What Specter Solutions does

Specter Solutions is the predecessor entity of the Specter Association, a Swiss non-profit organization (registered at Ruelle William-Mayor 2, CH-NE Neuchâtel) that develops open-source software and firmware for Bitcoin self-custody. Founded in 2018 by Moritz Wietersheim and Stepan Snigirev after the two met in Lisbon, the project originated from a search for better hardware wallets and a secure DIY signing device prototype. The organization serves individual Bitcoin holders who prioritize self-sovereignty, privacy, and open-source verifiability over convenience, and operates without a traditional sales force, relying instead on community-led adoption.

The product portfolio has two main pillars. Specter Desktop is a free open-source (MIT license) desktop wallet that coordinates hardware signing devices, supports single-sig and multi-sig configurations, and is optimized to run alongside a user's own Bitcoin Core node (with alternative node packages MyNode, RoninDojo, Raspiblitz, and Umbrel supported). The Specter DIY product line consists of open-source firmware running on STM32-based hardware built from off-the-shelf components, supporting air-gapped QR-code signing via PSBTs, temporary seed mode, and optional Specter Shield / Shield Lite extension boards that add smartcard-based seed encryption with a 10-PIN-attempt secure chip. The codebase includes the Embit Bitcoin library, a Python 3 / MicroPython implementation that powers both the desktop and embedded products. Specter Desktop integrates natively with nine hardware signing devices and three wallet import formats (Electrum, Sparrow, Fully-Noded).

The business model is non-commercial at the entity level. Specter Desktop and Specter firmware are free under the MIT license; the Association does not manufacture or sell hardware. Revenue to the Association, to the extent any exists, derives from community donations and sats contributions, plus a single disclosed strategic investment from Swan Bitcoin in September 2022 (undisclosed amount). Hardware components are sold through a network of independent third-party vendors across Europe (Germany, Switzerland, Denmark, Netherlands, Belgium, France, Hungary, Ukraine) and North America (Canada). Distribution is digital-first (website downloads for Windows/macOS/Linux, PyPI, Docker) and community-led (Telegram support, GitHub contributions, conference workshops, third-party tutorials by educators such as Matt Odell, Bitcoin Q&A, and Michael Flaxman). In 2025, ownership was transferred from Specter Solutions / Swan oversight to the community-governed Specter Association, with Swan donating logo rights, X, YouTube, and GitHub to the Association.

Name

Specter Solutions

Legal name

Specter Association

Website

https://specter.solutions

Company type

Private

Founded year

2018

Operating status

Operating

Headcount range

1–10 employees

Short description

Specter Association is a Swiss non-profit that develops open-source Bitcoin self-custody tools, including the Specter Desktop wallet and Specter DIY hardware firmware. It serves individual Bitcoin self-sovereignty enthusiasts worldwide through community-driven development, donations, and a third-party hardware vendor network.

Ownership category

akta.pro rank

Product category

Bitcoin Self-Custody Software

SIC

Finance Services (6199)

akta.pro primary industry

Wallet Connectivity & Session Protocols (WalletConnect, deep links, QR, auth sessions) (FSAPACAF)

Keywords

• Bitcoin self-custody
• Open-source wallet
• Hardware signing devices
• Bitcoin node integration
• Air-gapped transaction signing

Headquarters

HQ city

Vaduz

HQ country

Liechtenstein

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales, Others

Revenue model

1. Donations / Sats: As a non-profit association (Specter Association, Switzerland), the project relies on community donations and sats contributions. No commercial revenue is generated from software licensing. The website explicitly requests donations from users who appreciate the open-source projects they use.
2. Hardware Component Sales (Third-Party Vendors): Specter DIY, Specter Shield, and Specter Shield Lite hardware components are sold through a network of independent third-party vendors (resellers and community members). The Specter Association does not directly manufacture or sell hardware but facilitates an ecosystem of community vendors.

Pricing tiers

Go-to-market motion2 records

Distribution channels6 records

Marketing channels6 records

Core offering

Specter Solutions builds and distributes a free, open-source (MIT-licensed) Bitcoin self-custody stack consisting of Specter Desktop wallet software and Specter DIY firmware for hardware signing devices. Specter Desktop coordinates hardware wallets, supports multi-sig and single-sig setups, and connects to the user's own Bitcoin Core or node-in-a-box for transaction verification and privacy. Hardware components (Specter DIY kits, Specter Shield, Shield Lite) are sold by independent third-party vendors, not directly by the Association.

Product overview

Specter Solutions offers an open-source Bitcoin self-custody ecosystem consisting of two main product lines: Specter Desktop (desktop wallet software) and Specter DIY/Specter Firmware (hardware wallet). The products work together to enable secure, air-gapped Bitcoin management. Specter Desktop serves as the coordination layer, supporting multiple hardware wallets (Specter DIY, Trezor, Ledger, Coldcard, etc.) and connecting to the user's own Bitcoin node for transaction verification and privacy. The Specter DIY is a build-it-yourself hardware wallet using off-the-shelf components, which can be enhanced with the Specter Shield or Shield Lite add-on boards for smartcard-based seed encryption. All products use the MIT open-source license and are developed/maintained by the Specter Association (Switzerland).

Differentiator

Problem solved

Functional benefit

Brands

• Specter Desktop: Free open source Bitcoin wallet software under MIT license for bitcoin self-custody.
• Specter DIY
• Specter Shield
• Specter Shield Lite

Products and services

• Specter Desktop Free open-source (MIT license) Bitcoin desktop wallet software that empowers individual users to hold their own keys and follow self-sovereign best practices. It coordinates hardware signing devices and enables secure Bitcoin self-custody with support for multi-sig and single-sig setups, QR code/air-gapped signing, coin control, Tor integration, and integration with the user's own Bitcoin Core node.
• Specter DIY A hardware signing device that users build from off-the-shelf components (STM Discovery Board and Waveshare QR Code Scanner), running Specter open-source firmware. Supports air-gapped QR code signing, temporary seed mode, and seed phrase import via touchscreen or SeedQR. Designed for individual Bitcoin holders seeking trust-minimized signing.
• Specter Firmware Open-source firmware for Specter DIY signing devices, enabling trust-minimized Bitcoin self-custody. Free, MIT-licensed software running on STM microcontrollers with air-gapped QR signing, temporary seed mode, multi-network support (Bitcoin mainnet, Liquid, Testnet, Regtest, Signet), and smartcard-based seed encryption when paired with Specter Shield.
• Specter Shield An open-source extension board (PCB) for the Specter DIY that enables highly secure seed phrase encryption using smartcards. Features a secure chip with a 10 PIN attempt limit for physical access protection, and supports multiple smartcards functioning as independent hardware wallets (e.g., for family members with unique seeds).
• Specter Shield Lite A compact, streamlined, cost-effective version of the Specter Shield PCB. Can be built with or without batteries for portable use with a USB-C power module, while retaining the core smartcard-based seed encryption security features of the full Shield.

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration19 records

Feature11 records

Partnerships

One partnership is on record.

• Swan Bitcoin (Product Integration)coreTechnology or IntegrationSpecter Desktop integrates directly with Swan Bitcoin accounts, enabling automatic withdrawal of Bitcoin purchases directly to a user's Specter self-custody wallet. This enables Swan customers to stack sats into cold storage without any third-party custodian in the path. Specter reserves addresses for Swan withdrawals and keeps the user's wallet XPub private.

Scale indicators1 record

Recent moves7 records

Expansion highlights5 records

Emerging players

• BitBox02: Swiss-made Bitcoin hardware wallet with open-source firmware and secure-element chip. Targets the same security-focused self-custody niche as Specter DIY, with native integration into Specter Desktop via USB.
• Nunchuk: Collaborative Bitcoin multi-sig wallet with mobile and desktop apps. Competes with Specter's multi-sig coordination layer for collaborative custody teams and high-net-worth self-custody setups.
• Keystone: Air-gapped hardware wallet with QR-code-based PSBT signing. Specter Desktop integrates Keystone directly, and both target the air-gapped multi-sig use case that Specter pioneered.

Direct peers

• Seedsigner: DIY air-gapped Bitcoin hardware signer built from off-the-shelf components (Raspberry Pi, camera). Specter Desktop natively supports Seedsigner for signing, and both target the trust-minimized DIY hardware niche.
• Electrum: Long-standing open-source Bitcoin desktop wallet with broad hardware wallet compatibility. Specter supports wallet imports from Electrum, and they compete for the same power-user self-custody segment.
• Wasabi Wallet: Open-source Bitcoin desktop wallet emphasizing CoinJoin privacy and Tor integration. Competes with Specter for the privacy-focused self-custody user, with overlapping node-verification and UTXO control features.
• Coldcard: Bitcoin-focused hardware wallet with air-gapped signing and multi-sig support. Specter Desktop integrates Coldcard via SD/USB, and both target security-conscious self-custody users, though Coldcard is a closed-source commercial product.
• Sparrow Wallet: Open-source Bitcoin desktop wallet focused on self-custody, multi-sig, and node integration. Direct competitor to Specter Desktop, serving the same self-sovereign user base with overlapping hardware wallet support and PSBT workflows.

Broad incumbents

• Ledger: Market-leading hardware wallet vendor with secure-element chips and global retail distribution. Specter Desktop integrates Ledger via USB; Ledger represents the mainstream closed-source incumbent whose polish and scale dwarf the open-source ecosystem.
• Trezor: Established hardware wallet vendor with consumer-grade products and broad distribution. Specter Desktop integrates Trezor as one of nine supported signing devices; Trezor's closed-source firmware competes philosophically with Specter's open-source approach.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• GitHubgithub.com/cryptoadvance/specter-desktop
• Xx.com/specterwallet
• LinkedInlinkedin.com/company/specterlabs

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Specter Solutions