Clicksign vs ZapSign
We compare Clicksign and ZapSign with data taken from each one's official site. Both offer E-signature and API tools.
Clicksign
Electronic signing and document automation for businesses in Brazil
Made in Brazil
ZapSign
Electronic signing by phone and WhatsApp, with a free plan of 3 documents a month
Made in Brazil
Side by side
Data taken from each product's official site, with source and date on each listing. "—" means we don't have the data verified, not that the product lacks it; "Not published", that we checked its pricing page and it shows none. Web traffic is the site's place in the Tranco list of the world's most visited sites; the year online is its first capture in the Wayback Machine.
| Field | Clicksign | ZapSign |
|---|---|---|
| Category | Legal & privacy | Legal & privacy |
| Made in | Brazil | Brazil |
| Business model | Paid | Freemium |
| Starting price | BRL 69/mo | Not stated |
| Free plan | Not stated | Yes |
| Built for | Not stated | Freelancers and Small businesses |
| Platforms | Web, WhatsApp, and API | Web, WhatsApp, and API |
| Regulation and standards | iso_27001 | iso_27001 |
Features
- Both
- E-signature and API tools
- Only Clicksign
- Document management
- Only ZapSign
- None
About Clicksign
Clicksign is a Brazilian platform for collecting legally valid electronic signatures and automating documents. Documents are sent by email or WhatsApp depending on the plan, the signing order can be set, and a digital certificate, biometrics or a selfie can be required. It has an API for integrating with other systems, batch signing and AI features on higher plans. Plans are chosen by the number of documents per month.
Verified on November 5, 2026
See the Clicksign listing →About ZapSign
ZapSign is a Brazilian electronic signature platform. You upload a file or template, set the signing sequence and share the link by email or WhatsApp. It offers authentication by selfie, ID document, token and facial biometrics, automatic reminders, an audit trail and API integrations. It also operates as an ICP-Brasil certificate authority and connects to ChatGPT and Claude over MCP on team plans.
Verified on November 5, 2026
See the ZapSign listing →How we compare
We suggest comparisons between products that share features. Every data point comes from the product's official site, with its source and date on the listing. No payment changes what's shown here.