Self – zk Passport & Identity

4.0
175 reviews
10K+
Downloads
Content rating
Everyone
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About this app

"Self aims to make digital identity open, portable & private." — @Ethereum
"Show proof. Share nothing." — @WalletConnect

Self is your zk-powered digital passport and proof of humanity. The leading privacy-preserving identity app built for a more human internet.

With Self, you can create and manage a portable identity secured by zero-knowledge proofs (ZKPs) — the same cryptography used in the most advanced Web3 and digital identity systems. Verify your identity once and prove it anywhere — unlock access to Web3 and beyond without sharing unnecessary personal data.

Stay in control of your sensitive data while proving you’re human — not a bot. Prove your Self.

Key Features

zk PASSPORT
Your reusable, privacy-preserving digital ID for secure sign-ins and verification across apps.

PROOF OF HUMANITY
Prove you’re real without exposing personal details — defend against bots, fakes, and fraud.

Web3 ACCESS
Seamless onboarding to apps, wallets, and DeFi protocols using your Self Passport.

PRIVACY FIRST
All proofs are generated locally on your device — your data stays with you, never on a server.

ONE-TAP VERIFICATION
Reusable zk proofs make onboarding to new apps fast, safe, and consistent.

AADHAAR SUPPORT (India)
Verify your identity instantly using Aadhaar credentials.

Why Self
- Protect yourself against bots, fakes, and identity fraud
- Own your verified identity in Web3 and across the internet
- Build trust while staying private — verify once, reuse everywhere
- Join a growing ecosystem of zk-powered apps and builders

Use Self For
- Logging in with proof you’re human
- Verifying identity without exposing personal data
- Unlocking access to crypto, DeFi, NFTs, and Web3 services
- Building digital trust with your portable zk Passport
Updated on
Feb 11, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, App activity, and Device or other IDs
Data is encrypted in transit

Ratings and reviews

4.0
174 reviews
Clinton Vega
January 14, 2026
This makes verification easy. It’s still new, so I’m slowly exploring the app, and you should give it a try as well.
1 person found this review helpful
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HAL
February 15, 2026
Terrible. it does NOT work. As a developer building with this Self Protocol, it has not been possible to scan NFC, verify or implement this tool. I have lost many time and congrats because of this. The "tech support" team has always given incorrect "solutions", no one is responsible for the product. 💩
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Bad Luck
November 24, 2025
Smart Card Scanner is 3rd class system ...Not work Automatic Scan Id card Lol 😆😆😆 Worst Wallet. i am trying to kyc on my Smart NID card in 3 Days , but still not recognize This worst app 😄
6 people found this review helpful
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What’s new

- new: notion feedback form
- bugfix: hide unregistered documents from proving document selection screen
- bugfix: OCR error Document type
- bugfix: disable Strongbox by default to improve keychain stability
- debug: nfc debug logging option