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CodeClassify — Startup Profile
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CodeClassify

Check digits, UPC↔EAN conversion, ISBN, IBAN validation and bulk barcode checks. Free, instant, no sign-up.

Marketing & ContentEstimated

Astracia Signal Score

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Not enough public signals for a score yet. Missing signals are not a sign of weakness.

About the startup

Check digits, UPC↔EAN conversion, ISBN, IBAN validation and bulk barcode checks. Free, instant, no sign-up.

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Story

Buffer's first paying customer arrived four days after a seven-week build

Joel Gascoigne validated Buffer with a two-page landing flow, spent seven weeks of evenings and weekends on a minimal product, launched on 30 November 2010, and recorded a first paying customer within four days.

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