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Interzoid · Excel Guide

Detect the Language of Survey Responses in an Excel workbook

2026-05-15
5 min read

The Scenario

Three thousand open-ended survey responses landed in Excel from a global campaign. You're a customer experience analyst. The responses are in multiple languages — respondents wrote in whatever felt natural. Before you can route them to the right regional team for follow-up, you need to know which language each response is in. Regional teams cover English, Spanish, French, German, and Portuguese. Everything else needs to go to a translation step first. The routing is needed by end of day.

The bad version:

  • Read each response and identify the language by eye — workable for 50, not 3,000.
  • Write a formula checking for common Spanish words — returns false positives constantly because "es" and "de" also appear in English.
  • Export to a translation API that charges per character for detection calls you don't need translations for.

The regional team leads are waiting. The backlog is building.

The Easy Way: One Prompt in SheetXAI

SheetXAI reads your Excel workbook and calls Interzoid's language detection API for every response.

For each text string in column B, use Interzoid to detect its language and write the language name and ISO code to columns C and D.

What You Get

  • Column C: detected language name per response.
  • Column D: ISO 639-1 language code.
  • A workbook ready for routing — filter by column D to create per-language response batches for each regional team.
  • Non-team-language responses flagged for the translation step before routing.

What If the Data Is Not Quite Ready

Some responses are very short — detection may be unreliable

For each text in column B, check the character count first. If fewer than 20 characters, write 'TOO SHORT' in column C and skip Interzoid. For longer responses, call Interzoid to detect the language and write the name and ISO code to columns C and D.

You want to see only non-English responses immediately

Identify the language of every comment in column A using Interzoid and write the detected language to column B, then add a filter showing only non-English responses.

You need confidence score to flag ambiguous detections

For each text in column B, call Interzoid's language detection tool and write the language name to column C, ISO code to column D, and detection confidence score to column E. Flag rows where confidence is below 70 as 'LOW CONFIDENCE' in column F.

Full classification + routing in one shot

For each response in column B: skip entries fewer than 20 characters (flag as 'TOO SHORT' in column C). For the rest, call Interzoid to detect the language and write name to column C and ISO code to column D. Create five filtered output worksheets — English, Spanish, French, German, Portuguese — and put all other languages into an 'Other' worksheet flagged for translation before routing.

The regional leads get their batches. The routing backlog clears by end of day.

Try It

Get the 7-day free trial of SheetXAI and open your survey response workbook — ask SheetXAI to detect the language for each response in column B before you route to regional teams. Then see the spoke on bulk translating supplier notes to English, or the full Interzoid integration overview.

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