Ledger Flex vs SeedSigner

Ledger

Ledger Flex

Size & Materials: 57.5g / 2oz, 78.4 x 56.5 x 7.7 mm

Display: E-Ink, Gorilla Glass, Touch Screen, 2.84", 600 x 480 px

Input: Touch Screen

Power: Battery, USB charging (USB-C)

Security: Secure Element, Supply Chain & Physical Attacks Protection

Networks: Bitcoin Mainnet, Bitcoin Testnet, Alt Coins

Firmware: Upgradable Firmware, Upgrade via Bluetooth

Device Lock: PIN Lock (On Device), Dummy/Decoy/Duress Wallet, Dynamic Keypad, Countdown to Brick/Reset PIN

Private Keys: Passphrases support (BIP-39)

Address Format: Legacy (P2PKH), Nested Segwit (P2SH), Native Segwit (P2WPKH), Taproot (P2TR)

Signing: Multi-sig (PSBTs), Sign Messages

Signing Connectivity: Sign via USB (USB-C), Sign via Bluetooth

Fees: Fee Control, Replace-by-fee (RBF), Child-pays-for-parent (CPFP), Maximum Fee Protection

Privacy: Coin Control, Custom Node, Tor

Third-Party Apps / Services: Bitcoin Safe, Theya, Wasabi Wallet, Nunchuk, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet (Watch-only), Bitcoin Keeper, Liana

SeedSigner

Size & Materials: 150g / 5.29oz, 190 x 120 x 50 mm

Display: IPS LCD, Color Screen, 1.3", 240 x 240 px

Input: Buttons

Power: USB charging (Micro-USB)

Security: 100% Air-gapped, Supply Chain & Physical Attacks Protection, Deterministic nonces (RFC6979)

Networks: Bitcoin Mainnet, Bitcoin Testnet

Firmware: Bitcoin-only firmware, Upgradable Firmware, Upgrade via MicroSD Card, Source-available, Free & Open Source (FOSS), Reproducible Builds

Private Keys: User Added Entropy, Passphrases support (BIP-39), Deterministic Entropy (BIP-85), SeedQR Backup / Import

Address Format: Legacy (P2PKH), Nested Segwit (P2SH), Native Segwit (P2WPKH), Taproot (P2TR)

Signing: Multi-sig (PSBTs), Sign Messages, Change Verification, Change Address Display

Signing Connectivity: Sign via microSD card, Sign via QR, UR2.0 Animated QRs

Fees: Fee Control, Replace-by-fee (RBF), Child-pays-for-parent (CPFP)

Privacy: Coin Control, Custom Node, Tor, Silent Payments (Experimental)

Third-Party Apps / Services: Bitcoin Safe, Zeus, Nunchuk, Electrum, Sparrow, Specter Desktop, Blockstream Green (Watch-only), BlueWallet, Bitcoin Keeper

Full Diff

Compare With
Basic Information
Price
Discounts
Launch Year
Assembled In
DIY
Company / Project
Brand
Headquarters / Location
Website
Blog
X (Twitter)
Nostr
YouTube
GitHub
Communities
Telegram
Reddit
Official Store
PO Box Support
BTC On Chain Support
BTC Lightning Support
Alt Coins Support
Credit/Debit Card Support
Size & Materials
Warranty
Weight
Dimensions
Casing Material
Available in colors
Weather Resistance
Display
Screen
Screen Type
Gorilla Glass
Color Screen
Touch Screen
Screen Size
Screen Resolution
Input
Controls
Qwerty Keyboard
Power
Battery
Removable Battery
Battery Size
USB charging
Wireless charging
Security
100% Air-gapped
Secure Element
Supply Chain & Physical Attacks Protection
Deterministic nonces (RFC6979)
Anti-Klepto / Anti-Exfil protocol
Networks
Bitcoin Mainnet
Bitcoin Testnet
Alt Coins
Firmware
Bitcoin-only firmware
Upgradable Firmware
Upgrade via MicroSD Card
Upgrade via USB External Storage
Upgrade via USB Cable
Upgrade via Bluetooth
Upgrade via NFC
Secure Boot
Latest Version
Latest Release Date
Release Notes
Source-available
Free & Open Source (FOSS)
License
Reproducible Builds
Device Lock
PIN Lock
Dynamic Keypad
Countdown to Brick/Reset PIN
Brick/Reset me PIN
Time Delay to Unlock
Anti-phishing words
Alphanumeric PIN
Pattern Lock
Fingerprint Lock
Dummy/Decoy/Duress Wallet
Private Keys
Stateless
User Added Entropy
Multiple Private Keys
Passphrases support (BIP-39)
Passphrase entry
Master Key Fingerprint
Deterministic Entropy (BIP-85)
Shamir (SLIP-39) Backup / Import
Seed XOR Backup / Import
microSD card Backup / Import
NFC card Backup / Import
12 Words BIP-39 Seed Creation
24 Words BIP-39 Seed Creation
12/24 BIP-39 Words Display
12 Words BIP-39 Seed Import
24 Words BIP-39 Seed Import
SeedQR Backup / Import
Key Teleport
Address Format
Legacy (P2PKH)
Nested Segwit (P2SH)
Native Segwit (P2WPKH)
Taproot (P2TR)
Receive Addresses
View Address as Text
View Address as QR
Export Address to SD Card
Verify Address from QR
Signing
Multi-sig (PSBTs)
Frost
NFC Push Tx
Sign Messages
Change Verification
Change Address Display
Signing Connectivity
Sign via USB
Sign via Bluetooth
Sign via NFC
Sign via microSD card
Sign via QR
UR2.0 Animated QRs
BBQr
pMofN (Specter) QR
Spending Conditions
Magnitude Limits
Velocity Limits
Whitelisted Addresses
2FA Authentication
Miniscript
Taproot Miniscript
Fees
Fee Control
Replace-by-fee (RBF)
Child-pays-for-parent (CPFP)
Maximum Fee Protection
Privacy
Coin Control
Custom Node
Tor
Silent Payments
Other Features
Virtual Disk Mode
Password Manager
U2F authentication
FIDO authentication
Hardware-based SSH/GPG
Official Apps
Web App
Windows App
MacOS App
Linux App
Chrome Extension
Firefox Extension
Edge Extension
Android App
iOS App
Third-Party Apps / Services
Bitcoin Keeper
Bitcoin Safe
Blockstream Green
BlueWallet
Casa
Electrum
Liana
Nunchuk
Sparrow
Specter Desktop
Theya
Unchained
Wasabi Wallet
Zeus

28% OFF
Ledger
Ledger Flex
BUY NOW
- $249.00
  $179.00
- $70 of cashback in Bitcoin
- 2024
- Vietnam
- NO
- Ledger
- France
- ledger.com
- ledger.com/company-updates
- @Ledger
- -
- @Ledger
- LedgerHQ
- -
- ledgerwallet
- ?
- YES (via BitPay or Crypto.com Pay)
- NO
- YES (via BitPay or Crypto.com Pay)
- YES
- 2 years
- 57.5g / 2oz
- 78.4 x 56.5 x 7.7 mm
- Plastic & Aluminum
- YES
- NO
- YES
- E-Ink
- YES
- NO
- YES
- 2.84"
- 600 x 480 px
- Touch Screen
- ?
- YES
- NO
- 200 mAh
- USB-C
- NO
- NO
- YES (EAL6+)
- YES
- ?
- NO
- YES
- YES
- YES
- NO
- YES
- NO
- NO
- NO
- YES
- NO
- ?
- ?
- ?
- YES
- NO
- NO
- -
- NO
- On Device
- YES
- YES
- NO
- NO
- NO
- NO
- NO
- NO
- YES
- NO
- NO
- NO
- YES
- On Device
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- YES
- On Device
- On Device
- On Device
- NO
- NO
- YES
- YES
- YES
- YES
- ?
- ?
- NO
- ?
- YES
- NO
- NO
- YES
- ?
- NO
- USB-C
- YES
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- YES
- YES
- YES
- YES
- YES
- YES
- YES
- YES
- YES
- NO
- NO
- YES
- YES
- YES
- YES
- NO
- YES
- YES
- YES
- NO
- NO
- NO
- YES
- YES
- YES
- YES
- YES
- Watch-only
- ?
- YES
- YES
- YES
- YES
- YES
- YES
- ?
- YES
- NO
SeedSigner
SeedSigner
BUY NOW
- $80.00
- -
- 2021
- -
- YES
- SeedSigner
- USA
- seedsigner.com
- -
- @SeedSigner
- SeedSigner
- @seedsigner5695
- SeedSigner
- SeedSigner Community
- -
- -
- YES
- YES
- NO
- YES
- -
- 150g / 5.29oz
- 190 x 120 x 50 mm
- Plastic
- YES
- NO
- YES
- IPS LCD
- NO
- YES
- NO
- 1.3"
- 240 x 240 px
- Buttons
- NO
- NO
- -
- -
- Micro-USB
- NO
- YES
- NO
- YES
- YES
- NO
- YES
- YES
- NO
- YES
- YES
- YES
- NO
- NO
- NO
- NO
- NO
- v0.8.6
- Jun 30, 2025
- YES
- YES
- YES
- MIT
- YES
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- YES
- YES
- NO
- YES
- On Device
- YES
- YES
- NO
- NO
- NO
- NO
- YES
- YES
- On Device
- On Device
- On Device
- YES
- NO
- YES
- YES
- YES
- YES
- Via Companion App
- Via Companion App
- NO
- On Device
- YES
- NO
- NO
- YES
- YES
- YES
- NO
- NO
- NO
- YES
- YES
- YES
- NO
- NO
- NO
- NO
- NO
- NO
- SOON
- NO
- YES
- YES
- YES
- ?
- YES
- YES
- YES
- Experimental
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- NO
- YES
- YES
- Watch-only
- YES
- NO
- YES
- NO
- YES
- YES
- YES
- NO
- NO
- NO
- YES