The best alternatives to Certopus are TruePic, CertifyMe, and Slack.fyi. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
CertifyMe.Online enables Event Marketers and training managers to Automate their Credential issuing process and help Maximize their Brand presence. - Verifiable Digital Badges and Certificates - Maximize Brand presence. 50+ social media platforms integration
The definitive list of popular Slack apps and the regulatory compliances they meet. For those evaluating products built on Slack, this is the easiest way to access privacy policies, TOS and verify which certifications these vendors have.
Give my certificate is a platform for organisations to create, generate and send verifiable documents and certificates. - 15+ years validity of the verifiable certificate - Complete certificate automation with API's - Mobile App for the users
Unmodify let's you redesign your Cowin certificate. Made for fun. Don't take this seriously. The QR code is legit and verifiable. No other details of your certificate are modified except the image. No private information is stored.
Covcheck is a Flutter app designed to view and validate EU Digital COVID Certificates, including vaccination status, testing results and recovery status. It extracts the data as well as verifies the signature of the QR code.