Find the exact rows to review.
EMPTY CELL | record=3 | column=2\nEXACT DUPLICATE | record=5 | first_record=4
Includes column-level diagnostics and up to 200 flagged locations. These are review candidates, not automatically corrected records.
DATA SANITY ENGINE / 01
Know what's wrong with your data before it costs you time.
Paste CSV text or choose a CSV file. Find missing cells and exact duplicates in your browser, free and without uploading the source data. One-time paid reports are optional after analyzing your own CSV. No signup or sales call.
TRY FOR FREE→CHOOSE €5 OR €29VERIFY PAYMENT & DOWNLOAD
DEEP REPORT · €5 ONE-TIME
UPLOAD YOUR CSV FIRST Column diagnostics plus record and column locations for missing cells, exact duplicates and outlier candidates. Includes up to 200 flagged locations.
ACTIONDECISION PACK · €29 ONE-TIME
UPLOAD YOUR CSV FIRST The deep diagnostic plus a prioritized action plan, owner roles and acceptance checks. Delivered locally after verified payment.
MicroVault is the product name. Stripe Checkout displays the merchant name SMOKYCHARLY. Before paying, review the seller's legal details. After payment, Stripe returns you to MicroVault to verify your purchase and unlock the report.
NO MESSAGES REQUIRED·ONE-TIME PURCHASE
01INPUT
CSV · , ; TAB · MAX 2 MBRuns on this device, no data upload. Paste a real CSV with headers and data; fictional built-in demos remain free-only. Max 100,000 characters.
See a real example of missing cells and duplicate rows before buying.
LOCAL ANALYSIS · YOUR DATA STAYS ON YOUR DEVICE
02SIGNAL
WAITING FOR INPUTTHE REPORT APPEARS HEREInstant structural diagnostics. Nothing leaves your browser.
BEFORE YOU BUY / ACTUAL OUTPUT FORMAT
One repeated row. One missing cell. See the evidence yourself.
This is an intentionally fictional CSV dataset, not a customer case study. The counts below come from the very same CSV parser that powers the free tool. Run it yourself before deciding whether an optional paid report would be useful for your own file.
4Sample data rows
1Exact duplicate row
1Missing cell
How to reproduce: run the public sample in MicroVault. You will see these counts and can inspect the free summary. Real business errors, saved time, customers and sales are not claimed.
Turn the findings into a review plan.
HIGH | Data steward: review duplicates\nHIGH | Source owner: explain empty cells\nMEDIUM | Re-run audit after corrections
Includes the detailed report, prioritized follow-up actions, owner roles and acceptance checks. No external consultant or automated data repair is included.
ONE FILE → ONE CLEAR DIAGNOSIS
See the important problems first, without uploading your data or signing up for another dashboard. Scan for free, then pay once only when you want more depth or an action-ready decision pack.
free scan €5 deep report €29 decision pack no account
Explore FUNGI UNIVERSE — live public CSV problem signals and practical solutions →
Free CSV quality checklist: duplicates, missing values and pre-import checks →
CSV-Datei kostenlos auf Duplikate und fehlende Werte prüfen – Anleitung auf Deutsch →
CSV fehlende Werte prüfen: kostenloses Beispiel und Anleitung →
NEED MORE THAN A CSV CHECK?
If data checks are becoming a recurring business process, PHI NEXUS offers a separate, human-guided 30-minute discovery to map one AI or automation workflow, review its key control risks, and identify a realistic next step. No implementation or security certification is included.
DISCOVER WORKFLOW REVIEW · €99 OPTIONAL SERVICE · MICROVAULT REMAINS FREE TO TRY