Comparison

p(x)Card vs Authenticator · AuthKit

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

Head to head
About

p(x)Card

Securely store and manage your cryptocurrency and NFTs with this hardware wallet solution. It keeps your private key offline on a card, simplifying crypto payments and asset management. Supports multiple blockchain networks for on-the-go transactions.

Highlights
  • Self-custody hardware wallet
  • Stores private key offline on a card
  • Supports multiple blockchain networks
  • Authorize crypto payments
  • Manage cryptocurrencies and NFTs
  • NFC transaction signing
Features
Read full description

Are you looking for the piece of paper where you wrote the private key? Now you have an easier option to store your crypto. Introducing p(x)Card. Built upon Function X and Infineon technologies SECORA™ Blockchain security solution, p(x)Card is an easy-to-use self-custody hardware wallet supporting multiple blockchain networks. The card is the private key itself. p(x)Card keeps your private key contained in your card and stays offline like your cold storage wallet. No more complicated settings. Users can use p(x)Card to authorize crypto payment or store NFTs via p(x)Card app or XPOS point-of-sale platform developed by Pundi X Labs. Cryptocurrencies and NFTs, all in one card! This app enables the p(x)Card users to sign transactions using NFC technology. The hardware wallet card is equipped with Infineon’s field-proven security chip featuring Integrity Guard security technology, supporting Global Platform Secure Channel Protocol 03 (SCP03) for secure authentication and encrypted communication. You can manage both your cryptocurrencies & NFTs using p(x)Card App: *Check the assets purchased via XPOS and stored in your card wallet *Transfer your assets from/to your another blockchain wallet. *You can also find all stores available to pay/purchase with your p(x)Card nearby. Everything is on the go. List of supported blockchain networks - Binance Smart Chain - Ethereum - f(x)Core - Polygon - Tron

About

Authenticator · AuthKit

Securely store passwords, 2FA codes, credit cards, and various documents with end-to-end encryption. This app offers an organized vault for your digital identity, accessible without an account and syncing privately via iCloud Keychain.

Highlights
  • End-to-end encrypted vault
  • Stores 22+ item types
  • TOTP code generation
  • Password and passkey autofill
  • Credit card preview
  • Secure notes and file attachments
  • iCloud Keychain sync
Features
Read full description

Auth Kit is a secure vault for passwords, 2FA codes, credit cards, passkeys, and 22+ item types — with credentials protected by Apple Keychain on iPhone and iPad. More than an authenticator. Store your credit cards, bank accounts, passports, driver licenses, SSH keys, crypto wallets, software licenses, medical records, and more — alongside your passwords and 2FA codes, in one app. No account required. Synchronizable credentials can sync through iCloud Keychain when enabled. Attachments remain local to the device. KEY FEATURES SECURE VAULT — 22 ITEM TYPES • Credit cards with live card preview & auto brand detection • Bank accounts, crypto wallets & rewards programs • Passports, driver licenses & identity documents • SSH keys, API credentials, servers & databases • Software licenses, medical records & secure notes • File attachments — scan documents, snap photos or import files AUTHENTICATOR & OTP • Generate TOTP codes for all your accounts • Scan QR codes or enter setup keys manually • One-tap code copy with visual countdown timer • AutoFill support for one-time codes PASSWORDS & PASSKEYS • Securely store and autofill passwords • Password generator with strength indicator • Passkey support for password-free authentication • AutoFill in Safari and apps FAVORITES & SEARCH • Star items for instant access in the Favorites tab • Global search across all passwords, codes, cards & documents • Swipe to favorite from any list SECURITY & PRIVACY • Credentials protected by Apple Keychain • Face ID & Touch ID protection • Encrypted iCloud Keychain sync • No AuthKit account required. No ads. DESIGNED FOR iOS & iPadOS • Native SwiftUI interface • Dark mode support • iOS AutoFill integration • Siri Shortcuts support • Home screen widgets with live 2FA codes • Import from Google Authenticator, 1Password & LastPass Auth Kit keeps your digital life secure, organized, and private — passwords, cards, keys, and documents in one vault. Download now and take control of your online security. Terms of Use: https://asapps.studio/authkit-terms-of-use DATA AND BACKUP Synchronizable credentials can sync through iCloud Keychain when enabled. File attachments remain on the device where they were added. JSON/CSV exports include passwords and 2FA codes only; they do not include passkeys, other secure item types, or attachments. Keep independent recovery methods for your accounts. AuthKit uses Firebase for product analytics and diagnostics and RevenueCat for subscription management. See our privacy policy for details.

Screenshots

p(x)Card4 screens
Authenticator · AuthKit4 screens

Verdict

The call

The clearest difference is rating: Authenticator · AuthKit at 5.0 against p(x)Card's 3.7. Authenticator · AuthKit also leads on device support (4 vs 2). p(x)Card's advantage is in-app purchases (none vs 3) and ratings volume (3 vs 1). On price, update cadence, ads and monetization model 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. Authenticator · AuthKit sells 3 in-app purchases, starting at $1.99 per 7 days. p(x)Card asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Authenticator · AuthKit holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

p(x)Card ships an update monthly, Authenticator · AuthKit every 5 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
p(x)Card versus Authenticator · AuthKit: the parameters behind the verdict, then further details
Parameterp(x)CardAuthenticator · AuthKit
PriceFreeFree
Rating3.7 (3 ratings)5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings3 — better1
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, Mac, Apple Watch — better
Requires iOS13.0 — better17.6
Further details — not scored
Size104 MB123 MB
Age rating4+4+
DeveloperFUNCTION X FOUNDATIONNaser Daliribejindi

Customer experience

p(x)Card

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

Authenticator · AuthKit

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

p(x)Card

No in-app purchases

3 purchases

Authenticator · AuthKit

Subscriptions3
  • Weekly$1.997 Days
  • Monthly$4.991 Month
  • Yearly$29.991 Year

Questions

Is p(x)Card free?
p(x)Card is free to download, with no in-app purchases.
Is Authenticator · AuthKit free?
Authenticator · AuthKit is free to download, with in-app purchases available.
Which has better reviews, p(x)Card or Authenticator · AuthKit?
Authenticator · AuthKit is rated higher. p(x)Card averages 3.7 out of 5 from 3 ratings, while Authenticator · AuthKit averages 5.0 from 1 ratings.
Do p(x)Card or Authenticator · AuthKit have ads?
Neither p(x)Card nor Authenticator · AuthKit shows ads.
Which is updated more often, p(x)Card or Authenticator · AuthKit?
p(x)Card ships an update monthly, and Authenticator · AuthKit every 5 weeks. Most recently, p(x)Card was updated on October 24, 2026 and Authenticator · AuthKit on October 31, 2026.

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