Translation QA tool

Check Translation Placeholders, Tags, Numbers, and URLs

Compare source and translated strings without judging language quality. The deterministic report catches placeholders and non-translatable tokens that must remain consistent.

No upload Free to use Works on mobile

Document tool

Translation Placeholder Checker

Options

Translation QA report

0 results

How to use Translation Placeholder Checker

1

Paste source and translation

Use one string, multiple lines, subtitle segments, or copied resource values.

2

Extract protected tokens

Variables, printf tokens, HTML tags, numbers, URLs, and emails are compared.

3

Resolve mismatches

The report lists missing, extra, and changed non-translatable tokens.

Common uses

App localization

Verify placeholders in interface and message translations.

Email and web content

Check links, tags, amounts, and dates in translated templates.

Subtitle QA

Find changed numbers and mismatched line-level tokens.

Translation Placeholder Checker FAQ

Is Translation Placeholder Checker free to use? +

Yes. Translation Placeholder Checker is free to use without an account or usage meter.

Is my data uploaded or stored? +

No. The processing for this tool runs locally in your browser. Entered content is not sent to our server.

Does this check translation grammar? +

No. It checks deterministic tokens and structure. Linguistic accuracy still requires a translator or language-quality process.

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