> For the complete documentation index, see [llms.txt](https://docs.emudhradigital.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emudhradigital.com/help-center/integrations/integration-options.md).

# Integration Options

| Option                            | Use when                               | Guide                                                                                                                                               |
| --------------------------------- | -------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------- |
| Web redirect                      | Web portals                            | [Integration Models](https://emudhra-documents.gitbook.io/esign-and-signing-services/documentation/esign-v2-online-aadhaar-ekyc/integration-models) |
| Web-to-App (Android / iOS intent) | Mobile web needing biometric or face   | [Integration Models](https://emudhra-documents.gitbook.io/esign-and-signing-services/documentation/esign-v2-online-aadhaar-ekyc/integration-models) |
| App-to-App / Embedded SDK         | Native apps                            | [Integration Models](https://emudhra-documents.gitbook.io/esign-and-signing-services/documentation/esign-v2-online-aadhaar-ekyc/integration-models) |
| eSign v3 asynchronous API         | Registered signers, multiple documents | [eSign v3 API](https://emudhra-documents.gitbook.io/esign-and-signing-services/api-reference/)                                                      |
| Remote Signing API                | Bulk organisational signing            | [Remote Signing API](https://emudhra-documents.gitbook.io/esign-and-signing-services/api-reference/)                                                |
| emSigner                          | No ASP integration                     | Contact eMudhra                                                                                                                                     |