p(x)Card vs ZEST Client
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
ZEST Client
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Privacy, Storage, and Security at Your Fingertips Enhance your digital life with the ZEST Client App, designed to let you easily access cloud storage and VPN services from your personal ZEST server. This powerful app provides a seamless connection to your dedicated server, enabling you to manage your data and protect your online activities directly from your mobile device. Key Features: Secure Cloud Storage: Access and manage your files safely on your personal ZEST server with top-tier encryption. Private VPN Access: Connect to the internet securely and maintain your privacy using your own server’s VPN. Effortless Integration: Streamline your experience with a simple interface that connects directly to your ZEST server. Ultimate Control: Take charge of your data and online privacy with comprehensive settings and preferences. Round-the-Clock Support: Our responsive support team is ready to assist you anytime to ensure a smooth and secure user experience. Why Choose the ZEST App? With the ZEST Companion App, your privacy is paramount. Store your personal files securely and browse the internet with confidence, knowing that you are backed by the reliability and security of your ZEST server. Whether you’re safeguarding sensitive information or seeking a more secure way to access the web, our app makes it simple and accessible. Download the ZEST App today and transform your approach to online privacy and data management!
Screenshots
Verdict
The clearest difference is iOS requirement: p(x)Card at 13.0 against ZEST Client's 17.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
p(x)Card ships an update monthly, ZEST Client every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | p(x)Card | ZEST Client |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 104 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | FUNCTION X FOUNDATION | ZEST Inc. (US) |
In-app purchases
p(x)Card
No in-app purchases
ZEST Client
No in-app purchases









