache OpenOffice Calc - Calc, part of the https://alternativeto.

Zoho Sheet - Create and share interactive spreadsheets on the web.

Pyspread - pyspread is a non-traditional spreadsheet application that is based on and written in the programming language Python.