One file. Three explainable checks.

Brand Preflight

Inspect the production readiness of a logo before creating icons, social assets, or a brand handoff. The analysis stays in this browser and every result can be reviewed.

  1. 01GradeFile and small-size readiness
  2. 02ExtractDominant HEX palette
  3. 03TestEditable WCAG contrast
Private by design. Your image is analyzed locally in this browser. It is not uploaded or stored.
01 / Use it for

Technical brand-asset QA

Use the results to catch low resolution, missing transparency, uncontrolled color complexity, weak light or dark combinations, excessive file weight, and small-size legibility problems before handoff.

02 / Do not use it for

Legal or creative approval

A strong technical score does not prove originality, ownership, trademark availability, accessibility in every final context, or permission to publish. Those decisions require appropriate human review.

Local processing. Tool uploads stay in this browser and are not stored by SimilarLogo.
Explainable checks. Results come from visible technical rules, not invented AI confidence.
Your file only. These tools do not compare uploads against an unapproved public-logo corpus.
Human review remains essential. Technical results are not legal, trademark, or creative approval.