01 / FOCUSED
One job, done properly
Clear tools with a defined purpose, without the clutter of a sprawling suite.
Independent software company
Small tools.
Serious work.
Evernivo builds focused desktop software that turns demanding file workflows into calm, dependable experiences.
Verified local processing
How we build
Useful by design.
We keep the product surface focused, make safety visible, and treat your data with the care serious work deserves.
02 / LOCAL
Your files stay with you
Sheet Zipper performs workbook processing on your computer, not on a remote upload service.
03 / VERIFIABLE
Trust through checks
Outputs are inspected and verified before they are published to their final destination.
Our first product
Sheet Zipper
Analyze, optimize, archive, and restore large Excel workbooks without uploading them.
See how it works
Built for confidence
Quietly rigorous.
✓
Originals are preserved
The source workbook is never overwritten by an optimization, archive, or restore operation.
✓
Failures stay contained
Temporary outputs are cleaned up, and final files appear only after verification succeeds.
✓
Support has a real address
Questions and private reports can go directly to support@evernivo.com.