Comparison

p(x)Card vs Syfra

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

Syfra

This app provides a secure, offline method for backing up sensitive phrases. It uses military-grade encryption and an open-source design to protect against physical and digital threats, ensuring your keys are under your control.

Highlights
  • Offline storage
  • Seed phrase backup
  • AES-256 encryption
  • Open-source design
  • Tamper-proof
  • Water damage resistant
Features
Read full description

Syfra offers a highly secure, offline solution for storing your seed phrases, providing robust protection against water damage, tampering, and digital threats. Featuring an open-source design and AES-256 military-grade encryption, Syfra ensures that your private keys remain fully secure and under your exclusive control.

Screenshots

p(x)Card4 screens
Syfra4 screens

Verdict

The call

The clearest difference is rating: Syfra at 5.0 against p(x)Card's 3.7. Syfra also leads on update cadence (every 2 weeks vs monthly). p(x)Card's advantage is ratings volume (3 vs 1) and iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Syfra 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, Syfra every 2 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
p(x)Card versus Syfra: the parameters behind the verdict, then further details
Parameterp(x)CardSyfra
PriceFreeFree
Rating3.7 (3 ratings)5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings3 — better1
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size104 MB24 MB
Age rating4+4+
DeveloperFUNCTION X FOUNDATIONSergiu Bulat

Customer experience

p(x)Card

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

Syfra

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

None

Syfra

No in-app purchases

Questions

Is p(x)Card free?
p(x)Card is free to download, with no in-app purchases.
Is Syfra free?
Syfra is free to download, with no in-app purchases.
Which has better reviews, p(x)Card or Syfra?
Syfra is rated higher. p(x)Card averages 3.7 out of 5 from 3 ratings, while Syfra averages 5.0 from 1 ratings.
Do p(x)Card or Syfra have ads?
Neither p(x)Card nor Syfra shows ads.
Which is updated more often, p(x)Card or Syfra?
p(x)Card ships an update monthly, and Syfra every 2 weeks. Most recently, p(x)Card was updated on October 24, 2026 and Syfra on October 14, 2026.

Other comparisons