CSV File Tools

Open, view, edit, and analyze CSV files up to 1 GiB in your browser with no

Unclaimed

1 ratings3.93

Saves1

CategoryProductivity

PlatformWeb

PricingFree

CSV File Tools by Loamstack is a collection of online utilities for viewing, editing, cleaning, and converting CSV files. It offers a virtualized browser workspace that enables inspection and editing of large CSV or TSV files locally, supporting files up to 1 GiB without uploading data externally. Features include sorting, filtering, data validation, format conversion to formats like JSON, Excel, Parquet, and SQL analysis integration. Tools also support merging, splitting, and compressing CSV files. The service requires no account, keeps all files on your device, and offers desktop apps and browser extensions.

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3.93

1 reviews

Product

3.93

Design & Polish

3.43

Performance

4.43

Mobile PageSpeed

Performance: 77 out of 100, Needs improvement
Accessibility: 100 out of 100, Good
Best Practices: 100 out of 100, Good
SEO: 100 out of 100, Good

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Information

CategoryProductivity

PlatformsWeb

PricingFree

AccountNot confirmed

ListedOctober 2026

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Mobile PageSpeed

Performance: 77 out of 100, Needs improvement
Accessibility: 100 out of 100, Good
Best Practices: 100 out of 100, Good
SEO: 100 out of 100, Good

Website checks are queued. Results will appear here when complete.

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