Comparison

Polygon ID vs FheID

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Polygon ID

Create and manage your self-sovereign digital identity. Prove access rights and reputation privately using zero-knowledge cryptography. Access web3 and web2 services with secure, private on-chain verifications.

Highlights
  • Create and manage digital identity
  • Prove access rights privately
  • Manage verifiable claims
  • Generate private proofs
  • Secure authentication (biometrics/PIN)
  • Identity recovery with seed phrase
Read full description

Polygon ID enables you to create and manage your own self-sovereign digital identity. Prove your access rights and reputation without revealing any of your personal information. Manage verifiable claims about your identity and generate private proofs for digital interactions. Polygon ID is an open-source and private by default identity system based on zero-knowledge cryptography (zkSNARK). With the Polygon ID app, you will have access to web3 and web2 services and the ability for private on-chain verifications. Convenient control: - Secure authentication with biometrics or a 6-digit PIN - Identity recovery with seed phrase mechanism Obtaining claims: - Scan an issuer’s QR code - Follow the steps to connect your identity with the issuer and retrieve your claims - Store and manage your claims from your wallet Presenting your private proofs: - Scan a verifier’s QR code - Accept the proof request presented in your wallet - Generate and share the private proof of your claims with the verifier.

About

FheID

This app uses biometric verification to confirm your human likeness, safeguarding digital identities from bots. It allows access to services and rewards by validating authenticity without sharing personal data. Unique NFTs are created upon successful verification.

Highlights
  • Human likeness verification
  • Digital identity protection
  • NFT creation
  • Enhanced privacy with FHE
  • Airdrop eligibility
  • Secure biometric validation
Features
Read full description

Leveraging Proof of Humanity (PoH) technology, the FheID app confirms your human likeness, safeguarding your digital identity against bots and AI impersonations. Human Likeness, Not Identity: Secure your presence on Web3 and Web2 platforms without compromising personal details. With the FheID app, validate your biometric data in real time using your phone's camera. Access services, airdrops, and rewards across various apps by simply confirming your authenticity as a real person, without disclosing any personal information like your name, email, or sensitive biometric details. Unique NFT Creation: Validate your human likeness through facial biometrics to generate a unique NFT—your personalized proof of human identity. Enhanced Privacy with FHE: Instead of transmitting original images, our app transforms your facial features into encrypted vectors right on your device. These vectors, securely encrypted using your client key, are sent to our Privasea network's fortified servers. This process ensures that your original images remain confidential, fostering trust in our Privasea AI computation. Airdrops: Earn exclusive airdrops by validating your human likeness, ensuring that only real users, not bots, receive rewards. Security: Our platform is fortified with Fully Homomorphic Encryption (FHE), a cutting-edge post quantum cryptography technology that offers unrivaled security, protecting your private and personal information. Absolute Privacy: Our encryption safeguards ensure that your data, whether biometric or otherwise, remains encrypted from the moment it leaves your device. So secure, in fact, that even we cannot access your private information.

Screenshots

Polygon ID4 screens
FheID4 screens

Verdict

The call

The clearest difference is review sentiment: Polygon ID at 100% against FheID's 14%. Polygon ID also leads on rating (4.3 vs 2.9) and in-app purchases (none vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. FheID sells 1 one-off in-app purchase. Polygon ID asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Polygon ID holds the better App Store score, 4.3 against 2.9. Both are backed by a comparable volume of ratings — 7 and 18 respectively. Written reviews point the same way: 100% of Polygon ID's written reviews are positive against 14% of FheID's.

UpkeepUpdate frequency

Polygon ID ships an update every 3 weeks, FheID every 2 weeks. The most recent releases landed on June 6, 2026 and June 5, 2026 respectively.

Scorecard4 real differences · 6 level
Polygon ID versus FheID: the parameters behind the verdict, then further details
ParameterPolygon IDFheID
PriceFreeFree
Rating4.3 (7 ratings) — better2.9 (18 ratings)
Positive reviews100.0% of reviews — better14.3% of reviews
Number of ratings718 — better
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.014
Further details — not scored
Size156 MB411 MB
Age rating4+9+
DeveloperZKID Labs AGPrivasea AB

Customer experience

Polygon ID

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

FheID

All ratings18 ratings
Positive38.9%
Neutral16.7%
Negative44.4%
Written reviews7 reviews
Positive14.3%
Neutral14.3%
Negative71.4%

In-app purchases

None

Polygon ID

No in-app purchases

1 purchases

FheID

One-time1
  • Create NFT$3.99

Questions

Is Polygon ID free?
Polygon ID is free to download, with no in-app purchases.
Is FheID free?
FheID is free to download, with in-app purchases available.
Which has better reviews, Polygon ID or FheID?
Polygon ID is rated higher. Polygon ID averages 4.3 out of 5 from 7 ratings, while FheID averages 2.9 from 18 ratings.
Do Polygon ID or FheID have ads?
Neither Polygon ID nor FheID shows ads.
Which is updated more often, Polygon ID or FheID?
Polygon ID ships an update every 3 weeks, and FheID every 2 weeks. Most recently, Polygon ID was updated on June 6, 2026 and FheID on June 5, 2026.

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