Stop Losing Hours to Browser Crashes
Upload to Google Sheets with no row limits.
No frozen tabs. No lost work. No coding.
Server-side processing means your browser stays free while we do the heavy lifting.
No credit card required • Google sign-in • Ready in 30 seconds
sales_data_2024.csv
47,832 rows • 12 columns
Processing... 78% complete • ~30 sec remaining
47,832
Rows uploading
0%
Browser CPU
~2min
Total time
Backed up
Auto rollback ready
Sound Familiar?
Every Google Sheets power user hits these walls
You paste 10,000 rows and Chrome freezes. You wait 5 minutes, then force-quit.
You split your 20,000 row file into 40 parts. Two hours later, you're still going.
33 more batches to go...
IMPORTDATA times out. Apps Script hits quotas. Corrupted formulas everywhere.
There's a better way. A much better way.
Three Steps. Two Minutes. Done.
No coding. No setup. No learning curve.
Drag & drop your CSV or Excel file. We handle massive datasets.
Drop file here
CSV, XLSX, XLS
sales_q4_2024.xlsx
47,832 rows
Match your columns to Sheet headers. Preview before import.
Close your browser. Your data appears in Google Sheets.
Upload Complete!
47,832 rows added to your sheet
Built for Serious Data Work
Everything you need to import large files reliably — without the crashes, freezes, or lost work.
Server-Side Processing
Your file uploads to our servers. We process it there, not in your browser. Zero memory issues.
Formulas Preserved
Your repeating formulas auto-apply to new rows. No more calculation crashes.
Background Processing
Start an upload and close your browser. We'll keep processing. Come back when done.
CSV & Excel Ready
Drop .csv, .xlsx, or .xls files. We parse them automatically — no configuration needed.
Smart Column Mapping
We auto-detect your columns and suggest matches. Preview exactly what will import.
No Row Limits
Handle massive datasets that would crash your browser. Pro users get priority processing.
Automatic Backup & Rollback
We backup your sheet before every import. If anything fails, we restore it automatically.
Trusted by Data Teams
Join thousands who've ditched the copy-paste nightmare
127K+
Files Uploaded
2.4M+
Rows Processed
99.9%
Success Rate
<2min
Avg Upload Time
"I used to spend 2 hours every Monday importing our weekly sales data. Now it takes 2 minutes. Game changer."
Sarah M.
Operations Manager
"Finally, no more 'Page Unresponsive' errors. I can import 40K rows and my laptop doesn't even notice."
James K.
Data Analyst
"The automatic rollback saved me once. Import failed halfway and my original data was restored instantly. Worth every penny."
Alex L.
Finance Lead
Simple Pricing. No Surprises.
Start free. Upgrade when you need more power.
- 10 uploads per month
- Up to 5,000 rows per upload
- CSV & Excel support
- Automatic column mapping
- Backup & rollback protection
- Unlimited uploads
- Up to ∞ rows per upload
- 2x faster priority processing (~30 sec)
- Everything in Free
- Priority email support
30-day money-back guarantee. Cancel anytime.
Frequently Asked Questions
Everything you need to know about SmoothSheet.
Ready to Stop Fighting Your Browser?
Join 2,800+ users who've made Google Sheets imports painless. Your first upload is free.
Start Your Free UploadNo credit card • Google sign-in • Ready in 30 seconds