# Satodime — By Satochip

> Smart card companion for secure cryptocurrency storage and management. (iPhone/iPad app by Satochip.)

- Source: https://appshunter.io/ios/app/satodime/id1672273462 (this page in markdown: same URL + `.md`)
- Developer: [Satochip](https://appshunter.io/developer/1671023937)
- Category: Utilities
- Price: Free
- Rating: 3.00/5 from 2 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 31 MB
- Languages: American English, French (France), German (Germany), European Spanish
- Released: 2023-05-01
- Data updated: 2026-07-28
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/satodime/id1672273462/reviews.md

## What is Satodime?

This application is the perfect companion to your Satodime smart card, allowing you to physically store, manage and exchange your crypto-currencies.

Satodime is the easiest and fastest way to protect your crypto-currencies or other cryptographic assets on cold storage. In a few clicks, create up to 3 vaults per card to store your favorite tokens. Exchange your crypto-currencies and NFTs as you would a banknote without the need for a trusted third party, off-chain. Your vault's private keys are stored and sealed in the chip's secure memory offering added security.


Specifications: 

- No account registration or KYC: scan your card via NFC and operate autonomously. 
- Multi-crypto support: BTC, XCP, BCH, LTC, MATIC, ETH and ERC-20 and ERC-721 tokens (NFT).
- Follow in real time the status of your balances and the price (EUR, USD,...).
- The application does not store any sensitive information.
- No personal data is collected.
- The application is open-source.



Features: 

- Create up to 3 vaults on a single card.
- Create a vault in a few clicks (SEAL) and view its content directly.
- Deposit your crypto-currencies on this vault easily (deposit address in QR code format).
- Retrieve the private key of your vault in a few clicks (UNSEAL). 
- The application allows you to easily export all the most common private key formats (standard, WIF...).
- Delete a vault in a few clicks (RESET). You can reuse your card over and over again (SEAL-UNSEAL-RESET).
- The expert mode allows you to use the Testnet, to display additional information and to provide the entropy used to generate the key pairs.


Note: Satodime is a product of Satochip S.R.L., Satodime does not sell or provide crypto-currency in any form.

## Key features

- Secure cold storage for crypto assets
- Create and manage up to 3 vaults per card
- Deposit and retrieve crypto with QR codes
- Off-chain exchange of cryptocurrencies and NFTs
- No account registration or KYC required
- Multi-crypto support including tokens and NFTs
- Real-time balance and price tracking

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/satodime/id1672273462/reviews.md

### 5/5 — Super reliable

*2025-04-19, version 0.2.6*

Amazing product , very easy for beginners and useful for advanced users. Great UX I highly recommend for those looking for a way to have a small discrete bitcoin bearer device or anyone starting their journey. NFC connectivity is seamless , works like a charm.

### 1/5 — NFC doesn’t work

*2024-08-04*

I spent an hour sitting here like a fool trying to “easily” get the Satodime to accept - NOTHING

### 2/5 — Spotty NFC connections

*2024-08-01, version 0.2.3*

Not ready for mainstream usage ie unreliable connections, difficult interface,

## Frequently asked questions about Satodime

### What cryptocurrencies does Satodime support?

Satodime supports a range of cryptocurrencies including BTC, XCP, BCH, LTC, MATIC, ETH, and ERC-20 and ERC-721 tokens (NFTs). This allows for diverse asset management within the application.

### How secure is Satodime?

The application offers enhanced security as your vault's private keys are stored and sealed within the chip's secure memory. Furthermore, the application itself does not store any sensitive information and collects no personal data.

### Can I use Satodime without creating an account?

Yes, Satodime allows you to operate autonomously by scanning your card via NFC without any account registration or KYC. This provides a private and streamlined user experience.

### How often is Satodime updated?

The latest version of Satodime is 0.3.1, last updated on March 19, 2026. While this indicates a recent update, specific update frequency is not detailed.

### What devices is Satodime compatible with?

Satodime is currently supported on iPhone and iPod devices. Compatibility with other platforms like Android is not specified in the provided data.

### Does Satodime have ads?

No, Satodime is ad-free. The application is designed to provide a seamless and uninterrupted experience for managing your crypto assets.

### What is the age rating for Satodime?

Satodime has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger individuals, due to its straightforward utility.

### Can I exchange crypto off-chain with Satodime?

Yes, Satodime allows you to exchange your crypto-currencies and NFTs off-chain, similar to how you would exchange banknotes. This is achieved without the need for a trusted third party.

## Version history (last 5 releases)

### 0.3.1 — 2026-03-19

- Add German & Spanish translations.
- Remove Paybis integration
- Upgrade to SatochipSwift v0.3.3.
- Add support for Satodime v0.2+:
    - Support for NDEF
    - Simplify ownership management for cards with fixed CVC. For card with fixed CVC, ownership can be taken automatically when ownership is available (setup not done) without prompting user. IF user is not owner on the device, ownership can be taken whenever needed by prompting user for the CVC code written on the card.
    - Added new UnlockCodeDialog for prompting user
- Patch various minor issues

### 0.2.6 — 2025-01-27

v0.2.6 build2
    
* upgrade to SwiftCryptoTools v0.4.0 with improved explorer API
* Fix issue: onboarding screen appears at every start
* Fix issue with ownership transfer in some specific scenario when used with desktop tool

### 0.2.4 — 2024-11-26

- Minor UI bug fix
- Paybis integration
- UI update following MATIC -> POL migration

### 0.2.3 — 2024-04-22

Features :
- Integration of the Polygon blockchain (MATIC),
- Gallery view mode for NFT,

Bug fix:
- Back arrows bug fixed,

Optimization and update:
- Optimization of calls to harvest information from a public address,
- Optimization of calls to retrieve information from an NFT,
- NFC toast error messages updated,
- UI improvements.

### 0.2.1 — 2024-01-11

- Correction of various bugs (ownership, crashes...),
- Calls optimization to collect information from a public address,
- New UI in Satochip rebranding colors,
- New UX: all assets belonging to the same blockchain can now be visible in the same vault.

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## More apps by Satochip

- [Seedkeeper](https://appshunter.io/ios/app/seedkeeper/id6502836060)

All apps by Satochip: https://appshunter.io/developer/1671023937

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-28.*