Open Large Files
View 10GB+ CSV files, inspect columns, search records, and work locally without upload delays.
View solutionDataOlllo Solutions
Pick the local data workflow that matches your file.
DataOlllo helps you open, clean, filter, merge, summarize, and analyze large datasets on your own device, especially when the file is too large or too sensitive to upload.
Core workflows
Start here when you know what needs to happen to the file.
Clean Messy Data
Fix exports, remove duplicates, select useful columns, and prepare datasets for reporting.
View solutionFilter Records
Drill into millions of rows by values, ranges, text patterns, and the fields that matter.
View solutionMerge Datasets
Combine multiple CSV exports, align columns, append files, and create one analysis-ready output.
View solutionGroup and Summarize
Count, group, aggregate, and summarize large datasets without writing scripts.
View solutionPrivacy-First Processing
Keep raw files on your device for sensitive workflows, controlled data, and upload-limited files.
View solutionIndustry workflows
Common ways teams use DataOlllo for recurring operational analysis.
Marketing Reports
Merge campaign exports, normalize fields, and prepare multi-channel performance reports.
View solutionFinance Reconciliation
Compare statements, payment exports, and transaction records to find mismatches quickly.
View solutionE-commerce Operations
Analyze inventory, orders, returns, and sales files across marketplaces and storefronts.
View solutionHealthcare Data
Review patient-related exports locally while keeping sensitive data under your control.
View solutionLife Sciences
Explore wide research datasets, genomic tables, and clinical data without cloud upload risk.
View solutionDeveloper Logs
Search, filter, parse, and summarize large JSON or log files with visual workflows.
View solutionBehavior Analytics
Study high-volume event data, user journeys, and product behavior in local workflows.
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